Nasal discharge can be clear and runny,
mucoid (thick, sticky), yellowish or greenish pus (mucopurulent) or bloody.
All dogs presented, since several months, recurrent chronic
mucoid to muco - purulent
nasal discharge, moist productive cough with episodes of dyspnoea, hyperthermia and anorexia, resolving only transiently with various treatments (antibiotics, mucolytics, nebulization).