Morel-Lavallée lesion

Case contributed by Dr Maulik S Patel

Presentation

History of fall from vehicle 12 days ago. Complaining of right proximal mid lateral thigh region swelling for a few days.

Patient Data

Age: 35 years
Gender: Male
Modality: Ultrasound

There is an anechoic lesion in subcutaneous plane of proximal - mid - distal thigh on lateral aspect. It starts near to greater trochanter, but does not abut it. Echoes are noted within. Lesion is compressible. There is early thin wall / capsule ( < 1 mm ) around part of the lesion. No flow is noted in wall. There are few septa in lesion.

Approximate size:

  • Cranio-caudal - 24 cm
  • Transverse - 6 mm
  • Thickness  - 2 cm.

Perilesional fat is echogenic.

Morphologically similar but smaller lesion ( 3 x 2 x 1 cm ) is seen in mid lateral thigh; superficial to above mentioned larger lesion.

Case Discussion

Findings of Morel-Lavallée lesion, which is closed degloving injury associated with trauma that then presents as a haemolymphatic mass

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Case Information

rID: 43443
Case created: 10th Mar 2016
Last edited: 10th Mar 2016
Inclusion in quiz mode: Included

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