If you're experiencing digestive discomfort, chronic acidity, or unexplained abdominal symptoms, an endoscopy could be the key to accurate diagnosis. Dr. Sawan Bopanna, a leading gastroenterologist in Dwarka, offers expert endoscopic procedures using state-of-the-art technology and a patient-first approach. What Is an Endoscopy? Endoscopy is a non-surgical procedure that allows the doctor to examine your digestive tract using a flexible tube with a light and camera. Common types include: Upper GI Endoscopy (EGD) – For issues like acid reflux, ulcers, or swallowing difficulty. Colonoscopy – To detect polyps, colon cancer, or chronic diarrhea causes.