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The murmur of double-chambered right ventricle: phonocardiographic evaluation

E T el Tohami, R Hajar, G M Folger

    Clinical Cardiology
    |June 1, 1987
    PubMed

    Insights

    Double-chambered right ventricle is characterized by a specific holosystolic ejection murmur. This phonocardiographic finding is consistent across varying degrees of physiological impairment and associated cardiac conditions.

    Area of Science:

    • Cardiology
    • Pediatric Cardiology
    • Cardiac Auscultation

    Background:

    • Double-chambered right ventricle (DRCV) is a rare congenital heart defect.
    • Accurate diagnosis is crucial for appropriate management and improved patient outcomes.
    • Phonocardiography can provide valuable diagnostic information in congenital heart disease.

    Purpose of the Study:

    • To investigate the phonocardiographic characteristics of patients with double-chambered right ventricle.
    • To determine if a specific murmur pattern is associated with DRCV.
    • To assess the utility of phonocardiography in diagnosing DRCV.

    Main Methods:

    • Phonocardiographic evaluation was performed on thirteen patients diagnosed with double-chambered right ventricle.
    • Murmur characteristics, including timing, shape, and intensity, were analyzed.
    • Patients' physiological status and presence of associated cardiac abnormalities were considered.

    Main Results:

    • All thirteen patients exhibited a holosystolic ejection-type murmur.
    • The murmur's acoustic appearance remained consistent regardless of the severity of physiological derangement.
    • This characteristic murmur was observed irrespective of coexisting cardiac anomalies.

    Conclusions:

    • A holosystolic ejection-type murmur is a consistent phonocardiographic finding in double-chambered right ventricle.
    • This murmur is likely caused by the obstructive elements within the ventricle.
    • Phonocardiography may serve as a valuable diagnostic tool for identifying double-chambered right ventricle.

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