Learn about the three most important lines of latitude on Earth - the equator, Tropic of Cancer, and Tropic of Capricorn. Learn about the three most important lines of latitude on Earth - the equator, Tropic of Cancer, and Tropic of Capricorn.
General Discussion. Hairy cell leukemia (HCL) is a rare type of blood cancer characterized by abnormal changes in white blood cells known as B lymphocytes. The bone marrow creates too many of these defective cells, known as hairy cells because of the thin hair-like projections found on their surface.
Different types of cells in your bladder can become cancerous. The type of bladder cell where cancer begins determines the type of bladder cancer. Your bladder cancer type determines which treatments may work best for you.Types of bladder cancer include: 1  Transitional cell carcinoma. 2  Transitional cell carcinoma occurs in the cells that line the inside of your bladder. 3  Transitional cells expand when your bladder is full and contract when your bladder is empty.t's not always clear what causes bladder cancer. Bladder cancer has been linked to smoking, a parasitic infection, radiation and chemical exposure. Bladder cancer develops when cells in the bladder begin to grow abnormally.