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Congenital sucrase-isomaltase deficiency (CSID) is a genetic disorder that affects a person’s ability to digest certain sugars. People with this condition cannot break down the sugars sucrose and maltose, and other compounds made from simple sugar molecules (carbohydrates), which can cause diarrhea, abdominal pain, and other symptoms. Sucrose (a sugar found in fruits, and also […]

  By choosing the appropriate test, a doctor can make a precise diagnosis of a structural upper gut disorder, such as esophagitis or peptic ulcer, by recognizing the diseased area. The patient’s history provides the information that permits the doctor to choose the right test. In the case of the disorders of gastrointestinal function, such […]

What is Cyclic Vomiting Syndrome? CVS is a chronic disease marked by severe, recurrent episodes of nausea and vomiting in a person who is otherwise healthy. CVS episodes often flip-flop with states of wellness. Vomiting may occur every 5-10 minutes for several hours during an episode. On average, CVS episodes last 3-7 days but vary […]

According to the dictionary, to belch is “to bring forth wind noisily from the stomach.” The interchangeable word “burp’ does not appear in some dictionaries, but it seems to mean, “cause to belch.” Belching after a large meal is a normal, necessary venting of air from the stomach. In some societies it is a gesture […]

What is GERD? Gastroesophageal reflux disease develops when the back-flow (reflux) of stomach contents causes troublesome symptoms and/or complications. Serious health problems can result if it is not treated properly. The most frequent symptoms of GERD are, heartburn and acid regurgitation. Self-diagnosis can lead to mistreatment. Consultation with a physician is essential to properly diagnose […]

“Motility” is a term used to describe the contraction of the muscles that mix and propel contents in the gastrointestinal (GI) tract. The gastrointestinal tract is divided into four distinct parts that are separated by sphincter muscles; these four regions have distinctly different functions to perform and different patterns of motility (contractions). They are the […]