This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Gynaecology & Obstetrics
Congenital adrenal hyperplasia is most likely a result of 
Select and explain. 
A. Defects in adrenal steroidogenic enzymes, B. Addison's disease, C. Defects in ACTH secretion, D. Defects in coicosteroid-binding globulin
A: Defects in adrenal steroidogenic enzymes
Answer: A: Defects in adrenal steroidogenic enzymes 
Explanation: .