Patient:My nose feels dry all the time,could you please give me a check‐up?病人:每天早晨,我鼻子里会擤出大块灰黄色的结痂。我不能通畅地用鼻子呼吸,还时常伴有慢慢加剧的头痛。Doctor:It would be beneficial toirrigate your nose with war m salt water once a day . An atrophic condition of the nose may sometim ......