What are the symptoms of Human T-cell leukemia virus type 1 ?
What are the signs and symptoms of human T-cell leukemia virus, type 1? Human T-cell leukemia virus, type 1 (HTLV-1) generally causes no signs or symptoms. However, some affected people may later develop adult T-cell leukemia (ATL), HTLV-1 associated myelopathy/tropical spastic paraparesis (HAM/TSP) or other medical conditions. Approximately 2-5% of people with HTLV-1 will develop ATL, a cancer of the T-cells (a type of white blood cell). The signs and symptoms of this condition and the disease progression vary from person to person. Affected people may have the following features: Fatigue Lymphadenopathy (swollen lymph nodes) Thirst Nausea and vomiting Fever Skin and bone abnormalities Enlarged liver and/or spleen Frequent infections Roughly .25-2% of people with HTLV-1 will develop HAM/TSP, a chronic, progressive disease of the nervous system. Signs and symptoms of this condition vary but may include: Progressive weakness Stiff muscles Muscle spasms Backache 'Weak' bladder Constipation