1 MCQs in ENT for NEET PG
A 35-year-old man with recurrent rhinosinusitis presents for preoperative coronal CT sinus imaging prior to functional endoscopic sinus surgery (FESS). The radiologist notes that the structure marked **C** (ostiomeatal unit) is narrowed due to a concha bullosa. Which of the following best explains why obstruction at this site predisposes the patient to chronic sinusitis involving multiple paranasal sinuses?
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