These symptoms can be caused by a wide variety of factors, ranging from simple dietary indiscretion to serious underlying medical conditions.
It's crucial to consult a veterinarian immediately if your cat is experiencing these symptoms. They can perform a physical exam, run diagnostic tests (bloodwork, urine analysis, fecal exam, imaging), and determine the underlying cause to provide the proper treatment.
Here are some general factors that can contribute to these symptoms in cats:
* Dietary changes: Sudden changes in diet can cause digestive upset.
* Food allergies or intolerances: Some cats are allergic or intolerant to certain ingredients in their food.
* Infections: Viral, bacterial, or parasitic infections can cause vomiting and diarrhea.
* Parasites: Internal parasites like roundworms, tapeworms, or giardia can cause weight loss and digestive issues.
* Pancreatitis: Inflammation of the pancreas can lead to vomiting, diarrhea, and abdominal pain.
* Kidney disease: Kidney disease can cause weight loss, vomiting, and diarrhea.
* Hyperthyroidism: An overactive thyroid gland can lead to weight loss, increased appetite, and digestive issues.
* Diabetes: Diabetes can cause weight loss, increased thirst and urination, and digestive issues.
* Cancer: Certain types of cancer can cause weight loss, vomiting, and diarrhea.
* Stress: Stress can lead to digestive upset.
Please remember: Only a veterinarian can properly diagnose and treat these symptoms. Do not delay seeking professional medical care for your cat.