Colon cancer - Symptoms and causes - Mayo Clinic
2023年7月27日 · Colon cancer typically affects older adults, though it can happen at any age. It usually begins as small clumps of cells called polyps that form inside the colon. Polyps generally aren't cancerous, but some can turn into colon cancers …
Rectal cancer - Symptoms and causes - Mayo Clinic
2024年5月17日 · Cancer inside the rectum and cancer inside the colon are often referred to together as colorectal cancer. While rectal and colon cancers are similar in many ways, their treatments are quite different.
Rectal cancer - Diagnosis and treatment - Mayo Clinic
2024年5月17日 · Rectal cancer diagnosis often begins with an imaging test to look at the rectum. A thin, flexible tube with a camera may be passed into the rectum and colon. A sample of tissue may be taken for lab testing. Rectal cancer can be found during a …
Small bowel cancer - Symptoms and causes - Mayo Clinic
The type of small bowel cancer you have is based on the type of cell where your cancer began. Examples of small bowel cancer types include: Adenocarcinoma. Adenocarcinoma is the most common type of small bowel cancer. Adenocarcinoma starts in the gland cells that make mucus. Neuroendocrine tumors.
When colon cancer spreads to the liver
2022年3月17日 · Many colorectal cancers are likely to spread to other organs, with the most common site of metastases being the liver. In this Mayo Clinic Minute, Dr. Sean Cleary, a hepatobiliary and pancreas surgeon at Mayo Clinic, explains what this means to patients.
Anal cancer - Symptoms and causes - Mayo Clinic
2023年11月29日 · Anal cancer can cause symptoms such as rectal bleeding, blood in the stool and anal pain. As it grows, it might cause a growth or lump. Sometimes these symptoms might be mistaken for hemorrhoids. In the past, most people with anal cancer had surgery to …
Carcinoid tumors - Symptoms and causes - Mayo Clinic
2022年12月6日 · Carcinoid tumors are a type of slow-growing cancer that can arise in several places throughout your body. Carcinoid tumors, which are one subset of tumors called neuroendocrine tumors, usually begin in the digestive tract (stomach, appendix, small intestine, colon, rectum) or in the lungs.
Cáncer de colon - Síntomas y causas - Mayo Clinic
2023年11月14日 · El cáncer de colon es una proliferación de células que comienza en una parte del intestino grueso, llamada colon. El colon es la primera parte, y la más larga, del intestino grueso. El intestino grueso es la última parte del sistema digestivo.
Pancreatic cancer - Symptoms and causes - Mayo Clinic
2024年5月4日 · The cancer cells might form a mass called a tumor. The tumor can grow to invade and destroy healthy body tissue. In time, cancer cells can break away and spread to other parts of the body. Most pancreatic cancer begins in the cells that line the ducts of the pancreas.
Alternative cancer treatments: 11 options to consider
2024年1月5日 · But many alternative cancer treatments are unproved and some may even be dangerous. To help you sort out the good from the bad, here are 11 alternative cancer treatments that are generally safe. Plus, there is growing evidence …