- Urinary tract infection: This is a common cause of these symptoms in cats.
Symptoms of a UTI include: urinating frequently or in small amounts, straining to urinate, crying loudly while urinating, bloody or cloudy urine, and licking the urinary area.
- Constipation: This is another possible cause of these symptoms in cats. Symptoms of constipation include: not pooping for more than 24 hours, straining to poop, producing small, hard stools, and crying loudly while pooping.
- Dental disease: Dental pain can also cause cats to stop eating and drinking.
Symptoms of dental disease include: bad breath, drooling, pawing at the mouth, and reluctance to eat hard food.
- Ear infection: Ear infections can cause cats to feel uncomfortable and stop eating and drinking.
Symptoms of an ear infection include: head shaking, scratching at the ear, and redness or swelling of the ear.
- Abscess: An abscess is a collection of pus that can form anywhere in the body, and they can cause cats to feel sick and stop eating and drinking.
Symptoms of an abscess include: swelling, redness, heat, and pain.
- Trauma: Trauma, such as a cat fight or a car accident, can also cause cats to stop eating and drinking.
Other possible causes include: kidney disease, liver disease, cancer, and diabetes.
If your cat is crying loudly, not eating or drinking, and not using his litter box, it is important to take him to the veterinarian right away. The veterinarian will be able to diagnose the cause of your cat's symptoms and recommend the appropriate treatment.