Crocodile tears is due to:
Correct Answer: Improper regeneration of facial nerve
Description: Crocodile tears (gustatory lacrimation) There is unilateral lacrimation with masticationIt is due to faulty regeneration of parasympathetic fibres which normally travel through chorda tympani but are misdirected towards greater superficial petrosal nerve and instead of going to salivary glands reach the lacrimal glands. This results in unilateral lacrimation with masticationTreatment - Sectioning the greater superficial petrosal nerve or tympanic neurectomyFrey's syndrome (gustatory sweating) -There is sweating and flushing of skin over the parotid area during mastication.
Category:
Unknown
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now