Stool color: When to worry - Mayo Clinic
2024年10月10日 · As bile travels through your digestive tract, it is chemically altered by enzymes, changing the colors from green to brown. Ask a healthcare professional if you're concerned about your stool color. If your stool is bright red or black — which may indicate the presence of blood — seek medical attention right away.
Bile reflux - Symptoms & causes - Mayo Clinic
2022年1月6日 · Bile reflux into the stomach. Bile and food mix in the duodenum and enter your small intestine. The pyloric valve, a heavy ring of muscle located at the outlet of your stomach, usually opens only slightly — enough to release about an eighth of an ounce (about 3.75 milliliters) or less of liquefied food at a time, but not enough to allow digestive juices to reflux …
Identifying diarrhea caused by bile acid malabsorption
2018年2月20日 · Excess bile acids entering the colon can cause the classic signs and symptoms of bile acid malabsorption (BAM), including watery stool, urgency and fecal incontinence. Although BAM has been associated with diarrhea for nearly 50 years, it remains an underrecognized and underdiagnosed cause of chronic diarrhea.
Gallstones - Symptoms & causes - Mayo Clinic
2021年8月20日 · Gallstones can block the tubes (ducts) through which bile flows from your gallbladder or liver to your small intestine. Severe pain, jaundice and bile duct infection can result. Blockage of the pancreatic duct. The pancreatic duct is a tube that runs from the pancreas and connects to the common bile duct just before entering the duodenum.
Urine color - Symptoms and causes - Mayo Clinic
2023年1月10日 · Regular urine color ranges from clear to pale yellow. But certain things can change the color. Foods such as beets, blackberries and fava beans can turn urine pink or red, for example. And some medicines can give urine vivid tones, such as orange or greenish-blue. An unusual urine color also can be a sign of a health problem.
Cholangiocarcinoma (bile duct cancer) - Symptoms and causes
2023年6月6日 · Cholangiocarcinoma is a type of cancer that forms in the slender tubes (bile ducts) that carry the digestive fluid bile. Bile ducts connect your liver to your gallbladder and to your small intestine. Cholangiocarcinoma, also known as bile duct cancer, occurs mostly in people older than age 50, though it can occur at any age.
White stool: Should I be concerned? - Mayo Clinic
2023年11月28日 · Bile is a digestive fluid produced by the liver and stored in the gallbladder. Stool gets its typical brownish color from bile, which flows into the small intestine during the digestive process. If the liver doesn't produce bile or if bile gets stuck in the liver, stool will be light colored or white.
Primary biliary cholangitis - Symptoms and causes - Mayo Clinic
2023年11月14日 · Primary biliary cholangitis is an autoimmune disease in which the bile ducts are inflamed and slowly destroyed. It previously was called primary biliary cirrhosis. Bile is a fluid made in the liver. It helps with digestion and absorbing certain vitamins. It also helps the body absorb fats and get rid of cholesterol, toxins and worn-out red ...
Cholecystitis - Symptoms and causes - Mayo Clinic
2024年10月23日 · Bile builds up in the gallbladder, causing swelling and irritation. Tumor. A tumor may keep bile from draining out of the gallbladder as it should. This causes bile buildup that can lead to cholecystitis. Bile duct blockage. Stones or thickened bile and tiny particles called sludge can block the bile duct and lead to cholecystitis.
Novel approaches to the diagnosis of bile acid diarrhea
2020年2月14日 · Currently, the 48-hour fecal bile acid test requires a four-day, 100-gram fat diet and 48-hour stool collection. Researchers are currently testing the accuracy of a single, random stool sample together with a fasting serum C4 to determine whether this would be an acceptable alternative to the 48-hour fecal bile acid test.