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
Modality: MRI

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.

Modality: CT

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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