What is Feline Upper Respiratory Infection?
Feline upper respiratory infection affects the nose, nasal passages, and pharynx. Commonly called "cat cold," it has multiple viral causes.

Upper Respiratory Infection
Main Causes
- Herpesvirus (FHV)
- Calicivirus (FCV)
- Chlamydia (bacterial)
Symptoms
Symptoms include sneezing, nasal discharge, tearing, conjunctivitis, anorexia, lethargy, and fever (39-40°C). Usually resolve within 1-2 weeks.
Treatment & Care
- Humidity control (40-60%)
- Clean eyes and nose with warm water
- Provide nutritious food
- Antibiotics for secondary infection
Sources & References
- Cornell Feline Health Center - Upper Respiratory Infections
- American Veterinary Medical Association - Infectious Diseases
Most upper respiratory infections resolve naturally. Veterinary consultation is important.