Two cases of proliferation of monoclonal and monotypic lymphocytes and plasma cells corresponding to acrodermatitis chronica atrophicans

While a dermal proliferation of monotypic monoclonal lymphocytes and plasma cells suggests above all cutaneous marginal zone lymphoma (CMZL) or plasmacytoma, it may also correspond to a Borrelia infection of which the clinic picture is evocative, as demonstrated in the cases presented herein. The fi...

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