Aberrant internal carotid artery

Case contributed by Dr Mostafa Mahmoud El Feky

Presentation

Left ear bruit.

Patient Data

Age: 40
Gender: Male
CT

Annotated images

Deficient bony plate along the tympanic portion of internal carotid artery at the middle tympanic cavity. The artery passes lateral to the cochlear promontory.

Case Discussion

Aberrant internal carotid artery is a normal variant and can be mistaken for a glomus jugulare tumour. Recognizing the findings of an aberrant internal carotid artery is important to avoid potentially severe surgical complications. 

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Case information

rID: 22266
Case created: 23rd Mar 2013
Last edited: 26th Jul 2017
Inclusion in quiz mode: Excluded

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