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: Surgery
True about carbuncle is all except 
Select and explain. 
A. Infective gangrene of skin and subcutaneous tissue, B. Nape of neck is common site, C. Cribriform rash is seen, D. Pseudomonas aeruginosa is common causative
D: Pseudomonas aeruginosa is common causative
Answer: D: Pseudomonas aeruginosa is common causative 
Explanation: Staphylococcus aureus is main cause of carbuncle.