This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Over growth of skin structure at a localised region is 
Select and explain. 
A. Hamaoma, B. Malignant tumor, C. Choristoma, D. Polyp
A: Hamaoma
Answer: A: Hamaoma 
Explanation: Ref Robbins 8/e p262; 9/e p13 An overgrowth of a skin structure at a localised region is likely to be indigenous as well as benign , this is more likely to be a hamaoma .it is now considered as a neoplasm