This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Staphylococci, Subject name: Microbiology
[{'content': 'Most common cause of pyomyositis is? \nSelect and explain. \nA. Streptococcus pyogenes, B. Pseudomonas, C. Staphylococcus Aureus, D. E. Coli', 'role': 'user'}, {'content': 'Answer: C \nExplanation: ANSWER: (C) Staphylococcus AureusREF: Staphylococci in Human Disease Kent B. Crossley, Gordon Archer, Kimberly Jefferson Page 383, http://en.wikipedia.org/wiki/PyomyositisPyomyositis, also known as tropical pyomyositis or myositis tropicans, is a bacterial infection of the skeletal muscles wrhich results in a pus-filled abscessPyomyositis is most often caused by the bacterium Staphylococcus aureus. The infection can affect any skeletal muscle, but most often infects the large muscle groups such as the quadriceps or gluteal muscles', 'role': 'assistant'}]