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': 'Caudal regression syndrome is specifically seen in babies of mother having \nSelect and explain. \nA. Diabetes, B. PIH, C. Cardiac disease, D. Anaemia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Congenital malformations in diabetes Cardiac defects are most common (transposition of great vessels and VSD) Neural tube defects like anencephaly and spina bifida Caudal regression syndrome or sacral agenesis is the congenital defect which is specific to diabetes Reference: Textbook of Obstetrics; Sheila Balakrishnan; 2nd edition; Page no:243', 'role': 'assistant'}]