This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Intestinal Obstruction, Subject name: Surgery
Most common presentation of trichobezoar is 
Select and explain. 
A. Obstruction, B. Peritonitis, C. Hemorrage, D. Asymptomatic
A: Obstruction
Answer: A: Obstruction 
Explanation: Ans) a (Obstruction) Ref: Sabiston's textbook of surgery 18th editionTrichobezoars are concretions of hair, generally found in long-haired girls or women who often deny eating their own hair (trichophagy). Symptoms include pain from gastric ulceration and fullness from gastric outlet obstruction & occasional gastric perforation