Medical

A mutated (changed) version of the BRCA1 gene that makes a person susceptible to developing breast cancer. See: BRCA1.

A benign or malignant growth in the brain. Primary brain tumors initially form in brain tissue.

High-fiber diets help delay the progression of and number of bouts with diverticulosis. In many cases, high-fiber diets help reduce the symptoms of irritable bowel syndrome (IBS).

A nuclear medicine technique for creating images of bones on a computer screen or on film. A small amount of radioactive material is injected into a vein and travels through the bloodstream.

See: Bone marrow transplant.

The soft blood-forming tissue that fills the cavities of bones and contains fat and immature and mature blood cells, including white blood cells, red blood cells, and platelets.

A skin abscess that forms at a hair follicle infected with pus-forming bacteria. The main treatments include hot packs and draining (lancing) the boil when it is soft.

Blood that appears in the urine. Also known as hematuria. Gross hematuria refers to blood that is so plentiful in the urine that the blood is visible with just the naked eye.

The transfer of blood or blood components from one person (the donor) into the bloodstream of another person (the recipient).

Pain from the urinary bladder.