Question 1

What is feline calicivirus in cats?

Accepted Answer

Feline calicivirus (often called calici or FCV) is a contagious viral infection in cats that commonly affects the mouth, respiratory tract, and sometimes the joints.

Question 2

What are the most common calicivirus symptoms in cats?

Accepted Answer

Common calicivirus cat symptoms include:
 • Mouth ulcers on the tongue, gums, or cheeks
 • Drooling and bad breath
 • Loss of appetite
 • Sneezing or nasal discharge
 • Lethargy and fever
Symptoms can vary depending on the strain and the cat’s immune response.

Question 3

Can calicivirus cause mouth ulcers and tongue lesions?

Accepted Answer

Yes. Feline calicivirus is one of the leading causes of mouth ulcers, including ulcers on the tongue and gums, which can make eating painful.

Question 4

What is limping calici in cats?

Accepted Answer

Limping calici refers to a form of calicivirus infection where cats especially kittens develop temporary limping due to joint inflammation. Appetite loss and fever may occur at the same time.

Question 5

Can kittens get calicivirus?

Accepted Answer

Yes. Calicivirus in kittens is common, especially in shelters or multi-cat environments. Kittens may show mouth ulcers, respiratory signs, or limping.

Question 6

How is feline calicivirus transmitted?

Accepted Answer

Feline calicivirus spreads through:
 • Direct contact with infected cats
 • Saliva and nasal secretions
 • Shared bowls, litter boxes, or grooming tools
The virus can survive in the environment, making it highly contagious.

Question 7

How is feline calicivirus diagnosed?

Accepted Answer

Diagnosis is based on clinical signs and veterinary evaluation. In some cases, PCR testing may be used to detect feline calicivirus infection.

Question 8

Do antibiotics work for calicivirus in cats?

Accepted Answer

Calicivirus is a viral infection, so antibiotics do not treat the virus itself. Antibiotics may be prescribed by a veterinarian only to manage secondary bacterial infections when present.

Question 9

Can calicivirus be treated at home?

Accepted Answer

Home care may support comfort, but feline calicivirus treatment should always be guided by a veterinarian. Severe cases require professional evaluation and monitoring.

Question 10

Can calicivirus become chronic?

Accepted Answer

Yes. Some cats develop chronic calicivirus, with recurring mouth inflammation or persistent symptoms over time.

Question 11

Can feline calicivirus infect humans?

Accepted Answer

No. Feline calicivirus does not infect humans and is species-specific to cats.

Question 12

What is virulent systemic feline calicivirus?

Accepted Answer

Virulent systemic feline calicivirus is a rare but severe form that can cause widespread illness. It requires immediate veterinary care.

Question 13

When is it necessary to consult a veterinarian for calicivirus symptoms in my cat?

Accepted Answer

Consult a veterinarian if your cat shows signs like mouth ulcers, severe drooling, refusal to eat, limping, sudden pain, or if symptoms worsen or do not improve.