The phenomenon of regeneration was discovered over 200 years ago in the freshwater polyp Hydra. Until now, however, it was largely unclear how the orderly regeneration of lost tissues or organs is ...

“Not all colon polyps are cancerous but all colon cancer starts as a polyp which is why everyone needs to know about them and ...

Sessile polyps are flat growths that develop in the colon or intestines. There are several types of sessile polyps. These include sessile serrated adenomas, villous adenomas, tubular adenomas, and ...

A surgeon speaks with a patient about colon cancer screening. (Photo courtesy of the U.S. Navy) Just saying the word colonoscopy makes some people feel uncomfortable. But consider this: Colorectal ...

A hyperplastic polyp is a growth that can develop in the colon or stomach. They do not always cause symptoms, but some people may experience rectal bleeding. Rarely, the polyps may be precancerous.

Uterine polyps, also called endometrial polyps, are small, soft growths on the inside of a woman’s uterus, or womb. They come from the tissue that lines the uterus, called the endometrium. They can ...

Gallbladder polyps are abnormal growths inside the gallbladder, the small organ in the upper right abdomen that stores digestive bile. Inflammation, cholesterol, abnormal cell growth, and, in rare ...

Nasal polyps are soft, noncancerous growths on the lining of the nose or sinuses. These growths, while painless, can cause blockages that prevent the sinuses from draining properly. This can make it ...

Colon polyps are a collection of cells that grow in the colon. They can vary in size and shape. Colon polyps can be benign, but larger colon polyps may have an increased risk of developing into ...

A cervical polyp is a growth that develops on the cervix, which is the canal connecting the uterus to the vagina. Sperm must pass through this canal to fertilize an egg. Cervical polyps are tumors, ...