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Signs and Symptoms of FIP

Primary infection

Most cats initially are asymptomatic, but the virus is at work. After ingestion, the virus immediately begins to replicate in the cat's pharynx and small intestine. From there it moves into the throat, lungs, stomach, and intestines. About 1 to 10 days later, it can be spread to other cats.


During this time, cats may display the symptoms of a mild upper respiratory infection: sneezing, watery eyes, and nasal discharge. Others give the appear...Read the full article