The virus causes upper respiratory signs including a cough, nasal discharge, and a low - grade fever followed by recovery. (animalhospitalofcloverdale.com)
As a result, a very high incidence of upper respiratory signs can occur when the virus is introduced. (aspcapro.org)
Some cats might show mild upper respiratory signs (sneezing) or diarrhea, but are so mild that they can go unnoticed. (lbah.com)