Dear Doctors My sister is 15 years old. She has fever and mucus in lung since two years She has taken many antibiotics , inhalers etc but couldn’t got relief She has been checked by many doctors (include chest specialist) tests like blood, chest, mucus, x ray, urine, Ct. Scene etc have also been done but situation is still same she is not getting recovered from all that. I will be thankful if you kindly suggest me any advice With best regards Owais Salam Karachi-Pakistan