Which of the following is not a risk factor for squamous cell carcinoma esophagus?
Correct Answer: Obesity
Description: Predisposing factors for carcinoma esophagus Squamous cell carcinoma Adenocarcinoma - Alcohol - Smoking -Ingested carcinogens 1. Nitrates, nitrites, nitrosamines 2. Smoked opiates 3. Fungal toxins in pickled vegetables - Mucosal damage: 1. Chronic achalasia 2. Lye (caustic) ingestion 3. Long term ingestion of hot liquids 4. Radiation induced strictures - Plummer-Vinson syndrome - Tylosis palmaris et plantaris. Congenital hyperkeratosis & pitting of palms and soles - Human papilloma virus - Esophageal diveicula - Bulimia - Deficiency: vitamin A, zinc, molybdenum - GERD (leading to Barrett's esophagus) - Obesity - Scleroderma Scleroderma: smooth muscle atrophy in lower 2/3rd of Esophagus - incompetent LES - GERD - stricture - Diet deficient in fruits and vegetables - Diet high in animal protein and cholesterol
Category:
Surgery
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now