# Gastrointestinal Stasis in Rabbits ## Quick Answer - Gastrointestinal stasis in rabbits requires immediate veterinary assessment because delayed treatment can be fatal. - The core treatment approach combines fluid therapy, pain management, prokinetic drugs, and assisted feeding under veterinary supervision. - Home observation and first aid do not replace professional diagnosis, and no drug doses or withdrawal periods appear in this article. ## Understanding Gastrointestinal Stasis in Rabbits Gastrointestinal stasis, often called GI stasis or ileus, describes a condition where the normal muscular contractions of a rabbit's digestive tract slow down or stop entirely. The rabbit digestive system depends on continuous movement of ingesta through the stomach and intestines. When this movement halts, fermentation patterns change, gas accumulates, and the rabbit experiences pain, dehydration, and a loss of appetite. The condition is common in pet rabbits and can become life-threatening within hours to days if left untreated. The rabbit digestive system is designed for a high-fiber diet and continuous grazing behavior. The cecum, a large pouch at the junction of the small and large intestine, hosts a microbial population that ferments plant material. This fermentation produces volatile fatty acids that serve as an important energy source. The rabbit also produces cecotropes, which are nutrient-rich fecal pellets that the rabbit consumes directly from the anus to obtain additional protein and vitamins. When gastrointestinal motility stops, this entire system fails, and the rabbit's health deteriorates rapidly. The American Veterinary Medical Association provides general pet-owner education on preventive care and the importance of engaging a veterinarian when an animal shows signs of illness. For rabbits, early recognition of reduced appetite or reduced fecal output is critical because these signs often precede the more obvious signs of severe stasis. The AVMA resources emphasize that routine veterinary care and prompt consultation when an animal appears unwell are foundational to maintaining animal health. ## Causes and Risk Factors Gastrointestinal stasis in rabbits is rarely a primary disease. It is usually a secondary condition that develops when another problem disrupts the rabbit's normal feeding behavior or digestive function. Identifying the underlying cause is essential because treating only the stasis without addressing the trigger will likely lead to recurrence. ### Dietary Factors A diet that is too low in indigestible fiber is the most common dietary cause of GI stasis. Rabbits require a constant supply of grass hay, such as timothy, orchard grass, or meadow hay, to provide the coarse fiber that stimulates intestinal motility. A diet that relies heavily on commercial pellets or on carbohydrate-rich treats such as fruits and root vegetables provides insufficient fiber and too much starch and sugar. This imbalance alters the cecal microbial population and can lead to gas production, pain, and reduced motility. Sudden changes in diet can also trigger stasis. A rabbit that is switched abruptly from one type of hay to another, or that receives a new batch of pellets, may refuse to eat or may experience a digestive upset. The World Small Animal Veterinary Association publishes global guidelines on companion-animal nutrition that emphasize the importance of a consistent, species-appropriate diet for maintaining health. For rabbits, this means a diet that is predominantly hay, with a limited amount of fresh greens and a small portion of high-quality pellets. ### Pain and Stress Pain from any source can cause a rabbit to stop eating. Dental disease is a common cause of pain in rabbits. The teeth of rabbits grow continuously, and if they become overgrown or develop sharp spurs, the rabbit may find it painful to chew. This leads to reduced food intake and eventually to GI stasis. Other sources of pain include arthritis, urinary tract disease, and skin infections. Stress is another important trigger. Rabbits are prey animals and are sensitive to changes in their environment. A move to a new home, the introduction of a new pet, loud noises, or a change in the daily routine can cause a rabbit to stop eating. The Merck Veterinary Manual provides authoritative background on the relationship between stress and disease in animals, and it notes that stress can have a direct effect on the digestive system. ### Underlying Disease Several diseases can cause GI stasis as a secondary complication. Dental disease, as mentioned, is a common trigger. Other conditions include: - **Gastrointestinal obstruction**: A foreign body, a hairball, or a mass of matted fur and food can physically block the digestive tract. This is a surgical emergency. - **Infectious disease**: Bacterial or viral infections can cause systemic illness and reduce appetite. - **Parasitic disease**: A heavy burden of intestinal parasites can cause inflammation and pain. - **Metabolic disease**: Conditions such as liver disease or kidney failure can cause a rabbit to feel unwell and stop eating. - **Neoplasia**: