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Vomiting in cats
Vomiting in cats is the active expulsion of stomach contents through the mouth. It is a common symptom that can indicate various underlying health problems.
Can Occur with the Following Diseases:
- Adenocarcinoma of the Intestine (Intestinal Cancer Originating from the Glandular Cells)
- Actinomycosis (Bacterial Infection Caused by Bacteria of the Genus Actinomyces)
- Acute Hemolytic Transfusion Reaction (Blood Transfusion Reactions)
- Acute Liver Insufficiency (Acute Liver Failure)
- Acute Kidney Injury, AKI (Acute Renal Failure)
- Amphetamine Intoxication (Amphetamine Poisoning)
- Amyloidosis (Protein Deposits in the Body)
- Anaphylaxis (Allergic Shock)
- Anaplasmosis (Parasitic Infection Caused by Anaplasma Species)
- Asphyxia (Near-Drowning)
- Aspirin Intoxication (Aspirin Poisoning)
- Ascites (Fluid Accumulation in the Abdomen)
- Aujeszky's Disease (Infection with the Pseudorabies Virus)
- Autoimmune Hemolytic Anemia (Immune-mediated Anemia)
- Azotemia, Uremia (High Levels of Nitrogenous Waste Products in the Blood)
- Dibutyl Phthalate Exposure (Glow Jewelry Exposure)
- Campylobacteriosis (Bacterial Infection with Campylobacter Species)
- Cholangitis Complex, Cholangitis-Cholangiohepatitis Syndrome (Inflammatory Conditions of the Bile Ducts)
- Cholelithiasis (Gallstones)
- Cholecystitis and Cholangitis (Gallbladder and Bile Duct Inflammation)
- Chronic Hepatitis (Chronic Liver Inflammation)
- Chronic Renal Insufficiency (Chronic Kidney Disease)
- Colibacillosis (Bacterial Intestinal Infection with Escherichia Coli)
- Colitis and Proctitis (Inflammation of the Colon and Rectum)
- Irritable Bowel Syndrome (IBS in Cats)
- Cytauxzoonosis (Parasitic Skin Disease Caused by Cytauxzoon Species)
- Deoxynivalenol Mycotoxicosis, DON (Poisoning with the Fungal Toxin from Fusarium Species, Deoxynivalenol)
- Diabetes Mellitus
- Digoxin Intoxication (Poisoning by the Drug Digoxin)
- Suppurative Hepatitis and Liver Abscesses
- Petroleum Product Toxicosis (Poisoning from Petroleum Products)
- Feline Enteric Coronavirus Infection, FECV (Intestinal Infection with the Coronavirus)
- Feline Neonatal Isoerythrolysis, FNI (Destruction of Red Blood Cells in Newborn Cats, Fading Kitten Syndrome)
- Feline Parvovirus Infection, FPV, Feline Panleukopenia (Feline Distemper, Panleukopenia)
- Feline Small Intestinal Lymphoma (Small Intestinal Cancer in Cats)
- Bile Duct Carcinoma, Cholangiocellular Carcinoma (Bile Duct Cancer)
- Bile Duct Obstruction
- Bile-induced Peritonitis (Peritonitis Due to Rupture of the Gallbladder)
- Gastrointestinal Infection with Physaloptera Species (Parasitic Gastrointestinal Infection Caused by Stomach Worms, Nematode Infection)
- Gastrointestinal Motility Disorders (Movement Disorders of the Gastrointestinal Tract)
- Giardiasis (Parasitic Intestinal Infection with Giardia)
- Glaucoma (Elevated Intraocular Pressure)
- Granulomatous Hepatitis (Liver Inflammation with Nodule Formation)
- Helicobacteriosis (Bacterial Stomach Infection with Helicobacter Species)
- Hepatic Encephalopathy (Impaired Brain Function Due to Liver Disease)
- Hepatic Lipidosis (Fatty Liver)
- Hepatotoxins (Liver Toxins)
- Hepatocellular Adenoma, Liver Cell Adenoma (Liver Tumor Originating from the Liver Cells)
- Hepatocellular Carcinoma (Liver Cancer Due to Carcinoma)
- Diaphragmatic Hernia
- Hernia Umbilicalis (Umbilical Hernia)
- Hiatal Hernia (Diaphragmatic Hernia at the Passage of the Esophagus into the Abdominal Cavity)
- Hydronephrosis (Fluid Accumulation in the Kidney, Urine Congestion in the Renal Pelvis)
- Hypereosinophilic Syndrome (Overproduction of Special White Blood Cells of the Immune System in the Bone Marrow)
