Colon cancer - Symptoms and causes - Mayo Clinic
网页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 over time. Polyps often don't cause symptoms.
Diverticulitis - Symptoms and causes - Mayo Clinic
网页2024年5月15日 · Diverticulitis is inflammation of irregular bulging pouches in the wall of the large intestine. Typically, the wall of the large intestine, also called the colon, is smooth. …
Ulcerative colitis - Symptoms and causes - Mayo Clinic
网页Ulcerative colitis affects the innermost lining of your large intestine, also called the colon, and rectum. In most people, symptoms usually develop over time, rather than suddenly. Ulcerative colitis can be draining and can sometimes lead to life-threatening complications.
Irritable bowel syndrome - Symptoms and causes - Mayo Clinic
网页2023年5月12日 · Irritable bowel syndrome (IBS) is a common disorder that affects the stomach and intestines, also called the gastrointestinal tract. Symptoms include cramping, abdominal pain, bloating, gas, and diarrhea or constipation, or both. IBS is a chronic condition that you'll need to manage long term.
Colon cancer - Diagnosis and treatment - Mayo Clinic
网页2023年7月27日 · Tests and procedures used for colon cancer diagnosis include: Using a scope to examine the inside of the colon. Colonoscopy uses a long, flexible and slender …
Inflammatory bowel disease (IBD) - Symptoms and causes
网页Both ulcerative colitis and Crohn's disease usually are characterized by diarrhea, rectal bleeding, abdominal pain, fatigue and weight loss. For some people, IBD is only a mild illness. For others, it's a debilitating condition that can lead to life-threatening complications.
Colon polyps - Symptoms and causes - Mayo Clinic
网页A colon polyp is a small clump of cells that forms on the lining of the colon. Most colon polyps are harmless. But over time, some colon polyps can develop into colon cancer. Colon cancer can be fatal when found in its later stages. Anyone can develop colon polyps. You're at higher risk if you are 50 or older, are overweight or are a smoker.
Diverticulitis - Diagnosis and treatment - Mayo Clinic
网页2024年5月15日 · This common colon disease develops when small pouches form in the colon wall and become inflamed, causing pain, fever and abnormal stool function.
Diarrhea - Symptoms and causes - Mayo Clinic
网页2024年8月3日 · Overview. Colon and small intestine Enlarge image. Diarrhea — loose, watery and possibly more-frequent passage of stool — is a common problem. Sometimes, it's the only symptom of a condition. At other times, it may be associated with other symptoms, such as nausea, vomiting, abdominal pain or weight loss.
Constipation - Symptoms and causes - Mayo Clinic
网页2023年10月20日 · So it's important to know what is typical for you. In general, constipation occurs when stool moves too slowly through the large intestine, also called the colon. If the stool moves slowly, the body absorbs too much water from the stool. The stool can become hard, dry and difficult to pass.