Head and Neck Onco 21-40

Onco Head and NEck 1-5     6-20

 

Q21) In Nasopharyngeal carcinoma, Petrosphenoidal syndrome involves which cranial nerves ( Aiims onco 2020) ?

a) VII- X

b) I-III

c) II-Vi

d) Viii- X

Ans 21 ) c II - VI

 Petrosphenoidal syndrome of Jacob – includes unilateral trigeminal neuralgia ( v) , unilateral ptosis(III)  complete ophthalmoplegia ( III, IV, VI)  and amaurosis – ( CN II)  by IC extension