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Related Concept Videos

Mitral Regurgitation I: Introduction01:20

Mitral Regurgitation I: Introduction

Mitral regurgitation is characterized by the backward circulation of blood from the left ventricle to the left atrium during systole, a phase of the cardiac cycle when the heart contracts and pumps blood out of the chambers. This abnormal flow occurs primarily due to the dysfunction of the mitral valve or its supporting structures, which include the mitral leaflets, chordae tendineae, annulus, and papillary muscles.Etiology and Mechanisms:Primary Mitral Regurgitation: This type arises from...
Mitral Valve Prolapse I: Introduction01:27

Mitral Valve Prolapse I: Introduction

IntroductionThe mitral valve, one of the heart's four valves, regulates blood flow. These valves have flaps that open and close to direct blood properly through the heart and body. During each heartbeat, the flaps open for blood to pass through and seal shut to prevent backflow. Specifically, the mitral valve opens to allow blood flow from the heart's upper left chamber to the lower left chamber. It then closes securely as the lower left chamber contracts to pump blood to the body, preventing...
Myasthenia Gravis ll: Pathophysiology01:22

Myasthenia Gravis ll: Pathophysiology

The disease process of myasthenia gravis begins at the neuromuscular junction, where antibodies attack key proteins needed for muscle activation. This immune reaction weakens signal transmission, leading to the characteristic muscle fatigue and weakness that define the condition.Immune-Mediated DamageIn most individuals, antibodies target acetylcholine receptors (AChRs) on the postsynaptic membrane of muscle cells. By blocking acetylcholine binding, these antibodies prevent the nerve signal...
Multiple Sclerosis l: Introduction01:19

Multiple Sclerosis l: Introduction

Multiple sclerosis is a chronic autoimmune disease of the central nervous system (CNS) that affects the brain, spinal cord, and optic nerves. It is an inflammatory demyelinating disorder and a leading cause of neurological disability in young adults.EpidemiologyMS commonly begins between 20 and 40 years of age and is twice as common in women. Its exact cause remains unclear, but genetic susceptibility contributes, with higher risk in first-degree relatives and identical twins. A greater...
Mitral Regurgitation II: Clinical Features and Diagnostic Tests01:23

Mitral Regurgitation II: Clinical Features and Diagnostic Tests

Mitral regurgitation (MR) is a valvular heart disorder in which the mitral valve fails to close tightly, allowing blood to leak backward into the heart. Understanding the clinical manifestations, assessment, diagnostic findings, and medical management of MR is crucial to effectively managing affected patients.Clinical Manifestations of Mitral RegurgitationMitral regurgitation can be acute or chronic, each presenting differently and requiring different approaches:1. Acute Mitral...
Mitral Stenosis I: Introduction01:22

Mitral Stenosis I: Introduction

Mitral Valve Stenosis (MVS) is a heart condition where the mitral valve narrows, impeding blood circulation from the left atrium to the left ventricle. The etiology and pathophysiology of this condition are multifaceted, leading to a cascade of cardiovascular complications.Causes of Mitral Valve StenosisRheumatic Heart Disease: It is the main cause of mitral valve stenosis, particularly in developing nations. This condition arises from rheumatic fever, an inflammatory illness resulting from...

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Related Experiment Video

Updated: May 17, 2026

Technique of Conjunctival Biopsy and Direct Immunofluorescence for Diagnosing Mucous Membrane Pemphigoid
05:05

Technique of Conjunctival Biopsy and Direct Immunofluorescence for Diagnosing Mucous Membrane Pemphigoid

Published on: June 17, 2025

Mirizzi syndrome.

Md Ibrarullah1, Tapas Mishra, A P Das

  • 1Dept of Surgery & Surgical Gastroenterology, Hi-tech Medical College & Hospital, Bhubaneswar, 751 010 Orissa India.

The Indian Journal of Surgery
|November 8, 2012
PubMed
Summary
This summary is machine-generated.

Mirizzi syndrome, a complication of gallstones, involves bile duct obstruction and potential fistula formation. Early diagnosis and surgical awareness are crucial to prevent complications like bile duct injury and strictures.

Keywords:
Cholecystobiliary fistulaMirizzi syndromeObstructive jaundice

Related Experiment Videos

Last Updated: May 17, 2026

Technique of Conjunctival Biopsy and Direct Immunofluorescence for Diagnosing Mucous Membrane Pemphigoid
05:05

Technique of Conjunctival Biopsy and Direct Immunofluorescence for Diagnosing Mucous Membrane Pemphigoid

Published on: June 17, 2025

Area of Science:

  • Gastroenterology
  • Hepatobiliary Surgery
  • Surgical Complications

Background:

  • Mirizzi syndrome arises from long-standing cholelithiasis (gallstones).
  • It involves obstruction of the extrahepatic bile duct by stones in the gallbladder's Hartman's pouch or cystic duct (Type I).
  • Erosion can lead to a cholecystobiliary fistula (Type II), altering biliary anatomy.

Purpose of the Study:

  • To review the literature on Mirizzi syndrome.
  • To discuss its pathogenesis, diagnosis, and management.
  • To emphasize the importance of preoperative diagnosis for surgical safety.

Main Methods:

  • Literature review of available studies on Mirizzi syndrome.
  • Analysis of pathogenesis, diagnostic methods, and surgical management guidelines.

Main Results:

  • Mirizzi syndrome presents diagnostic and surgical challenges due to altered biliary anatomy.
  • Preoperative diagnosis is vital to prevent bile duct injury during cholecystectomy.
  • Improper surgical techniques can result in long-term strictures.

Conclusions:

  • Mirizzi syndrome requires high clinical suspicion and accurate preoperative diagnosis.
  • Careful surgical planning and execution are essential for favorable outcomes.
  • Adherence to recommended management guidelines can minimize complications.