Acute subperiosteal haematoma of iliac bone

Case contributed by Dr Smitha Mytheen

Presentation

History of fall one week back , now with complaints of pain and limping.

Patient Data

Age: 15 years
Gender: Male

Well defined lenticular shaped altered signal intensity lesion on the medial aspect of left iliac bone, hyper intense on T1WI and T2WI images with a hypo intense rim on STIR and GRE images.

Lenticular isodense lesion deep to left iliacus muscle

Case Discussion

Subperiosteal iliac hematoma may present acutely in adolescents or chronically in asymptomatic adults.

Clinical presentation

Acute : in adolescents , usually with history of recent fall, giving complaints of pain and limping due to crural nerve compression.

Chronic : incidental finding in asymptomatic adults.

Imaging findings

CT : Chronic hematomas are usually unilateral or bilateral lenticular calcified lesions deep to iliacus muscle.

MRI : Acute hematomas are lenticular lesions deep to iliacus muscle,hyper intense on T1WI and T2WI images. A rim of blooming may be seen on GRE.

Plain Radiographs : calcified lenticular mass on the inner aspect of iliac bone.

 

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Case information

rID: 44731
Case created: 3rd May 2016
Last edited: 12th May 2016
Inclusion in quiz mode: Included

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