Presentation
History of fall one week back , now with complaints of pain and limping.
Patient Data
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 hypointense 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, hyperintense 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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