Chest wall lipoma

Case contributed by Ammar Ashraf
Diagnosis almost certain

Presentation

Long-standing right lower lateral chest wall swelling.

Patient Data

Age: 70 years
Gender: Male
ct
  • well-circumscribed, non-calcified, non-enhancing homogeneous fat attenuation mass (average density= -53 HU) in the subcutaneous soft tissues of the right lateral chest wall. Another small fat density lesion (average density= -20 HU) in the midline lower anterior chest wall

  • aberrant right subclavian artery, taking a retro-esophageal course

  • changes of partial collapse-consolidation in the left lower lobe and focal infiltrates and tree-in-bud appearance in the right lower lobe; filling defects in bilateral lower lobar and segmental bronchi

  • small left pleural effusion and minimal pericardial effusion;  8 mm enhancing lymph node in the precardiac fat

Case Discussion

Well-defined fat attenuation lesion in the subcutaneous soft tissues of the right lateral chest wall which is likely a lipoma. Another small well-defined fat-density lesion is in the subcutaneous soft tissues of the midline lower anterior chest wall, which is also likely a lipoma.

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