This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Salivary Gland Neoplasms, Subject name: Surgery
Most common tumor of parotid - 
Select and explain. 
A. Warthins tumor, B. Pleomorphic adenoma, C. Adenolvmphoma, D. None
B: Pleomorphic adenoma
Answer: B: Pleomorphic adenoma 
Explanation: Ans. is 'b' i.e., Pleomorphic adenoma o The parotid gland is the most common site for salivary gland tumors and most tumors arise in the superficial lobe.o Majority of parotid gland tumors are benign (-90%), the most common tumor being pleomorphic adenoma, next being Warthin 'v tumor.Also Remembero Most common malignant tumor of parotid - Mucoepidermoid Ca > Adenoid cystic carcinomao The most common malignancies in the pediatric population are mucoepidermoid carcinoma and acinic cell carcinoma. --Ref: Schwartz 9/ep. 507