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Related Concept Videos

Esophageal Strictures-II: Clinical Features and Management01:26

Esophageal Strictures-II: Clinical Features and Management

Patients with esophageal strictures often experience a range of symptoms. Initially, they may have difficulty swallowing solid foods, which can progress to include liquids. Additional symptoms may involve chest pain or discomfort, regurgitating food and fluids, heartburn, unintentional weight loss, coughing or choking during meals, and hoarseness.
Healthcare providers should gather a comprehensive medical history and conduct a physical examination for diagnosis. If esophageal stricture is...
Esophageal Perforation-II: Clinical Manifestations and Management01:28

Esophageal Perforation-II: Clinical Manifestations and Management

Esophageal perforations manifest in various clinical forms, influenced by factors such as the perforation's cause and location (cervical, intrathoracic, or intra-abdominal), the extent of contamination, and potential injury to adjacent mediastinal structures. The timing between the perforation occurrence and treatment initiation also affects the clinical presentation.
Clinical Manifestations:
Esophageal Achalasia01:27

Esophageal 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)...
Enteral Nutrition II: Nasointestinal and Gastrostomy Feeding01:15

Enteral Nutrition II: Nasointestinal and Gastrostomy Feeding

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.
Nasointestinal Feeding
Nasointestinal feeding involves placing a tube through...
Barrett Esophagus-II: Clinical Manifestations and Management01:21

Barrett Esophagus-II: Clinical Manifestations and Management

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.
To diagnose Barrett's esophagus, healthcare providers often recommend an endoscopy for those showing symptoms of acid reflux. The procedure entails...
Endoscopic Procedures I: Esophagogastroduodenoscopy01:29

Endoscopic Procedures I: Esophagogastroduodenoscopy

An Esophagogastroduodenoscopy (EGD) is a diagnostic procedure in which an endoscopist uses a flexible, lighted endoscope to visualize the upper gastrointestinal (GI) tract. The procedure includes visualizing the oropharynx, esophagus, stomach, and the first part of the small intestine, the duodenum.
During an EGD, the endoscope can be used to:

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Related Experiment Video

Updated: Jun 24, 2026

Adapting Human Videofluoroscopic Swallow Study Methods to Detect and Characterize Dysphagia in Murine Disease Models
08:32

Adapting Human Videofluoroscopic Swallow Study Methods to Detect and Characterize Dysphagia in Murine Disease Models

Published on: March 1, 2015

Dysphagia: A Novel Risk Factor for Poor Outcomes Following Cardiovascular Procedures.

Anagh Astavans1, Arindam Bagga2, Anna Zaeske3

  • 1School of Medicine The Johns Hopkins University Baltimore MD USA.

Journal of the American Heart Association
|June 23, 2026
PubMed
Summary
This summary is machine-generated.

Dysphagia, or difficulty swallowing, significantly increases short-term mortality and complications like stroke and pneumonia after major heart procedures. Screening for dysphagia is crucial for better patient care and outcomes.

Keywords:
cardiovascular surgerydysphagiamortalitypneumoniastrokevalve repairvalve replacement

Related Experiment Videos

Last Updated: Jun 24, 2026

Adapting Human Videofluoroscopic Swallow Study Methods to Detect and Characterize Dysphagia in Murine Disease Models
08:32

Adapting Human Videofluoroscopic Swallow Study Methods to Detect and Characterize Dysphagia in Murine Disease Models

Published on: March 1, 2015

Area of Science:

  • Cardiology
  • Geriatrics
  • Pulmonology

Background:

  • Dysphagia is a recognized marker of frailty in older adults.
  • Its impact on cardiovascular postprocedural outcomes is not well understood.
  • This study investigates dysphagia's association with adverse events after cardiac interventions.

Purpose of the Study:

  • To evaluate the association between dysphagia and adverse outcomes following major cardiac interventions.
  • To determine if dysphagia impacts mortality and morbidity after procedures like CABG, ICD, TAVR, SAVR, and MTEER.
  • To inform risk assessment and perioperative optimization strategies.

Main Methods:

  • Retrospective analysis of the TriNetX database (2020-2024).
  • Inclusion of adult patients undergoing specific cardiac interventions, with and without dysphagia.
  • Propensity matching and sensitivity analyses incorporating frailty markers.
  • Measurement of 90-day and 1-year risks for mortality, stroke, pneumonia, hypoxemia, intubation, and other complications.

Main Results:

  • Propensity-matched cohorts demonstrated well-balanced demographics and comorbidities.
  • Dysphagia was linked to significantly higher 90-day mortality after CABG, ICD, TAVR, and SAVR (P<0.01).
  • A 1-year increased risk of stroke, hypoxemia, infectious pneumonia, and intubation was observed across all procedures in patients with dysphagia.

Conclusions:

  • Dysphagia is associated with increased short-term morbidity and mortality after common cardiovascular procedures.
  • Integrating dysphagia screening into perioperative workflows can enhance patient selection and resource allocation.
  • Dysphagia should be considered in guideline-directed risk assessment and perioperative optimization.