This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Medical & Surgical Illness Complication Pregnancy, Subject name: Gynaecology & Obstetrics
[{'content': 'A pregnant mother is treated with oral anticoagulant. The likely congenital malformation that may result in the fetus is: \nSelect and explain. \nA. Long bones limb defect, B. Cranial malformation, C. Cardiovascular malformation, D. Chondrodysplasia punctata', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is d, i.e. Chondrodysplasia punctateRef. Dutta Obs. 7/e, p 511Warfarin is an anticoagulant drug.Action: Interferes with the synthesis of the vitamin K dependent factors like II, VII, IX and X.Side effects:HemorrhageIt leads to:-Contradi's syndrome: skeletal and facial anomalies in the fetus-Chondrodysplasia punctata in the fetus.Miscarriage, IUGR and stillbirths accentuates neonatal hypothrombinemia.", 'role': 'assistant'}]