This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: DNB 2018, Subject name: Gynaecology & Obstetrics
A girl presents with primary amenorrhoea with normal breast, hirsutism and acne. She most probably has:- 
Select and explain. 
A. Klinefelter syndrome, B. PCOD, C. Turner's syndrome, D. Gonadal dysgenesis
B: PCOD
Answer: B: PCOD 
Explanation: Polycystic ovarian syndrome was originally described in 1935 by Stein & Leventhal as a syndrome manifested by amenorrhea , hirsutism and obesity associated with enlarged polycystic ovaries, It is the most common endocrine disorder in women of reproductive age.