Morel-Lavallée lesion

Case contributed by Dr Bruno Di Muzio

Presentation

Motorcycle accident. Thigh and knee oedema.

Patient Data

Age: 32-year-old
Gender: Male
X-ray

No bony abnormality or fracture. Diffuse subcutaneous edema. 

Ultrasound

Overlying the lateral aspect of the right thigh there is a hypoattenuating cystic lesion with some internal debris interposed between the subcutaneous fat and fascial layers extending over 25 cm in the craniocaudal axis consistent with a Morrell-Lavallee lesion. 

MRI

Knee (selected images)

Diffuse soft tissue edema and the previously described Morrell-Lavalle soft tissue injury are again demonstrated.  

Case Discussion

Appearances of a shearing of the subcutaneous tissues away from underlying fascia on the medial aspect of the right thigh consistent Morel-Lavallée lesion. 

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Case information

rID: 44774
Published: 4th May 2016
Last edited: 16th Jul 2018
Tag: rmh
Inclusion in quiz mode: Included

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