Case contributed by A.Prof Frank Gaillard

CT Brain

Occipital bone soft tissue mass, clearly extradural, destroying the bone. 


MRI Brain

A soft tissue mass which is of low T2 signal and demonstrates vivid contrast enhancement is located within the occipital bone. It displaces the torcual anteriorly without invasion or occlusion. 

Case Discussion

The patient went on to have a resection which histologically confirmed chloroma (also known as a granulocytic sarcoma or myeloid sarcoma) of the occipital bone.

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Case information

rID: 3974
Published: 6th Jul 2008
Last edited: 4th Mar 2019
Inclusion in quiz mode: Included

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