Occipital spur

Case contributed by Dr Fateme Hosseinabadi

Presentation

Car accident and headache.

Patient Data

Age: 25 years
Gender: Male
CT

There is a focal spur-like bony protrusion in the posterior occipital protuberance extending in the craniocaudal direction.

Case Discussion

An occipital spur, also known as an occipital knob, occipital bun, chignon, or inion hook, is an exaggerated external occipital protuberance. Three types of external occipital protuberance have been described:

  • type I: smooth type
  • type II: crest type
  • type III: spine type
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Case information

rID: 62832
Published: 6th Sep 2018
Last edited: 9th Sep 2018
System: Head & Neck
Inclusion in quiz mode: Excluded
Institution: Zahedan medical university

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