Tumors in the digestive tract or other organs can cause pain and obstruction. ### Environmental and Husbandry Factors Inadequate housing can contribute to GI stasis. A rabbit that does not have enough space to move around and exercise may have reduced gut motility. A lack of access to clean, fresh water can also cause dehydration, which slows the digestive tract. The World Organisation for Animal Health provides official guidance on animal health and welfare, and it emphasizes that the environment must meet the behavioral and physiological needs of the animal to maintain good health. ## Pathophysiology of GI Stasis The normal rabbit digestive tract is a continuous flow system. The rabbit eats, and the food moves through the stomach and small intestine into the cecum. The cecum is a large fermentation chamber where bacteria and protozoa break down fiber. The products of this fermentation are absorbed, and the remaining material is formed into two types of feces: hard fecal pellets and soft cecotropes. When GI stasis develops, the muscular contractions of the stomach and intestines slow down. The ingesta remains in the stomach and cecum for too long. The stomach contents begin to ferment, producing gas. This gas distends the stomach and causes pain. The rabbit stops eating, which further reduces the stimulus for gut motility. A vicious cycle develops. The pain and the lack of food intake cause the rabbit to become dehydrated. The rabbit may also develop a condition called hepatic lipidosis, in which fat accumulates in the liver. This happens because the rabbit's body begins to break down fat stores for energy, and the liver cannot process the fat quickly enough. Hepatic lipidosis can cause liver failure and is a common cause of death in rabbits with GI stasis. The microbial population in the cecum also changes. The normal bacteria that ferment fiber are replaced by gas-producing bacteria. This can cause the cecum to become distended and painful. In severe cases, the cecum can twist, which is a surgical emergency. ## Clinical Signs and Observation The owner or caretaker is often the first person to notice that a rabbit is developing GI stasis. The signs can be subtle at first and may progress rapidly. Early recognition and prompt veterinary consultation are critical. ### Early Signs - **Reduced appetite**: The rabbit may eat less hay or may refuse a favorite treat. - **Reduced fecal output**: The number of fecal pellets decreases, and the pellets may be smaller than normal. - **Change in fecal consistency**: The pellets may be softer, harder, or covered in mucus. - **Reduced activity**: The rabbit may be less active and may spend more time sitting in a corner. - **A hunched posture**: The rabbit may sit with its abdomen pressed against the ground, which is a sign of abdominal pain. ### Advanced Signs - **Complete anorexia**: The rabbit stops eating entirely. - **No fecal output**: The rabbit produces no fecal pellets. - **Abdominal distension**: The abdomen may appear swollen or tense. - **Tooth grinding**: The rabbit may grind its teeth, which is a sign of pain. - **Lethargy**: The rabbit may be unresponsive or weak. - **Dehydration**: The rabbit may have dry, sticky mucous membranes and a reduced skin turgor. - **Hypothermia**: The rabbit's body temperature may drop below the normal range. ### Observation and First Response A caretaker who observes any of the early signs should take immediate action. The first step is to check the rabbit's environment. Is there fresh water available? Is there a supply of hay? Is the rabbit in a stressful situation? The caretaker should remove any obvious stressors and ensure that the rabbit has access to fresh water and hay. The caretaker should also monitor the rabbit closely. If the rabbit does not eat within a few hours, or if the rabbit shows any signs of pain or distress, a veterinarian should be consulted. The American Veterinary Medical Association provides resources for pet owners that emphasize the importance of seeking veterinary care when an animal shows signs of illness. The AVMA resources also note that a veterinarian is the only person who can diagnose and treat a medical condition. The caretaker should not attempt to force-feed a rabbit that is not eating. Force-feeding a rabbit with a complete obstruction can cause the stomach to rupture. The caretaker should also not give any over-the-counter medications to the rabbit, as many human medications are toxic to rabbits. ## Diagnosis and Veterinary Assessment A veterinarian will perform a thorough physical examination and may recommend additional diagnostic tests. The goal of the diagnostic workup is to confirm that the rabbit has GI stasis and to identify the underlying cause. ### Physical Examination The veterinarian will start by taking a history from the owner. The veterinarian will ask about the rabbit's diet, the onset of signs, the rabbit's environment, and any recent changes in the rabbit's routine. The veterinarian will then perform a physical examination, which includes: - **Temperature**: The normal temperature of a rabbit is between 101 and 103 degrees