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What is Upper GI endoscopy is indicated in all, except: and explain in detail?
Ans. (d) Corrosive ingestion delayed phaseRef: Bailey and Love 26th Edition, Page 994* For corrosive ingestion endoscopy must be planned in early; phase within 48 hours* Endoscopy beyond 48 hours has more chances of perforation* Achalasia cases before endoscopy must be aspirated by Ryles tube in mediastinum