- Hyperparathyroidism (Abnormally High Parathyroid Hormone Levels, Overactive Parathyroid Glands)
- Hypertension (High Blood Pressure)
- Hypoadrenocorticism (Addison's Disease)
- Hypoglycemia (Low Blood Sugar)
- Hypokalemia (Low Potassium Level in the Blood)
- Hypocalcemia (Low Blood Calcium Level)
- Hyponatremia (Low Sodium in the Blood)
- Inflammatory Bowel Disease, IBD (Chronic Inflammatory Bowel Disease)
- Bufotenin Toad Poisoning (Toad Poisoning)
- Carcinoid <mark>Tumors</mark> and Carcinoid Syndrome (Carcinoid Cancer)
- Ketoacidotic Coma (Metabolic Derailment in Diabetes, Diabetic Coma Due to Increased Fat Breakdown)
- Motion Sickness (Travel Sickness)
- Coccidiosis (Parasitic Intestinal Infection Caused by Coccidia)
- Coprophagy and Pica (Eating Feces and Foreign Objects)
- Leishmaniasis (Parasitic Infection Caused by Leishmania Species)
- Leptospirosis (Bacterial Infection Caused by Leptospira Species)
- Listeriosis (Bacterial Infection with Listeria Species)
- Lyme Borreliosis (Bacterial Infection Caused by the Borrelia Species Borrelia Burgdorferi)
- Lymphoma, Lymphosarcoma (Cancer Caused by Cells of the Blood, the Lymphocytes)
- Mediastinitis (Inflammation of the Mediastinum between the Lung Lobes)
- Megacolon (Colon Enlargement)
- Meningitis, Meningoencephalitis, Meningomyelitis (Inflammation of the Meninges, Brain, and Spinal Cord)
- Meningoencephalomyelitis, Staggering Disease (Brain and Spinal Cord Inflammation Caused by Rustrela Virus, Staggering Disease / Ataxia)
- Metaldehyde Poisoning (Slug Bait Poisoning)
- Methemoglobinemia (Oxygen Deficiency Due to the Formation and Accumulation of Methemoglobin)
- Splenic Torsion (Twisted Spleen)
- Myocardial Infarction (Heart Attack)
- Neuroendocrine Tumor, APUDoma (Intestinal Tumor Originating from Hormone-Producing Cells)
- Orthopox Infection (Skin Infection Caused by the Poxvirus)
- Paralytic Ileus (Intestinal Obstruction Due to Paralysis of the Intestinal Muscles)
- Cardiovascular Dirofilariasis (Heartworm Disease)
- Pectus Excavatum (Deformed Sternum, Funnel Chest)
- Pericardial Effusion (Fluid Accumulation in the Sac around the Heart)
- Peritonitis (Inflammation of the Abdominal Cavity)
- Permethrin Intoxication (Poisoning from Flea and Tick Medications)
- Plague, Yersinia Pestis Infection (Bacterial Infection Caused by Yersinia Species)
- Pheochromocytoma (Adrenal Gland Cancer)
- Plumbism (Lead Poisoning)
- Pneumocystosis (Fungal Infection of the Lung with Pneumocystis Species)
- Portosystemic Shunt, Intrahepatic Arteriovenous Malformation (Liver Shunt)
- Postpartum Eclampsia (Seizures Due to Calcium Deficiency in the Blood after Birth)
- Pyometra (Uterine Infection)
- Renomegaly (Kidney Enlargement)
- Bladder Rhabdomyosarcoma (Bladder Cancer Originating from the Bladder Muscle)
- Rotavirus Gastroenteritis (Intestinal Infection Caused by Rotavirus)
- Sago Palm Poisoning (Poisoning from Eating Parts of a Sago Palm)
- Salmonellosis (Bacterial Intestinal Infection Caused by Salmonella Species)
- Sepsis, Septicemia, and Bacteremia (Bacterial Infection of the Blood, Blood Poisoning)
- Serotonin Syndrome (Side Effects of Anxiety Medications)
- Toxocarosis (Parasitic Intestinal Infection with Toxocara Species, Roundworm)
- Tracheal Perforation (Hole in the Windpipe)
- Tularemia (Bacterial Infection Caused by Francisella Species)
- Urolithiasis (Urinary Tract Stones, Stones and Crystals in the Renal Pelvis, Ureter, Bladder and/or Urethra, as Well as in the Urine)
- Uterine Sarcoma (Uterine Cancer)
- Vestibular Syndrome (Balance System Disorder)
- Soft Tissue Sarcomas (Tumors of the Soft Tissues: Connective, Muscle, or Nerve Tissue)
- Zinc Intoxication (Zinc Poisoning)
- Cirrhosis and Fibrosis of the Liver (Destruction of Functional Liver Tissue)
