Multi-ring esophagus

Eosinophilic Esophagitis

What is Eosinophilic Esophagitis Eosinophilic Esophagitis is an immune-mediated inflammatory disorder that is often triggered in atopic individuals by food products or inhaled allergens. It is characterized by infiltration of the esophageal wall, including the epithelium, with mast cells and eosinophils. Clinically, the inflammatory response by mast cells and eosinophils within the esophagus results in…

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Acute Pancreatitis

Pancreatitis

What is pancreatitis? Pancreatitis is inflammation of the pancreas. The pancreas is a large gland behind the stomach and close to the duodenum — the first part of the small intestine. The pancreas secretes digestive juices, or enzymes, into the duodenum through a tube called the pancreatic duct. Pancreatic enzymes join with bile — a…

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Irritable bowel syndrome

Irritable Bowel Syndrome

What is irritable bowel syndrome (IBS)? Irritable bowel syndrome is a disorder characterized most commonly by cramping, abdominal pain, bloating, constipation, and diarrhea. IBS causes a great deal of discomfort and distress, but it does not permanently harm the intestines and does not lead to a serious disease, such as cancer. Most people can control…

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Hep C reasons

Hepatitis C

What is hepatitis C? Hepatitis C is a liver disease. Hepatitis means inflammation of the liver. Inflammation is the painful, red swelling that results when tissues of the body become injured or infected. Inflammation can cause organs to not work properly. What is the liver? The liver is an organ that does many important things.…

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Gastroparesis

Gastroparesis

What is gastroparesis? Gastroparesis, also called delayed gastric emptying, is a disorder in which the stomach takes too long to empty its contents. Normally, the stomach contracts to move food down into the small intestine for digestion. The vagus nerve controls the movement of food from the stomach through the digestive tract. Gastroparesis occurs when…

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Gallstones

Gallstones

Gallstones are small, pebble-like substances that develop in the gallbladder. The gallbladder is a small, pear-shaped sac located below your liver in the right upper abdomen. Gallstones form when liquid stored in the gallbladder hardens into pieces of stone-like material. The liquid — called bile — helps the body digest fats. Bile is made in…

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Diverticulosis and Diverticulitis

Diverticulosis and Diverticulitis

What are diverticulosis and diverticulitis? Many people have small pouches in the lining of the colon, or large intestine, that bulge outward through weak spots. Each pouch is called a diverticulum. Multiple pouches are called diverticula. The condition of having diverticula is called diverticulosis. About 10 percent of Americans older than 40 have diverticulosis. The…

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Constipation

What is constipation? Constipation means different things to different people. You may have constipation if you have three or fewer bowel movements in a week or if stool is hard, dry, painful, or difficult to pass. Some people with constipation lack energy and feel full or bloated. Some people think they have constipation if they…

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Celiac disease

Celiac Disease

What is celiac disease? Celiac disease is a digestive disease that damages the small intestine and interferes with absorption of nutrients from food. People who have celiac disease cannot tolerate gluten, a protein in wheat, rye, and barley. Gluten is found mainly in foods but may also be found in everyday products such as medicines,…

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Viral Gastroenteritis

Viral Gastroenteritis

Viral gastroenteritis is an intestinal infection caused by several different viruses. Highly contagious, viral gastroenteritis is the second most common illness in the United States. It causes millions of cases of diarrhea each year. Anyone can get viral gastroenteritis and most people recover without any complications. However, viral gastroenteritis can be serious when people cannot…

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