Veins not involved in spreading infection to cavernous sinus from danger area of face:
Correct Answer: Cephalic vein
Description: A. Lingual vein and D.Cephalic vein Dangerous area of face includes upper lip and anteroinferior pa of nose including the vestibule.This area freely communicates with the cavernous sinus through a set of valveless veins,anterior facial vein and superior ophthalmic vein. Any infection of this area can this travel intracranially leading to meningitis and cavernous sinus thrombosis. Ref.Maqbool 11/e,p 172.
Category:
ENT
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