Morel Lavallée lesion

Case contributed by Dr Katia Kaplan-List

Presentation

43 year old male with a history of multiple falls with left leg trauma, most recent of which was 4 years ago, who presented with two days of left thigh pain.

Patient Data

Age: 43
Gender: Male
MRI

There is a 14.3 cm (CC) by 1.6 cm (transverse) by 5.2 cm(AP) low T1, high T2 collection between the subcutaneous fatty tissue and underlying fascia located over the greater trochanter of the left femur corresponding to the anechoic collection seen on the ultrasound and a density seen on the left hip radiograph. There is extensive overlying subcutaneous soft tissue edema.The findings are consistent with post traumatic closed degloving/shearing injury (Morel Lavallée lesion).

X-ray

Large lobulated density projects over the subcutaneous soft tissues of the left thigh.

Ultrasound

Mostly anechoic collection within the subcutaneous soft tissues of the left thigh without internal blood flow.

The collection was aspirated percutaneously. Gram stain and culture demonstrated rare WBC's, no growth.

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Case information

rID: 41762
Case created: 18th Dec 2015
Last edited: 30th May 2017
Inclusion in quiz mode: Included

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