Dear Doctor, I need your help. It all started around feburary 2016 29th, I hadn t done oral sex before and decided to try it with my girlfriend and a couple of days after I had a persisitant cough along with some other symptoms like headache and sore throat. it has been nine months now and I still have this cough and it has worsened. I already did a HIV test, diabetes test, tuberculosis/Sputum test, H.Pylori, Chest Xray, ultrasound, endoscopy, CBC, Paranasal Xray. Please reply as soon as possible Thankyou