This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
[{'content': 'Rash is not caused by ? \nSelect and explain. \nA. Salmonella, B. Shigella, C. Meningococci, D. Staphylococcus', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Shigella Salmonella (typhoid) and meningococci cause morbiliform rash. Staphylococcus causes scarlentiform rash in TS S and SSSS. Infections causing Exanthems (acute generalized rash) Morbilliform Viral : Measles (rubeola), rubella, erythema infectiosum, EBV, CMV, adenovirus, echovirus, early HIV, coxasackie virus. Bacterial : Typhoid, Early secondary syphiis, Early rickettsia, Early meningoccemia. Scarlentiform Scarlet fever (streptococcus). Toxic shock syndrome. Staphylococcal scalded skin syndrome.", 'role': 'assistant'}]