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
[{'content': 'True about appendicular rupture is A/E - \nSelect and explain. \nA. Common in extremes of age, B. Common in people with fecolith obstruction, C. Early antibiotics prevent rupture, D. Appendicectomy is done always in presence of rupture', 'role': 'user'}, {'content': "Answer: C \nExplanation: Early antibiotics don't prevent rupture, that's why immediate appendicectomy is the recommended treatment of acute appendicitis.\nImmediate appendicectomy is done to prevent the known complication of rupture.\nAppendicular rupture\nOccurs most frequently distal to the point of luminal obstruction along the antimesenteric border of appendix.\nRupture should be suspected in the presence of fever greater than 39°C (102°F) and a white blood cell count greater than 18,000/mm3.\nRisk factors for perforation of appendix\nExtremes of age (<5 and > 65yrs) -\xa0\xa0Fecolith obstruction\nImmunosuppression\xa0- Pelvic appendix\nDiabetes mellitus - Previous abd. surgery", 'role': 'assistant'}]