Fahrenheit. A temperature below 100 degrees is a sign of severe illness. - **Heart rate and respiratory rate**: The veterinarian will assess the rabbit's heart and lungs. - **Abdominal palpation**: The veterinarian will gently feel the rabbit's abdomen to assess the size of the stomach and cecum, and to check for any masses or areas of pain. - **Oral examination**: The veterinarian will examine the rabbit's mouth to check for dental disease, which is a common cause of GI stasis. - **Body condition**: The veterinarian will assess the rabbit's body condition to determine if the rabbit has lost weight. ### Diagnostic Tests The veterinarian may recommend one or more of the following diagnostic tests: - **Radiography (X-rays)**: Radiographs of the abdomen can show the presence of gas in the stomach and cecum, and can help to identify a foreign body or a hairball. - **Ultrasonography**: An ultrasound can provide a more detailed view of the digestive tract and can help to identify a mass or a blockage. - **Blood tests**: A complete blood count and a serum biochemistry panel can help to assess the rabbit's overall health and to identify any underlying metabolic disease. - **Fecal examination**: A fecal sample can be examined for the presence of parasites. The Merck Veterinary Manual provides a detailed description of the diagnostic approach to gastrointestinal disease in rabbits, and it notes that a thorough history and physical examination are the most important steps in the diagnostic process. ## Treatment and Management The treatment of GI stasis in rabbits is a multi-step process that requires veterinary supervision. The goals of treatment are to: 1. Restore hydration and electrolyte balance. 2. Provide pain relief. 3. Restore gastrointestinal motility. 4. Provide nutritional support. 5. Treat the underlying cause. ### Fluid Therapy Dehydration is a common and serious consequence of GI stasis. The rabbit is not drinking enough water, and the body is losing fluid through the digestive tract. Fluid therapy is the first step in treatment. The veterinarian will administer fluids either subcutaneously (under the skin) or intravenously (into a vein). The fluids are typically a balanced electrolyte solution. The veterinarian will calculate the amount of fluid needed based on the rabbit's weight and the degree of dehydration. The fluid therapy is usually continued for several days until the rabbit is eating and drinking normally. ### Pain Management Pain is a major component of GI stasis. The rabbit is in pain from the distended stomach and cecum, and the pain itself can cause the rabbit to stop eating. The veterinarian will provide pain medication to make the rabbit more comfortable. The pain medication is typically an opioid or a non-steroidal anti-inflammatory drug (NSAID). The veterinarian will choose the medication and the dose based on the rabbit's condition and the severity of the pain. The veterinarian will also monitor the rabbit for any side effects of the medication. ### Prokinetic Agents Prokinetic agents are drugs that stimulate the muscular contractions of the digestive tract. These drugs are used to help restore the normal movement of the ingesta. The veterinarian will use a prokinetic agent only after the rabbit has been rehydrated and the pain is controlled. Using a prokinetic agent in a dehydrated rabbit or in a rabbit with a complete obstruction can be dangerous. The veterinarian will monitor the rabbit closely to ensure that the drug is effective and that the rabbit is not having any adverse effects. ### Nutritional Support The rabbit needs nutrition to recover. If the rabbit is not eating on its own, the veterinarian will provide nutritional support. This is usually done by feeding the rabbit a liquid diet through a syringe. The diet is a special formula that is designed for herbivores and is high in fiber. The veterinarian will teach the owner how to syringe-feed the rabbit at home. The owner will need to feed the rabbit several times a day until the rabbit is eating on its own. The owner must be careful not to feed the rabbit too much at one time, as this can cause the stomach to become distended. ### Treating the Underlying Cause The treatment of the underlying cause is essential for a full recovery. If the cause is dental disease, the veterinarian will need to trim the rabbit's teeth. If the cause is a foreign body, the veterinarian may need to perform surgery to remove it. If the cause is an infection, the veterinarian will prescribe antibiotics. The veterinarian will also make recommendations for the rabbit's diet and environment to prevent a recurrence. The owner will need to provide a high-fiber diet, a clean and stress-free environment, and regular veterinary care. ## At a Glance | Aspect | Key Point | Action | | :--- | :--- | :--- | | **Primary Cause** | Low-fiber diet, pain, stress, or underlying disease | Identify and correct the underlying cause | | **First Sign** | Reduced appetite and reduced fecal output | Contact a veterinarian immediately | | **Core Treatment** | Fluid therapy, pain relief, prokinetics, and nutritional support | Requires