All the 26 mild cases (Male: Female ratio 12:14, age range 6-51 yrs) had fever/history of fever in last 3 days. The other symptoms included sore throat/cough (14/26), nasal discharge (6/ 24), headache/bodyache (5/26), diarrhea (2/26) and breathlessness (4/26). Radiological examination was not indicated and hence not performed. Nasal oxygen was not required.