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What is Which of the following best differentiates antrochoanal polyp from ethmoidal polyp? and explain in detail?
(b) Best seen on posterior rhinoscopy(Ref. Scott Brown, 6th ed., 4/10/14)EthmoidalAntrochoanalMainly allergic etiologyInfectiveCommonUncommonMiddle ageYoungMultipleSingleBilateralUnilateralSeen on anterior rhinoscopyPosterior rhinoscopySteroids and antihistaminics are used in t/tNo roleHighly recurrentRecurrence is uncommon