Radiology Case Reports (Oct 2022)

A rare case of synchronous mucosa-associated lymphoid tissue (MALT) lymphoma involving bilateral breasts and subcutaneous tissues

  • Cecile D Moliva Anendaga, MD,
  • Madhavi Raghu, MD,
  • Jaime L Szarmach, MD,
  • Seema Bakhru, MD,
  • Francis T Flaherty, MD,
  • Gilda Boroumand, MD

Journal volume & issue
Vol. 17, no. 10
pp. 4049 – 4052

Abstract

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Marginal zone lymphoma of mucosa-associated lymphoid tissue is a B-cell lymphoma which arises in extranodal sites, most commonly the stomach. Involvement of the breast is very rare. We present a case of an asymptomatic 63-year-old woman with synchronous mucosa-associated lymphoid tissue lymphoma involving both breasts and subcutaneous tissues. This represents a form of secondary breast lymphoma (given the concurrent involvement of the breast and non-mammary organ systems) and is an exceedingly rare diagnosis which, to our knowledge, has only been discussed in a few case series.

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