TOPICS: Human T-lymphotropic Virus, HTLV, retrovirus, reverse transcriptase, RNA virus, single stranded, linear, enveloped, two copies, icosahedral-shaped capsid, positive sense, adult T-cell leukemia-lymphoma, Japan, West Africa, Caribbean, IV drug use, progressive weakness, hypercalcemia, cutaneous lesions, pulmonary infiltrates, lytic bone lesions
