Dr. Varayu Prachayakul Medical Gastroenterologist,Hepatologist,Surgical Gastroenterologist29 years of experienceFellowship,Certificate Thai Board Of Internal Medicine,MD Faculty Of Medicine Write a Review Enquire Now Consult Dr. Varayu PrachayakulOverviewReviewsMedical Q&ABlogsFAQ No Medical Q&A Answered by Dr. Varayu Prachayakul