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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Haemopoietic malignancy is seen in
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The correct answer is  Human T-cell leukemia virus type 1 (HTLV-1) is a causative agent of a malignant disease of peripheral CD4+ T cells called adult T-cell leukemia-lymphoma (ATL) and several inflammatory diseases such as HTLV-1-associated myelopathy/tropical spastic paraparesis (HAM/TSP). Ref Davidson 23rd edition pg 1091