Soft tissue hematoma - knee

Case contributed by Jeremy Jones
Diagnosis certain

Patient Data

Age: 15 years
Gender: Male
x-ray

There is a soft-tissue swelling situated medially in the distal portion of the right thigh with increased attenuation in the subcutaneous fat.

mri

The soft-tissue density mass on plain film represents an ovoid intermediate-T1, low-PD, high-T2 lesion situated medially in the distal thigh at the interface between the muscle and subcutaneous fat. Features are of a maturing hematoma.

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