Spontaneous regression of primary cutaneous diffuse large B-cell lymphoma, leg type with significant T-cell immune response.
JAAD Case Rep 2018 May 31;4(4):305-309. Epub 2018 Mar 31.
Department of Dermatology, St. Joseph Mercy Hospital, Ann Arbor, Michigan.
We report a case of histologically confirmed primary cutaneous diffuse large B-cell lymphoma, leg type (PCDLBCL-LT) that subsequently underwent spontaneous regression in the absence of systemic treatment. The case showed an atypical lymphoid infiltrate that was CD20 and MUM-1 and CD10. A subsequent biopsy of the spontaneously regressed lesion showed fibrosis associated with a lymphocytic infiltrate comprising reactive T cells. Read More