ANAPLASTIC LARGE-CELL KI-1 LYMPHOMA - PULMONARY PRESENTATION MIMICKING MILIARY TUBERCULOSIS

An unusual presentation of anaplastic large-cell (ALC) Ki-1 lymphoma i s described, in which pulmonary involvement mimicked miliary tuberculo sis. Lung involvement is uncommon in this type of lymphoma, and it is not clear from previous reports whether this was a presenting feature. Bone marrow involvement, rare in Ki-1 lymphoma, also was present in t his case. Despite therapy skin involvement subsequently developed, and the patient died 3 months after presentation. Postmortem examination revealed lymphomatous involvement of the heart, liver, kidneys, stomac h, and lymph nodes. This case highlights the need for awareness of ALC Ki-1 lymphoma particularly when it presents at uncommon extranodal si tes.