- Feline Amoebiasis (Parasitic Infection with Amoebas, Amoebic Dysentery in Cats)
- Feline Infectious Peritonitis, FIP (Infectious Inflammation of the Peritoneum in Cats)
- Arsenic Intoxication (Arsenic Poisoning)
- Clostridium Perfringens Enteropathy (Bacterial Intestinal Infection Caused by Clostridium Perfringens)
- Cystitis and Urethritis (Bacterial Infection of the Bladder and Urethra)
- Pyelonephritis (Bacterial Infection of the Renal Pelvis)
- Pancreatitis (Inflammation of the Pancreas)
- Pancreatic Adenocarcinoma (Pancreatic Cancer)
- Aortic Thromboembolism (Blood Clot in the Aorta)
- Pulmonary Hypertension (High Blood Pressure in the Lungs)
- Chronic Gastritis (Chronic Stomach Inflammation)
- Intussusception (Intestinal Invagination)
- Astrovirus Infection Gastroenteritis (Intestinal Infection Caused by the Astrovirus)
- Intestinal Infection with Cestodes (Intestinal Infection with Tapeworms)
- Ileus (Intestinal Obstruction)
- Gastritis (Inflammation of the Stomach Lining)
- Otitis Media and Otitis Externa (Inflammatory Conditions of the Middle Ear and the External Auditory Canal)
- Feline Dysautonomia, Key-Gaskell Syndrome (Malfunction of the Autonomic Nervous System)
- Exocrine Pancreatic Insufficiency, EPI (Pancreatic Hypofunction)
- Food Allergy (Food Intolerance)
- Ibuprofen Poisoning
- Leiomyosarcoma in the Gastrointestinal Tract (Cancer in the Stomach and Intestinal Tract Originating from the Stomach and Intestinal Muscle Cells)
- Hernia Inguinalis (Inguinal Hernia)
- Eosinophilic Gastroenteritis (Inflammation of the Stomach and Intestines with the Presence of Special White Blood Cells)
- Ulcus Ventriculi, Ulcus Duodeni (Stomach and Intestinal Ulcers)
- Stomach Worm Infection, Ollulanosis (Parasitic Infection of the Stomach Caused by Ollulanus Species)
- Gastrointestinal Mast Cell Tumors (Mast Cell Tumors in Abdominal Organs)
- Non-inflammatory Metabolic Myopathy (Non-inflammatory, Metabolic Muscle Disease)
- Feline Idiopathic Cystitis, FIC (Non-infectious Cystitis)
- Hypoalbuminemia (Low Protein Levels in the Blood)
- Glomerulonephritis (Kidney Inflammation)
- Polycystic Kidney Disease, PKD (Kidney Disease Caused by Cysts)
- Nephrolithiasis (Nephrolithiasis (Kidney Stones))
- Tritrichomonas Foetus Infection, Tritrichomoniasis (Parasitic Intestinal Infection with Trichomonads)
- Opisthorchis Felineus Infection, Opisthorchiasis Infection (Parasitic Infection with the Cat Liver Fluke)
- Baylis-Ascariasis (Parasitic Infection with the Raccoon Roundworm, Raccoon Disease)
- Aspergillosis (Fungal Infection with Aspergillus Species)
- Rodenticide Intoxication (Rat Poisoning with Anticoagulant Rat Poisons)
- Smoke Poisoning
- Hyperthyroidism (Overactive Thyroid)
- Mesothelioma (Tumor of the Serous Membranes in Body Cavities)
- Leiomyoma (Tumor of the Stomach, Small and/or Large Intestine Originating from the Muscle Cells)
- Chronic Hypertrophic Pylorus Gastropathy, CHPG (Narrowing of the Gastric Outlet)
- Hypervitaminosis D (Vitamin D Overdose Poisoning)
- Amitraz Toxicosis (Poisoning from Tick Collar)
- Intoxication from Organophosphate and Carbamate Insecticides (Poisoning from Insect Control Toxins)
- Constipation, Obstipation (Constipation)
- Peritoneopericardial Diaphragmatic Hernia (Diaphragmatic Rupture with an Open Connection between the Abdominal Cavity and the Pericardial Sac)
- Gastric Foreign Body (Foreign Body in the Stomach)
- Trichobezoars (Hairballs in the Stomach)
Basics and possible causes
Vomiting is a protective mechanism of the body that aims to remove harmful or irritating substances from the stomach. It is controlled by the vomiting center in the brain, which responds to various stimuli. In cats, vomiting can be triggered by a variety of causes, from harmless to serious health problems.
