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: ENT
[{'content': 'Indications of FESS -a) Inverted papilloma b) Nasal Allergic polyposisc) Mucoceled) Ca maxilla \nSelect and explain. \nA. ab, B. bc, C. acd, D. abc', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Indications of FESS \n\nChronic bacterial sinusitis unresponsive to adequate medical treatment.\nRecurrent acute bacterial sinusitis.\nPolypoid rhinosinusitis (diffuse nasal polyposis).\nFungal sinusitis with fungal ball or nasal polypi.\nAntrochoanal polyp and Ethmoid polyp\nMucocele of frontoethmoid or sphenoid sinus.\nControl of epistaxis by endoscopic cautery.\nRemoval of foreign body from the nose or sinus.\nEndoscopic septoplasty.\nRemoval of benign tumours, e.g. inverted papillomas or angiofibromas.\nOrbital abscess or cellulitis management.\nDacryocystorhinostomy.\nRepair of CSF leak.\nPituitary surgery\nOptic nerve decompression.\nOrbital decompression for Graves disease.\nControl of posterior epistaxis (endoscopic clipping of sphenopalatine artery).\nChoanal atresia.', 'role': 'assistant'}]