This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Neoplasia), Subject name: Surgery
Sacrococcygeal teratoma is associated with: 
Select and explain. 
A. Meningocele, B. Cardiac detects, C. Hepatic cysts, D. Cystic adenoid malformation
A: Meningocele
Answer: A: Meningocele 
Explanation: Ans: A (Menigocele) Ref: Robbins and Cotran Pathologic Basis of Disease: 8th editionExplanation:Sacrococcygeal TeratomasMost common teratomas of childhoodAccounts for 40% or more of casesFour times more common in girlsApproximately 10% of sacrococcygeal teratomas are associated with congenital anomaliesPrimarily defects of the hindgut and cloacal regionMid line defectsMeningocele and spina bifidaApproximately 75% of these tumors are mature teratomas, and about 12% are unequivocally malignant and lethal. The remainder is immature teratomas.Most of the benign teratomas are encountered in younger infants (<4 months), whereas children with malignant lesions tend to be older.Other sites for teratomas in childhood include:TestisOvariesMediastinumRetroperitoneumHead and neck.