A common cause of vomiting in cats is eating grass or other indigestible materials. Cats sometimes eat grass to induce vomiting and thus excrete hairballs or other non-digestible substances. This is usually not a cause for concern as long as it does not occur frequently.
Vomiting can also be caused by sudden changes in diet or the consumption of spoiled food. Cats are sensitive to changes in their diet, and an abrupt change can strain the digestive system. Similarly, moldy or poorly stored food may contain toxic substances that trigger vomiting.
Another possible cause is infections, such as viral or bacterial infections of the gastrointestinal tract. These can lead to inflammations and irritation that promote vomiting. Parasitic infestations, such as roundworms, can also cause vomiting, as the parasites irritate the gastrointestinal tract.
Diseases of the internal organs, such as liver or kidney disease, can also lead to vomiting. These diseases affect the body’s metabolism and detoxification processes, leading to accumulations of toxins that can cause nausea and vomiting.
Finally, stress and Anxiety can also trigger vomiting in cats. Stressors such as moving, new pets, or changes in the home environment can affect the cat’s well-being and lead to digestive problems.
Typical accompanying symptoms
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Loss of appetite: Cats suffering from vomiting often also show a reduced appetite or refuse to eat altogether. This may indicate nausea or an underlying problem.
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Weight loss: Persistent vomiting can lead to weight loss, as the cat does not absorb enough nutrients or is unable to digest them.
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Lethargy: Affected cats often appear tired and listless. They show less interest in their surroundings and withdraw.
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Dehydration: Vomiting can lead to Fluid loss (dehydration), which is noticeable through dry mucous membranes, sunken eyes, and reduced skin elasticity.
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Abdominal pain: Cats with Abdominal pain may lick themselves frequently, meow more, or adopt a hunched posture.
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Diarrhea: In some cases, vomiting occurs together with Diarrhea, which may indicate a gastrointestinal disorder.
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Increased salivation: Nausea often leads to increased salivation as the cat tries to relieve the unpleasant taste in its mouth.
When to visit the vet?
A visit to the veterinarian is absolutely necessary if the vomiting in your cat lasts longer than 24 hours or if it is accompanied by other severe symptoms, such as bloody vomiting, severe Diarrhea, Lethargy, or Fever. These signs could indicate a serious condition that requires immediate attention.
Even if your cat vomits persistently or the vomiting is recurrent, even though it does not appear to be severe, you should consult a veterinarian. Chronic vomiting may indicate an underlying disease that requires specific treatment.
If you notice that your cat has vomited unusual substances, such as foreign objects, plant material, or parasites, you should also have this clarified as soon as possible. Such cases may indicate poisoning or other serious health problems.
Symptom recognition for animal owners and veterinary diagnostic procedures
As a pet owner, it is important to pay attention to the frequency, timing, and content of the vomiting. Note whether the vomiting occurs after eating, whether undigested food or bile is vomited, and whether the vomiting is accompanied by other symptoms. This information is helpful for the veterinarian to make a diagnosis.
The veterinarian will take a thorough medical history and perform a physical examination of your cat. In doing so, he will pay attention to signs of Dehydration, Abdominal pain, or other physical abnormalities. Depending on the suspicion, blood tests, X-rays, or ultrasound examinations may be necessary to determine the cause of the vomiting more precisely.
In some cases, a stool examination may also be necessary to test for parasites or other abnormalities. If a food allergy is suspected, the veterinarian may recommend a special exclusion diet to identify possible triggers.
What can pet owners do and professional therapy options
If your cat is vomiting, you should first try to calm it down and provide it with a quiet environment. Temporarily remove the food to protect the stomach, and only offer small amounts of water after a few hours to ensure hydration.
