May be caused by several agents including Calicivirus, Herpesvirus, Mycoplasma, or Chlamydia psittaci followed by opportunistic bacterial infections.
Rspiratory symptoms that may include nasal discharge, sneezing, eye discharge, nasal congestion, lethargy, depression.
Viral agents which result from contact with infected animals or body fluids, viruses may even be airborne.
Consult your veterinarian. Usually, this disease responds well to treatment. You may wish to clean your cat’s eyes and nose and offer as much water as possible. Antibiotics to treat or guard against secondary infections or other drugs to treat the cat’s symptoms may be prescribed.