veterinary supervision | | **Home Care** | Syringe feeding and a quiet environment | Follow the veterinarian's instructions | | **Prognosis** | Good if treated early, poor if treatment is delayed | Seek veterinary care at the first sign of illness | ## Practical Implementation and Assessment Steps The following steps provide a practical framework for a caretaker or a veterinary professional to assess and manage a rabbit with suspected GI stasis. This framework is not a substitute for veterinary care, but it provides a structured approach to the problem. ### Step 1: Initial Observation and Triage The first step is to observe the rabbit and to determine if it is showing signs of GI stasis. The caretaker should look for the early signs described above. If the rabbit is showing any signs of GI stasis, the caretaker should contact a veterinarian immediately. The caretaker should also assess the rabbit's environment. Is the rabbit in a clean, quiet, and stress-free environment? Is there a supply of fresh water and hay? The caretaker should remove any obvious stressors and provide the rabbit with a comfortable environment. ### Step 2: Contact the Veterinarian The caretaker should contact a veterinarian as soon as possible. The veterinarian will provide instructions on what to do next. The veterinarian may ask the caretaker to bring the rabbit to the clinic for an examination. The caretaker should be prepared to provide the veterinarian with the following information: - The rabbit's age, breed, and weight. - The rabbit's diet and any recent changes to the diet. - The rabbit's environment and any recent changes to the environment. - The signs that the rabbit is showing and when the signs began. - Any medications that the rabbit is taking. ### Step 3: Veterinary Examination and Diagnosis The veterinarian will perform a physical examination and may recommend diagnostic tests. The veterinarian will confirm the diagnosis of GI stasis and will identify the underlying cause. The veterinarian will then develop a treatment plan. The treatment plan will be based on the rabbit's condition and the underlying cause. ### Step 4: Home Care and Monitoring The veterinarian will provide the owner with instructions for home care. The owner will need to: - Provide the rabbit with a quiet and stress-free environment. - Provide the rabbit with fresh water and hay. - Administer any medications that the veterinarian has prescribed. - Syringe-feed the rabbit if the veterinarian has recommended it. - Monitor the rabbit's appetite, fecal output, and behavior. The owner should monitor the rabbit closely for any signs of improvement or deterioration. The owner should contact the veterinarian if the rabbit's condition worsens or if the rabbit does not improve within 24 to 48 hours. ### Step 5: Follow-Up Care The veterinarian will schedule a follow-up appointment to assess the rabbit's progress. The veterinarian will check the rabbit's weight, hydration, and overall health. The veterinarian will also adjust the treatment plan as needed. The owner should continue to provide the rabbit with a high-fiber diet and a stress-free environment. The owner should also schedule regular veterinary checkups to prevent a recurrence of GI stasis. ## Records and Measurements Accurate records are essential for the management of GI stasis. The records help the veterinarian to assess the rabbit's condition and to adjust the treatment plan. ### Daily Records The owner should keep a daily record of the following: - **Food intake**: The amount of food the rabbit eats, including hay, pellets, and vegetables. - **Water intake**: The amount of water the rabbit drinks. - **Fecal output**: The number of fecal pellets and the consistency of the pellets. - **Urine output**: The amount of urine and the color of the urine. - **Body weight**: The rabbit's weight, measured daily. - **Behavior**: The rabbit's activity level, posture, and any signs of pain. ### Treatment Records The owner should also keep a record of any medications that the rabbit is taking. The record should include the name of the medication, the dose, the time of administration, and any side effects. The owner should also record the amount of food that is given during syringe feeding and the rabbit's response to the feeding. ### The Importance of Records The records provide the veterinarian with valuable information about the rabbit's condition. The veterinarian can use the records to determine if the treatment is working and to make adjustments to the treatment plan. The records also help the owner to identify any changes in the rabbit's condition. If the rabbit's condition is not improving, the owner can contact the veterinarian with the records in hand. ## Common Failure Patterns The treatment of GI stasis can fail for a number of reasons. The most common failure patterns are described below. ### Delayed Treatment The most common cause of treatment failure is delayed treatment. The owner may not recognize the early signs of GI stasis, or the owner may wait to see if the rabbit improves on its own. This delay can allow the condition to progress to a severe