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Related Concept Videos

Gastrointestinal Motility Disorders01:20

Gastrointestinal Motility Disorders

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Gastrointestinal or GI motility disorders are characterized by irregular gastrointestinal tract movements, disrupting food transit from the mouth to the anus. They are caused by damage or dysfunction in gut muscles or nerves. These disorders can cause symptoms such as severe constipation, diarrhea, abdominal pain, and swallowing difficulties. Disorders can affect any segment of the GI tract and range widely in severity, from common conditions like GERD to life-threatening conditions like...
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Pyloric Obstruction01:11

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Pyloric obstruction, also referred to as gastric outlet obstruction, is a condition characterized by narrowing or blockage at the pylorus—the muscular valve regulating the flow of stomach contents into the duodenum. When this passage becomes impaired, the stomach cannot effectively empty its contents into the small intestine. This disruption leads to a range of gastrointestinal symptoms, including early satiety, bloating, epigastric pain, postprandial nausea, persistent vomiting, and...
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Esophageal Achalasia01:27

Esophageal Achalasia

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Esophageal achalasia is a chronic neurogenic disorder characterized by impaired relaxation of the lower esophageal sphincter (LES) and absent or ineffective peristalsis in the distal esophagus. This leads to a functional obstruction without a physical blockage, despite significant disruption of esophageal motility.EtiologyAchalasia is caused by degeneration of the myenteric (Auerbach's) plexus, specifically the loss of inhibitory ganglion cells that produce vasoactive intestinal peptide...
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Prokinetic agents are specialized medications that stimulate gastrointestinal (GI) motility, promoting food movement through the GI tract. Dopamine, an inhibitory neurotransmitter, plays a significant role in this process, reducing GI motility and indirectly controlling the speed of digestion. Dopamine receptor antagonists, such as metoclopramide and domperidone, offer a unique advantage as prokinetic agents. By blocking the dopamine receptors, these drugs increase GI motility, improving food...
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Gastric Motility01:16

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Gastric motility is the coordinated contraction and relaxation of stomach muscles that convert ingested food into chyme, a semi-liquid substance ready for further digestion in the intestines. The process begins with the vagus nerve inducing the relaxation of the smooth muscles in the fundus and body of the stomach, allowing these regions to expand and accommodate up to approximately 1.5 liters of food and liquid.
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Enteral nutrition encompasses various methods of delivering nutrition directly to the gastrointestinal (GI) tract, bypassing traditional oral intake. It is particularly beneficial for patients who cannot eat by mouth but have a functioning digestive system. Key methods include nasointestinal feeding, gastrostomy, and jejunostomy, each suited to different clinical scenarios based on the patient's needs and condition.
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Assessment of Gastric Emptying in Non-obese Diabetic Mice Using a [13C]-octanoic Acid Breath Test
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Idiopathic gastroparesis.

Henry P Parkman1

  • 1Gastroenterology Section, Temple University School of Medicine, Parkinson Pavilion 8th Floor, 3401 North Broad Street, Philadelphia, PA 19140, USA.

Gastroenterology Clinics of North America
|February 11, 2015
PubMed
Summary
This summary is machine-generated.

Idiopathic gastroparesis, a stomach-emptying disorder of unknown cause, presents with nausea, vomiting, and pain. Current treatments for this condition offer inadequate relief for patients.

Keywords:
Gastric emptyingGastroparesisIdiopathic gastroparesis

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Area of Science:

  • Gastroenterology
  • Digestive Health
  • Chronic Illness Management

Background:

  • Gastroparesis is a chronic condition marked by delayed gastric emptying without mechanical blockage.
  • Idiopathic gastroparesis is diagnosed when no specific cause (diabetes, surgery, other diseases, medications) is identified.
  • Symptoms overlap with functional dyspepsia, complicating diagnosis and treatment.

Purpose of the Study:

  • To define idiopathic gastroparesis and its associated symptoms.
  • To evaluate the current treatment landscape for idiopathic gastroparesis.
  • To highlight the unmet clinical need in managing this condition.

Main Methods:

  • Literature review of gastroparesis and idiopathic gastroparesis.
  • Symptom analysis and comparison with functional dyspepsia.
  • Assessment of current therapeutic interventions.

Main Results:

  • Idiopathic gastroparesis is characterized by nausea, vomiting, early satiety, postprandial fullness, and upper abdominal pain.
  • Existing treatments including dietary changes, prokinetics, antiemetics, and symptom modulators are insufficient.
  • There is a significant clinical need for more effective management strategies.

Conclusions:

  • Idiopathic gastroparesis presents a complex clinical challenge due to its unknown etiology and overlapping symptoms.
  • Current therapeutic options do not adequately address the needs of patients with idiopathic gastroparesis.
  • Further research is warranted to develop improved treatments for this debilitating condition.