Talk to your family doctor. They would refer you to a specialist. Regarding language, it's better to make some preparation so that you can describe your symptoms correctly in English.
-sailor(Ocean & Mountain);
2019-1-6(#11868778@0)
我的家庭医生介绍的鼻炎专科医师Xu, Jason Ji,好坏不知道。不过他开的药还是挺管事的。我记得能说国语
-tzm_oasis(绿洲);
2019-1-6(#11869284@0)