In case of uncontrolled epistaxis ligation of internal maxillary artery is to be done in the:
Correct Answer: Pterygopalatine fossa
Description: (b) Pterygopalatine fossa(Ref. Scott Brown, 8th ed., Vol 1; 1178)The maxillary artery which is also called internal maxillary artery along with sphenopalatine and greater palatine artery lies in the sphenopalatine/ pterygopalatine fossa just behind the posterior wall of maxillary antrum.In uncontrolled epistaxis ligation of internal maxillary artery is to be done in the sphenopalatine fossa via Caldwell-Luc operation.
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