cutaneous T cell lymphoma

(redirected from Lymphoma, t-cell, cutaneous)

cutaneous T cell lymphoma

Mycosis fungoides Oncology A heterogeneous group of relatively uncommon NHLs, which first appear on the skin Epidemiology ±1000 cases occur/yr, US, affecting ages 50-60; ♂:♀ ratio, 2:1; black:white, 2:1 Clinical Long–4-10 yrs Hx of eczematous rashes, which may evolve to parapsoriasis en plaque or poikiloderma atrophicans vasculare  Pathology Epidermotropism, paracortical proliferation in lymph nodes, periarterial proliferation in spleen; aggregates of epithelioid cells, prominent vascular channels, BM involvement Management Nitrogen mustard, BCNU, PUVA therapy, RT Response rate 80% if T1; 30–60% if T2; 20% if T3. See Redman syndrome, Sézary syndrome.