This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pregnancy induced Hypeension, Subject name: Gynaecology & Obstetrics
Following are contraindication for MgSO4, except? 
Select and explain. 
A. Renal Failure, B. Hypocalcemia, C. Myasthenia Gravis, D. Imminent eclampsia
D: Imminent eclampsia
Answer: D: Imminent eclampsia 
Explanation: Both imminent and presenting eclampsia are indications of giving MgSO4 therapy. Contraindication for MgSO4: Renal failure Hypocalcemia Myasthenia gravis Atonic uterus