This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunology and Rheumatology, Subject name: Medicine
[{'content': 'HLA-B* 1502 is a genetic marker for - \nSelect and explain. \nA. Systemic lupus erythematosus, B. Polyarteritis nodosa, C. Steven Johnson syndrome, D. Seronegative spondy-arthritis syndrome', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Steven Johnson syndrome o Individuals who have HLA-B* 1502 are more likely to experience a severe disorder called Stevens-Johnson syndrome in response to carbamazepine.", 'role': 'assistant'}]