Cancer prevention is action taken to lower the chance of getting cancer. By preventing cancer, the number of new cases of cancer in a group or population is lowered. Hopefully, this will lower the number of deaths caused by cancer. To prevent new cancers from starting, scientists look at risk factors and protective...
Incidence and Mortality Estimated new cases and deaths from anal, anal canal, and anorectal cancer in the United States in 2020:[ 1] New cases: 8,590. Deaths: 1,350. Prognosis and Survival The two major prognostic factors for anal cancer are tumor size (primary tumors <2 cm in size have a better prognosis) and nodal...
Anal cancer is a disease in which malignant (cancer) cells form in the tissues of the anus. The anus is the end of the large intestine, below the rectum, through which stool (solid waste) leaves the body. The anus is formed partly from the outer skin layers of the body and partly from the intestine. Two ring-like...
What is an anal fissure? An anal fissure is a tear in the lining of the lower rectum (anal canal) that causes pain during bowel movements. Anal fissures don't lead to more serious problems. Most anal fissures heal with home treatment after a few days or weeks. These are called short-term (acute) anal fissures. If you...
Crohn's disease may cause sores, or ulcers, that tunnel through the intestine and into the surrounding tissue, often around the anus and rectum. These abnormal tunnels, called fistulas, are a common complication of Crohn's disease. They may get infected. Crohn's disease can also cause anal fissures. These are narrow...
Anastrozole lowers estrogen levels in postmenopausal women, which may slow the growth of certain types of breast tumors that need estrogen to grow in the body. Anastrozole is used to treat breast cancer in postmenopausal women. It is often given to women whose cancer has progressed even after taking tamoxifen (Nolvadex...
Two years ago, when his doctor told him he had type 2 diabetes, Andy wasn't surprised or even that worried. His blood sugar had been creeping up for the past few years. His doctor had even warned him to make some changes—to lose some weight and get more active. But he felt okay. If he was sick, he couldn't tell. "I just...
What is anesthesia? Anesthesia is a way to control pain during a surgery or procedure by using medicine called anesthetics. It can help control your breathing, blood pressure, blood flow, and heart rate and rhythm. Anesthesia may be used to: Relax you. Block pain. Make you sleepy or forgetful...
