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Diseases of PNS

Question
38 out of 38
 

Bilateral proptosis and bilateral 6th nerve palsy in seen is: [NEET Pattern)



A Cavernous sinus thrombosis

B Meaningitis

C Hydrocephalus

D Orbital Cellulitis

Ans. A Cavernous sinus thrombosis Ref. Dhingra 6th/ed p 204

Friends alwasy remember in cavernous sinus thrombosis there is bilateral orbital involvement whereas in orbital celiulitisit, it is unilateral.

Differences between orbital cellulitis and cavernous sinus thrombosis

Orbital Cellulitis

Cavernous sinus thrombosis

Source

Onset and progress

Crania nerve involvement

Side

Toxemia

Fever

Mortality

Commonly ethmoid sinuses

Show

Involved concurrently with complete ophthalmoplegia

Usually involve affected side eye

Absent Present Less

Nose, sinuses, orbit, ear and pharynx

Abrupt

Involved individually and progressively

Involves both eyes

Present

High temperature with chills

Very high

Diseases of PNS Flashcard List

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