Related Experiment Video
Updated: Jun 16, 2026
06:46
Simultaneous Laryngopharyngeal and Conventional Esophageal pH Monitoring
Published on: December 14, 2020
Excessive belching and aerophagia: two different disorders.
1Department of Gastroenterology, Sint Antonius Hospital, Nieuwegein, the Netherlands. a.bredenoord@antonius.net
Summary
Excessive belching is often supragastric belching, where air is taken into the esophagus, not the stomach. This distinct disorder differs from aerophagia, which involves excessive air swallowing causing bloating.
Area of Science:
- Gastroenterology
- Digestive Disorders
Background:
- Excessive belching is a common symptom, often linked to functional dyspepsia and GERD.
- A subset of patients experience isolated, frequent belching unrelated to gastric air.
Purpose of the Study:
- To differentiate supragastric belching from aerophagia.
- To clarify the mechanisms and characteristics of isolated excessive belching.
Main Methods:
- Clinical observation and symptom analysis.
- Distinguishing air origin based on patient behavior and symptom presentation.
Main Results:
- Supragastric belching involves air from the pharynx entering and exiting the esophagus, bypassing the stomach.
- Aerophagia is characterized by excessive air swallowing, leading to bloating and abdominal distension, with belching as a secondary symptom.
Conclusions:
- Supragastric belching and aerophagia are distinct conditions with different pathophysiology and primary symptoms.
- Speech or behavior therapy can treat excessive supragastric belching.
Related Concept Videos
01:30Other Disorders of Digestive System
The gastrointestinal tract is susceptible to various disorders. If the lower esophageal sphincter is damaged, stomach acid can flow back into the esophagus, causing irritation and inflammation of the lining. This condition is called gastroesophageal reflux disease (known as heartburn) and may cause chest pain and difficulty swallowing. In the stomach, prolonged use of nonsteroidal anti-inflammatory drugs like aspirin, chronic alcohol consumption, bacterial infections such as Helicobacter...
01:27Esophageal Achalasia
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 (VIP)...
01:11Pyloric Obstruction
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...
01:29Gastroesophageal Reflux Disease II: Clinical Features and Management
Gastroesophageal reflux disease, or GERD, is a persistent medical condition that affects many individuals worldwide. Its clinical manifestations can vary greatly, making diagnosis and management challenging for healthcare professionals. The following is a comprehensive overview of the clinical manifestations, assessment, and management strategies for GERD.
Clinical Manifestations
GERD presents itself in a multitude of ways, with symptoms varying from person to person. The hallmark symptoms are...
Clinical Manifestations
GERD presents itself in a multitude of ways, with symptoms varying from person to person. The hallmark symptoms are...
01:20Gastrointestinal Motility Disorders
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...
01:25Gastroesophageal Reflux Disease
Gastroesophageal reflux disease (GERD) is the backward flow of stomach contents (acid, pepsin, or bile) into the esophagus, causing mucosal inflammation known as esophagitis. It results from failure of antireflux mechanisms, mainly the lower esophageal sphincter (LES), influenced by mechanical and physiological factors.Etiology and Risk FactorsGERD develops when LES function is weakened or when intra-abdominal pressure increases. Risk factors include aging, obesity, and sliding hiatal hernia,...