Medical MCQ-A 24 year old girl with history of head trauma presented with multiple lacerations on the face and eyelids and base of skull fracture. It was noticed she wasn't able to pass tears. The probable cause is injury to?

A 24 year old girl with history of head trauma presented with multiple lacerations on the face and eyelids and base of skull fracture. It was noticed she wasn’t able to pass tears. The probable cause is injury to?

lacrimal Gland

Superior Canaliculus

Inferior Canaliculus

Upper eyelid

Question Category:

ENT

Correct Answer:

Inferior Canaliculus

Description:

Ans. is'c'i.e., Inferior CanaliculusLinberg L ed. Lacrimal Surgery. New York: Churchill Livingstone; 1988. 241-262)The lacrimal drainage apparatus consists of the puncta on the upper lid and the lower lid, the canaliculi, the common canaliculus, lacrimal sac, and the nasolacrimal duct.Canalicular lacerations are the most frequent cause of injury to the lacrimal system.The inferior canaliculus is involved in more than 50-75% of cases. The horizontal lower limb is the most frequently involved site.

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