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Scleroderma-heart and conduction disturbances.

L Urai, G Veress, K Urai

    Acta Medica Academiae Scientiarum Hungaricae
    |January 1, 1978
    PubMed
    Summary
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    Early scleroderma heart disease can cause conduction problems. Ventricular conduction abnormalities increase risks for other heart rhythm issues and septal hypertrophy in scleroderma patients.

    Area of Science:

    • Cardiology
    • Rheumatology
    • Systemic Sclerosis

    Background:

    • Scleroderma (systemic sclerosis) can affect the heart, a condition known as "scleroderma heart disease."
    • Cardiac involvement in scleroderma may manifest early as disturbances in impulse formation and conduction.

    Purpose of the Study:

    • To analyze the incidence of intraventricular conduction disturbances in scleroderma patients.
    • To investigate the association between these conduction abnormalities and other cardiac rhythm disorders.
    • To examine the relationship between conduction disturbances and septal hypertrophy in scleroderma.

    Main Methods:

    • Retrospective analysis of 193 patients diagnosed with scleroderma.
    • Evaluation of various intraventricular conduction disturbances and their correlation with other arrhythmias.

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  • Follow-up for R axis deviation and assessment of septal hypertrophy in relation to conduction abnormalities.

    • Main Results:

    • Ventricular conduction abnormalities were identified as a significant risk factor for developing atrioventricular conduction disorders and abnormal impulse formation.
    • Patients with intraventricular conduction disturbances showed a higher prevalence of septal hypertrophy compared to those without these conduction issues.
    • The study analyzed the age-related incidence of these cardiac rhythm disturbances.

    Conclusions:

    • Intraventricular conduction disturbances are a key indicator of cardiac involvement in early scleroderma.
    • These abnormalities predict an increased risk of further cardiac rhythm complications, including atrioventricular conduction defects and arrhythmias.
    • Septal hypertrophy is more common in scleroderma patients experiencing intraventricular conduction disturbances.