MC cause of common cold/ coryza is:
COMMON COLD (CORYZA) Aetiology: Caused by a virus. The infection is usually contracted through airborne droplets. Several viruses (adenovirus, picornavirus & its subgroups such as rhinovirus, coxsackie virus & enteric cytopathic human orphan virus) are responsible. Incubation period is 1-4 days & illness lasts for 2-3 weeks.
Influenza virus
Respiratory Synctial virus
Adenovirus
Enterovirus 70