stage, where the treatment is less likely to be successful. ### Incomplete Diagnosis The treatment of GI stasis is not complete if the underlying cause is not identified and treated. If the underlying cause is dental disease, the rabbit will continue to have pain and will not eat. If the underlying cause is a foreign body, the rabbit will continue to have a blockage. The veterinarian must perform a complete diagnostic workup to identify the underlying cause. ### Inadequate Fluid Therapy Fluid therapy is a critical component of the treatment of GI stasis. If the rabbit is not given enough fluids, the rabbit will remain dehydrated and the digestive tract will not function properly. The veterinarian must calculate the fluid requirements carefully and monitor the rabbit's hydration status. ### Inappropriate Use of Prokinetics Prokinetic agents are used to restore the motility of the digestive tract. However, these drugs should not be used in a rabbit with a complete obstruction. Using a prokinetic agent in a rabbit with a blockage can cause the stomach to rupture. The veterinarian must confirm that the rabbit does not have a blockage before using a prokinetic agent. ### Poor Home Care The owner's home care is essential for the rabbit's recovery. If the owner does not provide the rabbit with a high-fiber diet, a stress-free environment, and the prescribed medications, the rabbit is likely to relapse. The owner must follow the veterinarian's instructions carefully. ### Recurrence GI stasis can recur if the underlying cause is not corrected. If the rabbit is on a low-fiber diet, the rabbit will develop GI stasis again. The owner must make a permanent change to the rabbit's diet and environment to prevent a recurrence. ## Welfare and Safety Context The welfare of the rabbit is a primary concern in the management of GI stasis. The condition is painful and can be fatal. The owner has a responsibility to provide the rabbit with a high-quality diet, a stress-free environment, and prompt veterinary care. The World Organisation for Animal Health provides the official guidance on animal welfare. The WOAH guidance emphasizes that the animal's environment must meet the animal's physiological and behavioral needs. For a rabbit, this means providing a diet that is high in fiber, a clean and safe living space, and the opportunity for exercise. The American Veterinary Medical Association provides resources for pet owners that emphasize the importance of preventive care. The AVMA recommends that pet owners establish a relationship with a veterinarian and schedule regular checkups. The AVMA also provides information on how to recognize the signs of illness in a pet. The American Animal Hospital Association provides guidelines for companion-animal preventive care. The AAHA guidelines emphasize the importance of a life-stage approach to care, which includes regular examinations, vaccinations, and nutrition counseling. The AAHA guidelines are a useful resource for veterinary professionals. The World Small Animal Veterinary Association provides global guidelines on companion-animal nutrition. The WSAVA guidelines emphasize the importance of a species-appropriate diet and the need to avoid feeding a diet that is not balanced for the animal. ## Professional Escalation Criteria The owner should seek veterinary care immediately if the rabbit shows any of the following signs: - The rabbit has not eaten for more than 12 hours. - The rabbit has not produced any fecal pellets for more than 12 hours. - The rabbit is showing signs of pain, such as tooth grinding or a hunched posture. - The rabbit is lethargic or unresponsive. - The rabbit has a cold body temperature. - The rabbit is dehydrated. The owner should also seek veterinary care if the rabbit's condition does not improve within 24 to 48 hours of starting treatment. The veterinarian should consider referral to a specialist if the rabbit's condition is severe or if the underlying cause is complex. A specialist in exotic animal medicine has the experience and the equipment to manage the most complex cases of GI stasis. ## A Practical Decision Framework for Differentiating Simple Stasis from Obstructive Disease The most consequential decision in managing a rabbit with suspected gastrointestinal stasis is determining whether the condition is simple functional ileus or a physical obstruction. This distinction changes the treatment pathway in fundamental ways. Prokinetic drugs that stimulate intestinal contractions are appropriate for simple stasis but can be catastrophic in a rabbit with a complete obstruction, where increased motility against a blockage raises the risk of gastric rupture. The decision framework below gives clinicians a structured method for making this determination using the information available at each stage of assessment. ### The Clinical Reasoning Sequence The framework follows a sequential logic that moves from history through physical examination to diagnostic imaging. Each step narrows the differential and either supports or challenges the diagnosis of simple stasis. **Step 1: Assess the onset and progression of signs.