Mid esophageal diveicula is classically caused by:: (A) Congenetal defect, (B) Esophageal squamous cell carcinoma, (C) Tuberculosis, (D) Trauma
Answer is C. Mid-esophageal diveicula caused by traction from adjacent inflammation classically tuberculosis. They are true diveicula involving all layers of the esophageal wall. Reference: Harrisons Principles of Internal Medicine, 18th Edition