Our senior director Dr. P. Thulasi Das is one of the pioneers in Endoscopic surgery of the nose and sinuses. After a short observer stint with Prof. H. Stammberger of Austria, he started doing Endoscopic sinus surgery in the year 1991 at Chennai. He has 16 years of experience in the field of Endoscopic sinus and nasal surgery. He has done many new, innovative surgeries in the field of Endoscopic sinus surgery.