** Simple GI stasis typically develops over hours to a few days. The rabbit gradually eats less, produces fewer fecal pellets, and becomes quieter. A sudden onset of complete anorexia with a previously normal appetite, especially when accompanied by acute abdominal pain, raises the index of suspicion for obstruction. The Merck Veterinary Manual notes that a thorough history is the most important step in the diagnostic process for gastrointestinal disease in rabbits, and the timeline of onset is a central part of that history. **Step 2: Evaluate the fecal output pattern.** A rabbit with simple stasis usually produces some fecal pellets, even if they are small, misshapen, or covered in mucus. A rabbit with a complete obstruction typically produces no fecal pellets at all. The absence of any fecal output for more than 12 hours is a red flag that warrants a more urgent diagnostic workup. **Step 3: Perform a careful abdominal palpation.** The clinician should gently palpate the abdomen to assess the size and consistency of the stomach and cecum. In simple stasis, the stomach may feel doughy and the cecum may feel full but compressible. In obstruction, the stomach may feel distended and firm, and the rabbit may show a marked pain response when the area is palpated. The clinician should also palpate for any focal masses or areas of firmness that could represent a foreign body. **Step 4: Obtain diagnostic imaging.** Radiographs are the most useful tool for differentiating simple stasis from obstruction. The clinician should take both a lateral and a ventrodorsal view. In simple stasis, the radiographs typically show a gas-filled stomach and cecum with a normal distribution of gas throughout the digestive tract. In obstruction, the radiographs may show a dilated stomach or a segment of intestine with a sharp cutoff in the gas pattern. The presence of a large amount of gas in the stomach with little gas in the cecum is more consistent with obstruction. The Merck Veterinary Manual provides authoritative background on the use of radiography in the diagnosis of gastrointestinal disease in rabbits. **Step 5: Consider the response to initial treatment.** If the rabbit has been rehydrated and given pain relief and the condition does not improve within 12 to 24 hours, the clinician should reconsider the diagnosis. A rabbit with simple stasis usually shows some improvement in attitude and appetite once hydration and pain control are established. A rabbit with an obstruction will not improve, and the clinician should pursue further imaging or consider surgical exploration. ### A Comparison of Simple Stasis and Obstructive Disease The table below summarizes the key differences between simple stasis and obstructive disease. This comparison is a practical tool for the clinician at the time of assessment. | Feature | Simple GI Stasis | Obstructive Disease | | :--- | :--- | :--- | | **Onset** | Gradual, over hours to days | Often sudden, with acute signs | | **Appetite** | Reduced but may still eat some food | Complete anorexia | | **Fecal output** | Reduced, small pellets | No fecal output | | **Abdominal palpation** | Full stomach, compressible cecum | Firm stomach, possible focal mass | | **Radiographic gas pattern** | Gas in stomach and cecum | Gas in stomach with a cutoff | | **Response to fluids and pain relief** | Improves within 12 to 24 hours | No improvement | | **Prokinetic use** | Safe after rehydration and pain control | Contraindicated until obstruction is ruled out | ### The Decision to Use Prokinetics The decision to use a prokinetic agent is the point where the framework has the most direct impact on patient safety. Prokinetics should be used only after the clinician has confirmed that the rabbit is adequately hydrated and that pain is controlled. The clinician should also have a reasonable degree of confidence that no complete obstruction is present. The American Veterinary Medical Association provides general guidance on the importance of a veterinarian's role in diagnosis and treatment. The AVMA resources emphasize that a veterinarian is the only person who can diagnose and treat a medical condition. This is particularly relevant to the use of prokinetics, which are prescription drugs that require a veterinary assessment of the rabbit's condition. If the clinician is uncertain about the presence of an obstruction, the safest course is to delay the use of a prokinetic until the diagnostic picture is clearer. The clinician can continue fluid therapy and pain management while monitoring the rabbit's response. If the rabbit's condition improves, the clinician can then consider adding a prokinetic. If the rabbit's condition does not improve, the clinician should pursue further diagnostic imaging or surgical consultation. ### A Record System for Tracking the Decision The clinical decision framework is most useful when the clinician records the findings at each step. A simple record system can help the clinician track the rabbit's progress and make a defensible decision about the use of prokinetics. The record should include the following fields: - **Date and time of