Antrochoanal polyp arise from?
ANSWER: (B) Maxillary sinusREF: Dhingras ENT 5th ed p-188, 4th edition page 164See table of "DIFFERENCES BETWEEN ANTROCHOANAL AND ETHMOIDAL POLYP" in ENT December 2009
Ethmoid sinus
Maxillary sinus
Frontal sinus
Sphenoid sinus
Polyp