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Updated: Jul 9, 2026

A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis
18:11

A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis

Published on: December 28, 2012

[The effects of various factors on long-term outcomes of non-stable stenocardia]

S A Okrugin, Iu I Ziablov, A G Gurchenok

    Klinicheskaia Meditsina
    |November 28, 2007
    PubMed

    Insights

    This study observed 472 patients with unstable angina, finding that a history of myocardial infarction significantly worsens long-term prognosis. Acute myocardial infarction was the leading cause of death in this cohort.

    Area of Science:

    • Cardiology
    • Clinical Medicine
    • Public Health

    Context:

    • Observational study of 472 patients with unstable angina (2003-2004).
    • Assessed exacerbation of coronary artery disease and acute coronary pathology.
    • Investigated one-year lethality and prognostic factors.

    Purpose:

    • To evaluate the one-year prognosis of patients with unstable angina.
    • To identify significant negative prognostic factors for unstable angina.
    • To analyze the impact of previous myocardial infarction on outcomes.

    Summary:

    • One-third of patients experienced coronary artery disease exacerbation; 33 acute coronary pathologies were recorded.
    • The one-year lethality rate was 27.3%, with acute myocardial infarction being the primary cause of death.
    • Step-wise regression analysis identified prior myocardial infarction as the sole significant negative prognostic factor.

    Impact:

    • Highlights the critical role of previous myocardial infarction in unstable angina prognosis.
    • Informs clinical risk stratification and management strategies for unstable angina patients.
    • Underscores the importance of considering patient history in predicting outcomes for coronary artery disease.

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