Find Cats conditions by symptom
Pick a symptom you've noticed and review the related conditions.

Chronic weight loss
- Feline Leukemia Virus InfectionSee a vet as soon as possible
- Feline Immunodeficiency Virus InfectionSee a vet as soon as possible
Increased thirst and urination
- Chronic Kidney DiseaseSee a vet as soon as possible
- Diabetes MellitusSee a vet as soon as possible
Weight loss despite a good appetite
- Diabetes MellitusSee a vet as soon as possible
- HyperthyroidismConsider a vet within a few days
Anemia (pale mucous membranes)
- Feline Leukemia Virus InfectionSee a vet as soon as possible
Bad breath
- Periodontal DiseaseConsider a vet within a few days
Blood in the urine
- Feline Lower Urinary Tract DiseaseSee a vet as soon as possible
Circular areas of hair loss (commonly on head, ears, and limbs)
- Dermatophytosis (Ringworm)Consider a vet within a few days
Constipation or reduced stool volume
- Hairball (Trichobezoar)Monitor; see a vet if it worsens
Crying or vocalizing during urination
- Feline Lower Urinary Tract DiseaseSee a vet as soon as possible
Drooling or pawing at the mouth
- Periodontal DiseaseConsider a vet within a few days
Dull coat and lethargy
- Chronic Kidney DiseaseSee a vet as soon as possible
Enlarged lymph nodes
- Feline Leukemia Virus InfectionSee a vet as soon as possible
Excessive grooming or attention to the lower abdomen
- Feline Lower Urinary Tract DiseaseSee a vet as soon as possible
Eye discharge and conjunctivitis
- Feline Upper Respiratory InfectionConsider a vet within a few days
Frequent sneezing
- Feline Upper Respiratory InfectionConsider a vet within a few days
Frequent trips to the litter box with little urine produced
- Feline Lower Urinary Tract DiseaseSee a vet as soon as possible
Increased activity and restlessness
- HyperthyroidismConsider a vet within a few days
Increased dark brown, dry ear discharge
- Ear Mite InfestationMonitor; see a vet if it worsens
Lethargy and low energy
- Diabetes MellitusSee a vet as soon as possible
Mild or absent itching
- Dermatophytosis (Ringworm)Consider a vet within a few days
Nasal discharge and congestion
- Feline Upper Respiratory InfectionConsider a vet within a few days
Neurological signs (late stage)
- Feline Immunodeficiency Virus InfectionSee a vet as soon as possible
Odor coming from the ears
- Ear Mite InfestationMonitor; see a vet if it worsens
Rapid deterioration and dehydration
- Feline PanleukopeniaSee a vet as soon as possible
Recurrent stomatitis and gingivitis
- Feline Immunodeficiency Virus InfectionSee a vet as soon as possible
Recurring infections or fever
- Feline Leukemia Virus InfectionSee a vet as soon as possible
Recurring respiratory or digestive infections
- Feline Immunodeficiency Virus InfectionSee a vet as soon as possible
Red, swollen, or bleeding gums
- Periodontal DiseaseConsider a vet within a few days
Redness and swelling of the ear canal
- Ear Mite InfestationMonitor; see a vet if it worsens
Reduced appetite or fever
- Feline Upper Respiratory InfectionConsider a vet within a few days
Reduced appetite or lethargy (if obstruction occurs)
- Hairball (Trichobezoar)Monitor; see a vet if it worsens
Regularly producing vomit containing long hair
- Hairball (Trichobezoar)Monitor; see a vet if it worsens
Reluctance to chew hard food or reduced appetite
- Periodontal DiseaseConsider a vet within a few days
Retching or vomiting (expelling a hair mass)
- Hairball (Trichobezoar)Monitor; see a vet if it worsens
Scaling or crusty skin
- Dermatophytosis (Ringworm)Consider a vet within a few days
Severe vomiting and complete loss of appetite
- Feline PanleukopeniaSee a vet as soon as possible
Spreading lesions or multiple affected areas
- Dermatophytosis (Ringworm)Consider a vet within a few days
Sudden fever and lethargy
- Feline PanleukopeniaSee a vet as soon as possible
Unkempt or dull coat
- HyperthyroidismConsider a vet within a few days
Vigorous head shaking or scratching at the ears
- Ear Mite InfestationMonitor; see a vet if it worsens
Vomiting and reduced appetite
- Chronic Kidney DiseaseSee a vet as soon as possible
Vomiting, loose stools, or diarrhea
- HyperthyroidismConsider a vet within a few days
Watery or bloody diarrhea
- Feline PanleukopeniaSee a vet as soon as possible
Weakness in the hind legs (diabetic neuropathy)
- Diabetes MellitusSee a vet as soon as possible
Weight loss and muscle wasting
- Chronic Kidney DiseaseSee a vet as soon as possible