assessment** - **Appetite score**: A simple scale from 0 to 3, where 0 is no appetite, 1 is eating some hay, 2 is eating hay and some pellets, and 3 is eating normally. - **Fecal output**: The number of fecal pellets produced in the last 12 hours. - **Abdominal palpation findings**: A description of the stomach and cecum, including any pain response. - **Radiographic findings**: A description of the gas pattern and any evidence of obstruction. - **Fluid therapy status**: The amount of fluids given and the rabbit's hydration status. - **Pain score**: A simple scale from 0 to 3, where 0 is no pain, 1 is mild pain, 2 is moderate pain, and 3 is severe pain. - **Response to treatment**: A description of the rabbit's response to fluids and pain medication. The clinician should update this record at each assessment. The record provides a clear picture of the rabbit's trajectory and helps the clinician to make a decision about the use of prokinetics. ### Troubleshooting the Decision Framework The decision framework is not always straightforward. The following troubleshooting points address common situations where the framework may be difficult to apply. **The rabbit has a gas-filled stomach but no other signs of obstruction.** This is a common finding in simple stasis. The clinician should continue with the treatment plan and monitor the rabbit. If the rabbit does not improve within 24 hours, the clinician should repeat the radiographs. **The rabbit has a firm stomach on palpation but no other signs of obstruction.** This can be a sign of a gastric foreign body or a hairball. The clinician should perform radiographs to confirm the diagnosis. If the radiographs are inconclusive, the clinician may need to perform an ultrasound or a contrast study. **The rabbit has a complete anorexia but no other signs of obstruction.** This is a common presentation of simple stasis. The clinician should proceed with the treatment plan and monitor the rabbit. If the rabbit does not improve within 24 hours, the clinician should repeat the radiographs. **The rabbit has a complete anorexia and a firm stomach on palpation.** This is a strong indication of obstruction. The clinician should perform radiographs immediately and should not use a prokinetic until the obstruction is ruled out. ### The Role of the Clinician in the Decision The decision framework is a tool, not a substitute for clinical judgment. The clinician must use the framework in the context of the individual rabbit's condition. The clinician should also be aware of the limitations of the framework. The framework is based on the clinical signs and the diagnostic tests that are commonly available, but it does not cover every possible scenario. The American Animal Hospital Association provides guidelines for companion-animal preventive care and practice guidance. The AAHA guidelines emphasize the importance of a structured approach to clinical decision-making, which is the basis for the framework described here. The AAHA guidelines also emphasize the importance of the clinician's judgment in applying the guidelines to the individual patient. The World Small Animal Veterinary Association provides global guidelines on companion-animal nutrition and clinical practice. The WSAVA guidelines emphasize the importance of a systematic approach to clinical problems, which is the basis for the decision framework. ### The Importance of the Decision for the Outcome The decision to use a prokinetic is one of the most important decisions in the management of GI stasis. A correct decision can lead to a full recovery. An incorrect decision can lead to a fatal outcome. The decision framework provides a structured approach to the decision, but the clinician must use the framework in combination with the clinical picture and the available diagnostic tools. The American Veterinary Medical Association provides resources for pet owners that emphasize the importance of seeking veterinary care when an animal shows signs of illness. The AVMA resources also note that a veterinarian is the only person who can diagnose and treat a medical condition. The decision framework is a tool that the veterinarian can use to make the diagnosis and to guide the treatment. The World Organisation for Animal Health provides official guidance on animal health and welfare. The WOAH guidance emphasizes that the animal's environment must meet the animal's physiological and behavioral needs. The decision framework is a tool that the veterinarian can use to ensure that the rabbit receives the appropriate treatment for its condition. ## Frequently Asked Questions ### What is the most common cause of gastrointestinal stasis in rabbits? The most common cause is a diet that is too low in indigestible fiber. A diet that is primarily pellets or treats does not provide the coarse fiber that the rabbit's digestive tract needs to function properly. The Merck Veterinary Manual provides the authoritative background on the importance of a high-fiber diet for rabbits. ### How quickly can gastrointestinal stasis become fatal in a rabbit? Gastrointestinal stasis can become fatal within 24 to 48 hours