ENT Xray showing air column between soft tissue mass and posterior wall of nasopharynx is suggestive of ? A Ethmoidal polyp B Antrochoanal polyp C Nasal myiasis D None of the above 💡 Explanation Xray showing air column between soft tissue mass and posterior wall of nasopharynx is suggestive of ? ✓ Correct Answer: B. Antrochoanal polyp