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
[{'content': 'All the following are predictors of preeclampsia except \nSelect and explain. \nA. Roll over test, B. Serum uric acid, C. Weight gain > 2kg per month, D. Shake test', 'role': 'user'}, {'content': 'Answer: D \nExplanation: 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.', 'role': 'assistant'}]