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[Spontaneous development of obstructive myocardiopathies]
Archives Des Maladies Du Coeur Et Des Vaisseaux
|October 1, 1976
Summary
Obstructive cardiomyopathy has a serious natural history, with nearly half of patients dying around age 40. Early symptom onset significantly worsens prognosis, highlighting challenges in predicting outcomes for this condition.
Area of Science:
- Cardiology
- Internal Medicine
Context:
- Obstructive cardiomyopathy is a serious cardiac condition.
- Long-term outcomes without surgical intervention are not well-defined.
Purpose:
- To investigate the natural history and long-term prognosis of obstructive cardiomyopathy.
- To identify factors influencing survival in patients with obstructive cardiomyopathy.
Summary:
- This study followed 49 patients with obstructive cardiomyopathy for over 5 years. Nearly 40% died, with familial types and early symptom onset (average age 15.9) indicating a poorer prognosis.
- No initial diagnostic factors differentiated between survivors and those who died, underscoring the difficulty in predicting outcomes.
- Death occurred even in medically improved patients, emphasizing the condition's severity.
Impact:
- Confirms the grave prognosis of obstructive cardiomyopathy, particularly familial types and those with early onset.
- Highlights the challenges in predicting survival and the need for further research into prognostic indicators.