Bladder cancer is an uncontrolled abnormal growth and multiplication of cells in the urinary bladder which have broken free from the normal mechanisms that keep uncontrolled cell growth in check.
Cancer of the bladder wall.
Bladder cancers are often described based on how far they have spread into the wall of the bladder.
Frequent urination painful urination back pain.
Bladder cancer begins in the inner lining of the bladder.
The cancer cell type can be transitional cell carcinoma squamous cell carcinoma or adenocarcinoma each named for the types of cells that line the wall of the bladder where the cancer originates.
Risk factors for bladder cancer include.
The cancer has only grown into the center of your bladder.
Bladder cancer signs and symptoms may include.
Blood in urine hematuria which may cause urine to appear bright red or cola colored though sometimes the urine.
A low grade tumor usually grows more slowly and is less likely to invade the muscular wall of the bladder than is a high grade tumor.
It hasn t spread to your lymph nodes or other organs.
Non invasive cancers are only in the inner layer of cells the transitional epithelium.
Urothelial carcinoma formally known as transitional cell carcinoma is the most common form of bladder cancer 80 90 and starts in the urothelial cells in the bladder wall s innermost layer squamous cell carcinoma 1 2 begins in the thin flat cells that line the bladder.
Invasive cancers have grown into deeper layers of the bladder wall.
There are different types of bladder cancer.
It is usually discovered before it has spread past this lining.
Cancer causing substances such as tobacco smoke and chemicals in the environment.
It hasn t spread into the tissues or muscle of your bladder wall itself.