Observe closely whether your cat’s condition improves. If the vomiting does not go away on its own or the symptoms worsen, seek veterinary help immediately. Avoid administering medication to your cat on your own, unless the veterinarian has expressly recommended this.
To prevent future vomiting, be sure to avoid sudden food changes and offer your cat high-quality food. Make sure that your pet does not have access to potentially harmful substances, such as household chemicals or poisonous plants.
Outlook on current research
In recent years, veterinary medical research has made significant advances in understanding the mechanisms that trigger vomiting in cats. Scientists are increasingly focusing on the role of the gastrointestinal tract and the neurological pathways that control vomiting. It has been found that the central nervous system, especially the vomiting center in the brain, plays a key role. Recent studies are examining the interaction between the enteric nervous system and the central nervous system to understand how stimuli in the gastrointestinal tract lead to a vomiting response.
Another exciting area of research is the role of inflammatory mediators and their influence on vomiting. Researchers are trying to characterize inflammatory processes in the stomach and intestines more precisely in order to understand how they can activate the vomiting center. Some studies suggest that certain cytokines and inflammatory mediators may act as triggers for chronic vomiting. These findings could lead to new treatment approaches in the future that specifically target inflammatory processes.
The genetic component of vomiting is also being investigated. There is evidence that certain breeds may be more susceptible to vomiting, suggesting genetic predispositions. Genome studies could provide information on which genetic markers are associated with an increased susceptibility to vomiting in cats. In the long term, this could lead to improved prevention strategies that target genetic risks.
Another promising area of research is the development of new diagnostic tools that allow veterinarians to identify the cause of vomiting more quickly and accurately. Advances in imaging diagnostics, such as the use of advanced ultrasound and endoscopy techniques, are improving the ability to detect structural abnormalities in the gastrointestinal tract. In addition, new blood markers are being explored that could identify specific causes of vomiting, leading to more targeted therapy.
Finally, the role of nutrition in the prevention and treatment of vomiting is also being explored. Studies show that the composition of food can have a significant impact on gastrointestinal health and thus on the tendency to vomit. Researchers are developing special diets that aim to soothe the gastrointestinal tract and reduce the risk of vomiting. These diets could play an important role in the prevention and treatment of vomiting in cats in the future.
Frequently asked questions
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Why do cats vomit frequently? Cats vomit frequently for various reasons, ranging from harmless causes such as hairballs to more serious problems such as gastrointestinal diseases. Stress, dietary changes, or eating plants can also be triggers.
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Is occasional vomiting normal in cats? Yes, occasional vomiting can be normal in cats, especially if it involves hairballs. However, frequent or chronic vomiting should be examined by a veterinarian to rule out serious health problems.
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How can I tell if my cat’s vomiting is serious? Pay attention to additional symptoms such as Lethargy, weight loss, Diarrhea, or blood in the vomit. These may indicate a more serious problem that requires veterinary examination.
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What should I do if my cat vomits? Observe your cat closely and note the frequency and pattern of vomiting. If the vomiting persists or is accompanied by other symptoms, seek veterinary attention. Withhold food temporarily to soothe the stomach, and offer small amounts later.
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Can home remedies help with vomiting? Some home remedies, such as offering a bland diet (e.g., boiled chicken and rice), can help. However, it is important to consult a veterinarian beforehand to ensure that there are no serious health problems.
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When should I see a veterinarian? See a veterinarian if your cat’s vomiting lasts longer than one or two days, occurs frequently, or is accompanied by other symptoms. An immediate veterinary visit is also recommended if your cat shows signs of Dehydration.
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Can food intolerances cause vomiting? Yes, food intolerances can trigger vomiting. Switching to a hypoallergenic or special diet food can help identify and treat the problem.
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What role do hairballs play in vomiting? Hairballs are a common cause of vomiting in cats, especially in long-haired breeds. Regular brushing and special dietary supplements can help reduce the formation of hairballs.
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Can stress trigger vomiting in cats? Yes, stress can play a significant role in vomiting. Changes in the environment, new pets, or loud noises can cause stress, which can manifest as vomiting.
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Are there preventive measures against vomiting? A balanced diet, regular veterinary check-ups, and minimizing stressors can help prevent vomiting. Avoiding access to poisonous plants and dangerous substances is also important.
Are you unsure what is wrong with your pet? Feel free to use our symptom checker for more clarity.