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Related Concept Videos

Pericarditis II: Clinical Features and Diagnostic Tests01:19

Pericarditis II: Clinical Features and Diagnostic Tests

Pericarditis is distinguished by inflammation of the pericardium, the fibrous sac that encases the heart. It can be acute, lasting less than six weeks, or chronic, persisting for over three months. Understanding its clinical manifestations and diagnostic findings is crucial for timely and effective management.Clinical ManifestationsWhile pericarditis can be asymptomatic, it usually presents with characteristic symptoms such as:Chest Pain: The most characteristic symptom of pericarditis is chest...
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...
Cardiac Catheterization II: Right Heart Catheterization01:21

Cardiac Catheterization II: Right Heart Catheterization

Right Heart Catheterization: An OverviewRight heart catheterization is an invasive diagnostic procedure that measures right-sided cardiac and pulmonary artery pressures, calculates cardiac output, and identifies intracardiac shunts. It provides detailed hemodynamic data essential for diagnosing and managing various cardiovascular conditions, such as pulmonary hypertension.Access SitesCommon access sites for right heart catheterization include the internal jugular vein in the neck region, the...
Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

Cardiomyopathy III: Hypertrophic Cardiomyopathy

Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
Pericarditis III: Medical Management01:17

Pericarditis III: Medical Management

The primary objectives of managing pericarditis are to determine the underlying cause, provide effective therapy for treatment and symptom relief, and promptly detect signs and symptoms of cardiac tamponade. The following outlines the essential aspects of medical management for pericarditis:ObjectivesDetermine the Cause: Identifying the underlying cause of pericarditis is crucial for targeted treatment. Causes include viral infections, autoimmune diseases, post-cardiac injury syndrome, and...
Cardiomyopathy IV: Restrictive Cardiomyopathy01:29

Cardiomyopathy IV: Restrictive Cardiomyopathy

Restrictive cardiomyopathy (RCM) is a rare heart muscle disease characterized by impaired ventricular filling due to stiffened ventricular walls, leading to significant diastolic dysfunction.EtiologyRestrictive cardiomyopathy can arise from both inherited and acquired diseases, many of which are systemic. It is categorized into four main types: infiltrative, storage, non-infiltrative, and endomyocardial diseases.Infiltrative diseases, such as amyloidosis, lead to RCM by depositing amyloid...

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Related Experiment Video

Updated: May 19, 2026

Chronic Thromboembolic Pulmonary Hypertension and Assessment of Right Ventricular Function in the Piglet
09:22

Chronic Thromboembolic Pulmonary Hypertension and Assessment of Right Ventricular Function in the Piglet

Published on: November 4, 2015

Pericardial cyst with right ventricular compression.

Julius Chacha Mwita1, Peter Chipeta, Reuben Mutagaywa

  • 1Muhimbili University of Health and Allied Sciences, Tanzania.

The Pan African Medical Journal
|September 1, 2012
PubMed
Summary

Pericardial cysts are rare, benign mediastinal masses. This case highlights a right pericardial cyst causing right ventricle compression, a rare symptomatic presentation.

Keywords:
Pericardial cystsTanzaniamediastinal tumorsventricule

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Area of Science:

  • Cardiology
  • Thoracic Surgery
  • Radiology

Background:

  • Pericardial cysts are uncommon congenital anomalies arising from the pericardium.
  • Most pericardial cysts are asymptomatic and discovered incidentally.
  • Symptomatic presentations are rare and typically due to mass effect on adjacent structures.

Observation:

  • A 22-year-old male presented with symptoms attributed to a mediastinal mass.
  • Imaging revealed a large cyst in the right cardiophrenic angle, consistent with a pericardial cyst.
  • The cyst was causing significant compression of the right ventricle.

Findings:

  • The pericardial cyst was confirmed as the cause of the patient's symptoms.
  • Right ventricular compression was evident on echocardiography and cardiac MRI.
  • Surgical excision was considered for symptomatic relief.

Implications:

  • This case underscores the importance of considering pericardial cysts in the differential diagnosis of mediastinal masses.
  • Symptomatic pericardial cysts, though rare, require prompt diagnosis and management.
  • Understanding the potential for cardiac compression is crucial for patient care and surgical planning.