Related Experiment Video

Updated: Aug 9, 2026

Catheterization of Intestinal Loops in Ruminants
17:15

Catheterization of Intestinal Loops in Ruminants

Published on: June 11, 2009

Alberta northern field work, 1966: rheumatic heart disease in LaCrete and Paddle Prairie

S Greenhill, D Mulholland, D Mundy

    Canadian Medical Association Journal
    |April 8, 1967
    PubMed

    Insights

    Rheumatic heart disease (RHD) incidence was studied in an isolated Mennonite colony. Researchers found carditis evidence in 42 individuals, highlighting RHD prevalence in this specific population.

    Area of Science:

    • Medical Sociology
    • Epidemiology
    • Cardiology

    Background:

    • Investigating the incidence of rheumatic heart disease (RHD) in isolated populations is crucial for understanding disease distribution.
    • An isolated Mennonite colony in Northern Alberta, Canada, was selected for study due to its unique demographic characteristics.

    Purpose of the Study:

    • To determine the sociologic and medical incidence of rheumatic heart disease (RHD) within an isolated Mennonite community.
    • To compare RHD prevalence in the Mennonite colony with a control group of Métis individuals.

    Main Methods:

    • A comprehensive sociologic and medical examination was conducted on 1294 individuals.
    • A nearby Métis settlement served as a control group for comparative analysis.

    Main Results:

    • Evidence of carditis, a key indicator of rheumatic heart disease, was identified in 42 Mennonite individuals.
    • The study established a baseline for RHD incidence in this specific isolated community.

    Conclusions:

    • The findings provide valuable data on the prevalence of rheumatic heart disease in an isolated Canadian Mennonite population.
    • This research underscores the importance of studying disease patterns in distinct demographic groups.

    More Related Videos

    Normothermic Ex Situ Heart Perfusion in Working Mode: Assessment of Cardiac Function and Metabolism09:10

    Normothermic Ex Situ Heart Perfusion in Working Mode: Assessment of Cardiac Function and Metabolism

    Published on: January 12, 2019

    Brachial Artery Catheterization in Swine09:06

    Brachial Artery Catheterization in Swine

    Published on: March 30, 2019

    Related Concept Videos

    Rheumatic Heart Disease I: Introduction01:23

    Rheumatic Heart Disease I: Introduction

    Rheumatic heart disease or RHD is a chronic condition that results from rheumatic fever, causing permanent damage to the heart valves.Etiology and Risk FactorsIt primarily arises from rheumatic fever, an inflammatory disease that can develop after untreated or inadequately treated group A streptococcal (GAS) pharyngitis. Streptococcus spreads through direct contact with oral or respiratory secretions. While the bacteria are the causative agents, factors like malnutrition, overcrowding, poor...
    Rheumatic Heart Disease II: Clinical Manifestations and Diagnostic Studies01:22

    Rheumatic Heart Disease II: Clinical Manifestations and Diagnostic Studies

    The key clinical manifestations of Rheumatic heart disease (RHD) include several distinct cardiac symptoms.Carditis, a hallmark of acute rheumatic fever, involves inflammation of the heart's endocardium, myocardium, and pericardium. Chronic RHD often results from recurrent episodes of carditis. Its symptoms include the following:Murmurs are caused by valvular damage, especially to the mitral and aortic valves. Mitral stenosis or regurgitation is common, with characteristic heart murmurs...
    Rheumatic Heart Disease III: Medical Management01:21

    Rheumatic Heart Disease III: Medical Management

    Rheumatic heart disease (RHD) management can be divided into two main strategies: prevention and long-term management.Primary PreventionPrimary prevention focuses on timely diagnosis and management of group A streptococcal pharyngitis to prevent acute rheumatic fever. The most widely used antibiotic for treating this condition is intramuscular benzathine penicillin G.Acute Rheumatic Fever TreatmentThe primary treatment goal for a patient diagnosed with acute rheumatic fever is to suppress the...
    Rheumatic Heart Disease IV: Nursing Management01:20

    Rheumatic Heart Disease IV: Nursing Management

    AssessmentA comprehensive assessment is essential in managing a patient with rheumatic heart disease (RHD). Begin with obtaining a detailed medical history, including recent streptococcal infections, a history of rheumatic fever, or previously diagnosed rheumatic heart disease. Assess the patient for symptoms such as fever, chest pain, widespread joint pain (arthralgia), tachycardia, pericardial friction rub, muffled heart sounds, heart murmurs, peripheral edema, subcutaneous nodules, and...
    Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation01:21

    Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation

    Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...