Glossary of Terms Related to HAM/TSP
- A person or animal that is infected with a specific infectious agent (such as HTLV-1) without obvious signs of disease but is able to transmit the disease to non-infected individuals.
- A disease that is constantly present to a greater or lesser degree in people living in a particular location
- Lymphocytes (a type of white blood cell in the immune system) with petal-shaped nuclei that look like flowers.
Lumbar puncture (spinal tap)
- A test in which a fine needle is passed carefully into the spinal canal to allow a sample of the fluid that surrounds the brain and spinal cord (cerebrospinal fluid or CSF) to be withdrawn for examination.
- A disease of the spinal cord.
- The need to urinate more than once during the night.
- Partial paralysis or weakness of the legs.
- Involuntary muscle stiffness and/or spasms (sustained muscle contractions or sudden movements) resulting from increased muscle tone.
- Involuntary shaking, usually of the hands or arms..
- Feeling the urge to urinate even when urination has occurred very recently.
- Also called spontaneous voiding; the inability to control passage of urine.
- Inability to completely empty the bladder during urination, which can increase the risk of urinary tract infections.