What is feline calicivirus? Feline calicivirus is a virus that is an important cause of upper respiratory infections and oral disease in cats. This virus infects cats throughout the world and can cause …

Dec 24, 2025 · Learn about calicivirus in cats, including symptoms, diagnosis, and treatment options, with insights from veterinarian Dr. Heidi Kos-Barber.

Feline calicivirus is a highly contagious virus that causes a mild to severe respiratory infection and oral disease in cats. It is especially common in shelters and breeding colonies, and often infects young cats.

Apr 17, 2023 · Along with Feline Viral Rhinotracheitis (FVR), Feline Calicivirus (FCV) is one of the most common viral infection of cats, with one or both viruses causing the syndrome known as “cat flu”.

Sep 18, 2025 · Feline calicivirus, also known as “FCV,” is a highly contagious virus that causes mild to severe upper respiratory infections and oral diseases in cats and is one of the major causes of upper …

Feline calicivirus (FCV) is a widespread and highly transmissible pathogen in cats, associated with a broad range of clinical presentations, from mild upper respiratory signs to severe and sometimes …

Feb 12, 2024 · Find out what you need to know about feline calicivirus. Learn what calicivirus is in cats, its symptoms, how to treat this condition, and how to prevent it.

Mar 19, 2025 · Feline calicivirus (FCV) is a highly contagious virus that is one of the major causes of upper respiratory infections (URIs) or cat flu in cats.

Jan 20, 2021 · If you’re wondering whether a dog or human can get calicivirus from cats, though, rest assured that this virus affects only cats. It cannot be transmitted to, or spread among, other species.

What Is Feline Calicivirus (FCV)? Feline calicivirus belongs to a large family of viruses named caliciviridae. There are several strains of this virus, and new strains appear often as it mutates easily. …