This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Medical, surgical and gynaecological illness complicating pregnancy, Subject name: Gynaecology & Obstetrics
All the following are predictors of preeclampsia except 
Select and explain. 
A. Roll over test, B. Serum uric acid, C. Weight gain > 2kg per month, D. Shake test
D: Shake test
Answer: D: Shake test 
Explanation: Pre-eclampsia : Rapid gain in weight Serum uric acid levels of more than 4.5 mg/dL (biochemical marker of pre-eclampsia ) Presence of diastolic notch at 24 weeks gestation in uterine aery Detection of free fetal DNA in maternal plasma Roll over test Ref: Dutta Obs 9e pg 214.