if it is not treated. The rabbit can develop severe dehydration, hepatic lipidosis, and a rupture of the stomach or cecum. The American Veterinary Medical Association provides resources that emphasize the importance of seeking veterinary care at the earliest sign of illness. ### Can I treat gastrointestinal stasis in my rabbit at home? No. Gastrointestinal stasis is a medical emergency that requires veterinary care. The veterinarian will provide the necessary fluid therapy, pain management, and prokinetic drugs. The owner can provide home care after the veterinarian has started the treatment, but the owner cannot treat the condition alone. ### What should I feed a rabbit that is recovering from gastrointestinal stasis? A rabbit that is recovering from gastrointestinal stasis should be fed a diet that is high in fiber. The diet should be primarily grass hay, such as timothy or oat hay. The rabbit should also have access to fresh water and a small amount of fresh vegetables. The World Small Animal Veterinary Association provides global guidelines on companion animal nutrition. ### How can I prevent gastrointestinal stasis in my rabbit? The best way to prevent gastrointestinal stasis is to provide a high-fiber diet, a stress-free environment, and regular veterinary care. The rabbit should have access to unlimited grass hay, fresh water, and a clean living space. The owner should also monitor the rabbit's appetite and fecal output and seek veterinary care at the earliest sign of illness. ### What is the role of pain medication in the treatment of gastrointestinal stasis? Pain medication is an important part of the treatment of gastrointestinal stasis. The rabbit is in pain because of the distended stomach and cecum. The pain can cause the rabbit to stop eating, which worsens the condition. The veterinarian will provide pain medication to make the rabbit comfortable and to encourage the rabbit to eat. ### What is the prognosis for a rabbit with gastrointestinal stasis? The prognosis for a rabbit with gastrointestinal stasis is good if the condition is treated early. If the condition is treated late, the prognosis is poor. The veterinarian will provide the owner with a prognosis based on the rabbit's condition and the underlying cause. ### What is the role of the veterinarian in the treatment of gastrointestinal stasis? The veterinarian is responsible for the diagnosis and the treatment of gastrointestinal stasis. The veterinarian will perform a physical examination, recommend diagnostic tests, and develop a treatment plan. The veterinarian will also provide the owner with instructions for home care and will monitor the rabbit's progress. ## Related Veterinary Guides - [Chinchilla Care: GI stasis and prokinetic treatment protocol](/knowledge/veterinary-medicine/exotic-small-animals/chinchilla-care-gi-stasis-and-prokinetic-treatment-protocol) - [Feline Epilepsy: Diagnostic Approach and Treatment](/knowledge/veterinary-medicine/clinical-internal-medicine/feline-epilepsy-diagnostic-approach-treatment) - [GI Stasis in Rabbits: A Life-Threatening Emergency](/knowledge/veterinary-medicine/small-mammal-care/rabbit-gi-stasis) - [Canine Gallbladder Disease: Diagnostic and Therapeutic Approach](/knowledge/veterinary-medicine/clinical-internal-medicine/canine-gallbladder-disease-diagnostic-therapeutic-approach) - [Canine Respiratory Infection: Diagnostic Approach and Treatment](/knowledge/veterinary-medicine/clinical-internal-medicine/canine-respiratory-infection-diagnostic-approach-treatment) ## References and Further Reading - [Pet Care](https://www.avma.org/resources-tools/pet-owners). American Veterinary Medical Association. - [AAHA Guidelines](https://www.aaha.org/resources). American Animal Hospital Association. - [Global Guidelines](https://wsava.org/global-guidelines). World Small Animal Veterinary Association. - [Merck Veterinary Manual](https://www.merckvetmanual.com/). Merck Veterinary Manual. - [Cornell University College of Veterinary Medicine](https://www.vet.cornell.edu/). Cornell University. - [Animal Health and Welfare](https://www.woah.org/en/what-we-do/animal-health-and-welfare). World Organisation for Animal Health. - [Rabbit Gastroenterology.](https://pubmed.ncbi.nlm.nih.gov/39690024). The veterinary clinics of North America. Exotic animal practice, 2025. - [Updates and advanced therapies for gastrointestinal stasis in rabbits.](https://pubmed.ncbi.nlm.nih.gov/20682434). The veterinary clinics of North America. Exotic animal practice, 2010. - [Gut stasis in rabbits.](https://pubmed.ncbi.nlm.nih.gov/3604030). The Veterinary record, 1987. - [Gastrointestinal disease in guinea pigs and rabbits.](https://pubmed.ncbi.nlm.nih.gov/23642870). The veterinary clinics of North America. Exotic animal practice, 2013. - [Liver lobe torsion in pet rabbits: clinical consequences, diagnosis, and treatment.](https://pubmed.ncbi.nlm.nih.gov/24767741). The veterinary clinics of North America. Exotic animal practice, 2014. > This article is educational and is not a substitute for veterinary diagnosis or treatment. Contact a veterinarian for advice about an individual animal.