Subcutaneous lipoma of arm
Anterior upper arm swelling - Increased size in last few months. Mild pain.
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Well-defined ovoid lesion is seen in region of interest.
Location - Subcutenous 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.
Dopplar - Arterial as well as venous flow noted.
Flow in lesion is one of the many features of liposarcoma.
Histopathology - Lipoma without any sarcomatous changes.
- Imaging of Fatty Tumors: Distinction of Lipoma and Well-differentiated Liposarcoma1 Mark J. Kransdorf, MD Laura W. Bancroft, MD Jeffrey J. Peterson, MD Mark D. Murphey, MD William C. Foster, MD H. Thomas Temple, MD Radiology July 2002
- 2. Benign Musculoskeletal Lipomatous Lesions1. Mark D. Murphey, MD ● John F. Carroll, MD ● Donald J. Flemming, CAPT, MC, USN ● Thomas L. Pope, MD ● Francis H. Gannon, MD Mark J. Kransdorf, MD RadioGraphics 2004; 24:1433–1466