Understanding Feline Calicivirus
All cats should be vaccinated against this common disease agent. Here's why.
If your typically playful cat suddenly becomes lethargic and suffers frequent bouts of sneezing and sniffling, there’s a good chance that she’s come down with what might be called “a bad cold.”
If that’s the case, it’s quite possible that the cause of her discomfort is infection with the feline calicivirus (FCV), which is diagnosed in an estimated 40 to 50 percent of cats with upper respiratory illness. (Most other occurrences of such disorders in cats…