High jugular bulb
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Synopsis
An enlarged bulb of the internal jugular vein at the jugular foramen can protrude into the middle ear or over the basal turn of the cochlea, and some symptoms of ear disease may occur. An unusual vascular abnormality, usually on the right temporal bone, and commonly asymptomatic. Positioning of a jugular bulb diverticulum can produce symptoms of conductive hearing loss, pulsatile tinnitus, and vertigo. Other signs and symptoms include sensorineural hearing loss, facial palsy, and headache. Diagnosis is made with MR angiography.
Management of symptomatic high jugular bulb includes observation or surgery, with favorable prognosis.
Management of symptomatic high jugular bulb includes observation or surgery, with favorable prognosis.
Codes
ICD10CM:
I82.C19 – Acute embolism and thrombosis of unspecified internal jugular vein
SNOMEDCT:
22921004 – Jugular venous pulse, function
I82.C19 – Acute embolism and thrombosis of unspecified internal jugular vein
SNOMEDCT:
22921004 – Jugular venous pulse, function
Differential Diagnosis & Pitfalls
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Last Updated:03/24/2022