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Related Concept Videos

Barrett Esophagus-I: Introduction01:21

Barrett Esophagus-I: Introduction

453
Barrett's esophagus is a medical condition where the esophageal mucosa is significantly damaged by stomach acid or other digestive fluids, often due to long-term exposure associated with gastroesophageal reflux disease (GERD). In GERD, a weakened or abnormally relaxed lower esophageal sphincter allows stomach acid to flow persistently into the esophagus.
This constant acid exposure transforms the esophagus's pink mucosal lining (stratified squamous epithelium) into a type of lining more...
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Barrett Esophagus-II: Clinical Manifestations and Management01:21

Barrett Esophagus-II: Clinical Manifestations and Management

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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.
To diagnose Barrett's esophagus, healthcare providers often recommend an endoscopy for those showing symptoms of acid reflux. The procedure...
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SBAR II: Application of SBAR01:14

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SBAR is an effective communication tool used by healthcare professionals to communicate patient information accurately. SBAR stands for Situation, Background, Assessment, and Recommendation. For a better understanding, an example is given below.
SBAR Report from a Nurse to a Health Care Provider
S: "Hello, Dr. Smith. This is Jane, RN, from the Med Surg unit. I am calling to tell you about Ms. White in Room 210, who is experiencing increased pain and redness at her incision site. Her recent...
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Renal Tubule and Collecting Duct01:24

Renal Tubule and Collecting Duct

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The renal tubule is divided into three parts: the proximal convoluted tubule (PCT), the Loop of Henle (LOH), and the distal convoluted tubule (DCT).
Proximal Convoluted Tubule (PCT):
The PCT is the initial segment of the renal tubule, extending from the Bowman's capsule that encloses the glomerulus. Its convoluted structure and microvilli-lined cells increase the surface area for reabsorption. The PCT reabsorbs glucose, amino acids, sodium, and water from the filtrate, ensuring essential...
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Related Experiment Video

Updated: Dec 19, 2025

Fingerprinting Cardiolipin in Leukocytes by Mass Spectrometry for a Rapid Diagnosis of Barth Syndrome
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Antenatal Bartter Syndrome: A Case Report.

M Akther1, S C Moni, I Jahan

  • 1Dr Mahboba Akther, Resident Phase-B, Department of Neonatology, Bangabandhu Sheikh Mujib Medical University (BSMMU), Dhaka, Bangladesh.

Mymensingh Medical Journal : MMJ
|June 8, 2020
PubMed
Summary

Bartter syndrome, a genetic kidney disorder, causes electrolyte imbalances and failure to thrive in infants. Early diagnosis and treatment are crucial to prevent potential renal failure.

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Area of Science:

  • Nephrology
  • Pediatrics
  • Genetics

Background:

  • Bartter syndrome is an autosomal recessive disorder affecting sodium-potassium-chloride transport in the renal tubules.
  • It commonly presents in children and infants with polyuria, dehydration, and electrolyte disturbances.

Observation:

  • A 6-day-old male infant presented with prematurity, low birth weight, and subsequent failure to thrive.
  • Laboratory findings included hyponatremia, hypochloremic metabolic alkalosis, and severe hypokalemia.

Findings:

  • The infant's clinical presentation and laboratory results, characterized by renal chloride wasting, hyponatremia, hypokalemia, metabolic alkalosis, and normal blood pressure with elevated renin and aldosterone, were consistent with Bartter syndrome.
  • This case highlights the diagnostic challenges and clinical manifestations of Bartter syndrome in a neonate.

Implications:

  • Prompt diagnosis and management of Bartter syndrome are essential for improving patient outcomes.
  • Molecular genetic studies are recommended to identify the specific genetic defect and guide personalized treatment strategies.
  • Understanding the pathophysiology of Bartter syndrome aids in managing electrolyte imbalances and preventing long-term complications like renal failure.