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': 'Most common congenital malformation seen in a diabetic pregnant woman amongst the following are: \nSelect and explain. \nA. Cardiac defect, B. Renal defect, C. Liver defect, D. Lung defect', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. is a, i.e. Cardiac defectRef. Williams Obs. 24/e, p 1128; Fernando Arias 2/e, p 289; COGDT 10/e, p 312; Sheila Balakrishnan, p 288,Cardiac anomalies are the most common single organ anomalies in case of diabetes. --Williams 21/e, p 1369This is supported by 24/e Williams which specifically mention, that cardiovascular anomalies are much common that CNS anomalies in babies of diabetic mothers (p 1128)Most common cardiac anomalies seen are:Ventricular septal defect QAtrial septal defect QTransposition of the great vessels QAortic coarctation Q', 'role': 'assistant'}]