Rajiv Gandhi University of Health Sciences

The internal carotid artery is critical owing its close proximity and bulging medially into the sphenoid sinus and this may create increased risk during surgery. The artery may occasionally protrude into the sphenoid sinus, especially when there is an over pneumatization in the sphenoid base. The thickness of bone separating the carotid artery from the sinus was found as 0.5-1 mm in 66-88% of ... ................
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