<qa>  What is the most common complaint that the otorhinolaryngologist faces inNasal obstruction is one of the most common complaints that the otorhinolaryngologist faces in the daily practice. Deviated nasal septum DNS is a very frequently encountered and common cause. It not only causes breathing difficulties but also results in improper aeration of paranasal sinuses predisiposing to sinusitis and also results in drying of mucosa leading to crusting and epistaxis 1,2. DNS can also be accompanied with hypertrophic nasal turbinates causing sleep disturbances and snoring3. 