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System – Digestive

Disorders of the digestive system cause damage to tissues and/or dysfunction of the organs that make up the digestive system: the mouth including salivary glands, esophagus, stomach, small intestine, large intestine, sigmoid colon, rectum and anus. Organs that help with digestion but are not part of the digestive tract are the pancreas, liver, and gallbladder.

Erosions in the Second Part of the Duodenum

What Are Erosions In The Second Part Of The Duodenum? Erosions in the second part of the duodenum typically are superficial excoriations (sores) in the mucosal lining that do not penetrate into the muscle layer as does an ulcer. Of ...

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Esophageal Motor Abnormalities – Food Sticks In Esophagus

What Are Esophageal Motor Abnormalities? Esophageal motor abnormalities are disorders of the esophagus involving altered muscular motility characterized by impaired esophageal peristalsis, or the progressive wave-like movement that occurs automatically when food or fluids are swallowed. Q: What is altered ...

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Food Allergy – IgE and Non IgE

What Is Food Allergy? Food allergy is an abnormal immune response to food proteins that may damage the small intestinal  lining and produce malabsorption of food. The reaction is usually delayed which makes it difficult to identify the offending food that ...

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Gall Bladder, Impaired Motility 

What Is Impaired Gall Bladder Motility? Impaired gall bladder motility means the gall bladder is slow to empty or is dysfunctional. The functional disorder of the gallbladder is caused initially either by metabolic abnormalities or by an alteration in its muscular ability to ...

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Gas

What Is Obnoxious Gas? Obnoxious gas, or flatus, is gas that is not only offensive when passed but also lingers in the air longer than ordinary gas does. Gas is a natural digestive product within the colon that is composed mainly of ...

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Gastric (Stomach) Ulcer

What Is A Gastric Ulcer? Gastric ulcer is a painful stomach disorder characterized by an open sore involving the mucosa lining and deeper muscle layer of the stomach. Gastric ulcer is associated with lymphocytic gastritis which is inflammation of the mucosal ...

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Gastritis, Collagenous

What Is Collagenous Gastritis? Collagenous gastritis is a rarely reported stomach disorder characterized by the deposition of a subepithelial collagen band and accompanying inflammatory infiltrate in the stomach wall. A subepithelial collagen band means that collagen, a tough fibrous protein, has ...

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Gastritis, Lymphocytic

What Is Lymphocytic Gastritis? Lymphocytic gastritis is an inflammatory stomach disorder that is characterized by superficial inflammation of the stomach lining (mucosa) that mainly involves the gastric antrum in children. Lymphocytic gastritis is defined by the recognition of more than 25 ...

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Gastroesophageal Reflux Disease (GERD) 

What Is Gastroesophageal Reflux Disease (GERD)? GERD is an upper digestive disorder that is characterized by a decrease in lower esophageal sphincter pressure (LES,) which allows the abnormal reflux or backflow of stomach contents into the esophagus. It is also ...

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Gastroparesis – Delayed Gastric Emptying

What Is Delayed Gastric Emptying? Delayed gastric emptying is a stomach motility or movement disorder characterized by abnormally slow movement of gastric contents from the stomach through the pyloric sphincter into the duodenum, causing dyspepsia. Q: What determines how fast ...

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Geographic Tongue

 What Is Geographic Tongue? Geographic tongue is a painful alteration in tongue tissue that is characteristic of riboflavin (vitamin B2) deficiency.1 Q: How does the tongue surface appear? A: Areas of inflamed tissue with flattened papillae develop among areas of normal tissue, ...

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Gluten Sensitive Enteropathy (Active Celiac Disease)

What Is Gluten Sensitive Enteropathy? Gluten sensitive enteropathy is active celiac disease characterized by inflammation of the small intestinal mucosa that results from an inherited immunologic intolerance to ingested gluten. Q: What does the inflammation do to the mucosa in the small ...

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Glycogenic Acanthosis (Esophageal Plaques)

What Is Glycogenic Acanthosis? Glycogenic acanthosis is a benign thickening of the esophageal squamous epithelium (surface cell lining)  characterized by the presence of numerous, uniformly grey-white plaques made up of large squamous cells filled with glycogen. The wax-like plaques in ...

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Heartburn

What Is Heartburn? Heartburn is a functional upper digestive symptom of esophagitis that is characterized by a burning sensation behind the breastbone. Q: Why does esophagitis cause heartburn? A: Esophagitis is inflammation of the mucosal lining of the esophagus. The most ...

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Helicobacter Pylori Infection (H. Pylori)

What Is Helicobacter Pylori (H. Pylori) Infection? Helicobacter pylori infection is a potentially deadly stomach disease characterized by chronic superficial inflammation and ulcerations in 100% of infected patients. This infection disrupts normal defense and repair of the stomach lining and ...

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