Subcutaneous lipoma of arm

Case contributed by Maulik S Patel

Presentation

Anterior upper arm swelling. Increased size in last few months. Mild pain.

Patient Data

Age: 65 years
Gender: Female
ultrasound

A well-defined ovoid lesion is seen in the region of interest.

Location - Subcutanenous plane. Abutting muscle. Deep to lesion, a vein is noted on lateral aspect.

Morphology:

  • solid with well-defined margins
  • linear internal strands present
  • no calcification / cystic changes
  • significantly compressible

Doppler: Arterial as well as venous flow noted.

Case Discussion

Flow in lesion is one of the many features of liposarcoma.

Histopathology - Lipoma without any sarcomatous changes.

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