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Related Concept Videos

Gastroesophageal Reflux Disease II: Clinical Features and Management01:29

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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.
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Enteral Nutrition II: Nasointestinal and Gastrostomy Feeding01:15

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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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Enteral nutrition delivers nutrients directly to the stomach or small intestine through a tube. This method is appropriate for patients who cannot eat but still have a functioning digestive system. It is also beneficial for individuals with swallowing difficulties, anorexia, malabsorption, or those who have undergone gastrointestinal (GI) surgery.
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Barrett Esophagus-II: Clinical Manifestations and Management01:21

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Individuals with Barrett's esophagus are often asymptomatic, but they may experience symptoms commonly associated with GERD, such as heartburn and acid regurgitation. Additional symptoms can include difficulty swallowing, chest pain, unintentional weight loss, blood in the stool (which may appear black, tarry, or bloody), and episodes of vomiting.
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Deglutition01:25

Deglutition

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Swallowing, otherwise known as deglutition, facilitates the transport of food from the mouth to the stomach. It is a multifaceted process that involves both the tongue and the muscles of the throat and esophagus. Saliva and mucus aid in this process, which takes approximately 4 to 8 seconds for semi-solid or solid food and around 1 second for liquids or very soft food.
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Gastroesophageal Reflux Disease I: Meaning and Pathophysiology01:29

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Gastroesophageal Reflux Disease (GERD) involves the recurrent backflow of the stomach or duodenal contents into the esophagus, leading to troublesome symptoms and potential esophageal mucosal damage. Although GERD is often referred to as a disease, it is more accurately described as a syndrome, as it encompasses a range of symptoms and complications rather than a singular pathological entity, impacting a large number of individuals as the most prevalent upper gastrointestinal problem. Roughly...
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Related Experiment Video

Updated: Feb 25, 2026

Adapting Human Videofluoroscopic Swallow Study Methods to Detect and Characterize Dysphagia in Murine Disease Models
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Dysphagia in Rett Syndrome: A Descriptive Study.

Chiara Mezzedimi1, Walter Livi1, Claudio De Felice2

  • 11 Department of Medicine, Surgery and Neuroscience, ENT Clinic, University Hospital of Siena, Viale Bracci 14, 53100 Siena, Italy.

The Annals of Otology, Rhinology, and Laryngology
|August 3, 2017
PubMed
Summary

Rett syndrome (RS) patients often experience feeding difficulties, primarily in the oral phase of swallowing. Early detection and caregiver education are crucial for managing dysphagia and preventing serious complications in these individuals.

Keywords:
Rett syndromedeglutitiondysphagiainstructionslaryngology evaluationstereotypic hand movements

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Area of Science:

  • Neuroscience
  • Pediatrics
  • Genetics

Background:

  • Rett syndrome (RS) is a significant neurodevelopmental disorder impacting females.
  • It is the second leading cause of intellectual disability in females.
  • Swallowing difficulties are a recognized but often under-evaluated aspect of RS.

Purpose of the Study:

  • To assess swallowing problems in Rett syndrome patients using endoscopic evaluation.
  • To identify specific feeding and swallowing challenges in this population.
  • To provide recommendations for feeding management and complication prevention.

Main Methods:

  • Endoscopic assessment of swallowing function.
  • Evaluation of 61 female patients diagnosed with Rett syndrome (age range: 2-33 years).
  • Speech and feeding observations during mealtimes.

Main Results:

  • Progressive feeding deterioration was frequently reported by caregivers.
  • Oral apraxia, dyskinetic tongue movements, prolonged oral stage, and poor bolus formation were common.
  • Fifty-four patients had a history of recurrent bronchitis, suggesting aspiration risk.

Conclusions:

  • Dysphagia in RS is predominantly in the oral preparatory phase; the pharyngeal phase is often normal.
  • High prevalence of dysphagia necessitates careful monitoring of feeding abilities in RS children.
  • Educating caregivers on safe swallowing techniques is vital to reduce fatal complications.