This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Spleen, Subject name: Surgery
Most common cysts of the spleen are: 
Select and explain. 
A. Hydatid cyst, B. Dermatoid cyst, C. Pseudocyst, D. Lymphangioma
C: Pseudocyst
Answer: C: Pseudocyst 
Explanation: MC true splenic cyst: Parasitic or hydatid cyst (Echinococcus) (10%) MC non-parasitic splenic cyst: Pseudocyst (secondary to trauma) (70-80%) MC congenital nonparasitic splenic cyst: Epidermoid cysts Structure of hydatid cyst: