This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
Hyperemesis gravidarum is maximum at what gestational age? 
Select and explain. 
A. 6 weeks, B. 9 weeks, C. 28 weeks, D. 36 weeks
B: 9 weeks
Answer: B: 9 weeks 
Explanation: Ans. is 'b' i.e., 9 weeksMaximum levels of beta HCG occur on 66th day of pregnancy, i.e. 9 weeks 3 days, and thus hyperemesis is maximum at 9 weeks of gestation.