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Unstable angina pectoris. Experience with an acute revascularization program.

F Riddervold1, O A Smiseth, K Forfang

  • 1Medical Department B, National Hospital of Norway (Rikshospitalet), University of Oslo.

Acta Medica Scandinavica
|January 1, 1988
PubMed
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This study evaluated an acute revascularization program for unstable angina pectoris. The program demonstrated positive outcomes, with a high survival rate and significant symptom relief in patients undergoing revascularization procedures.

Area of Science:

  • Cardiology
  • Vascular Surgery

Background:

  • Unstable angina pectoris (UAP) requires prompt intervention to prevent adverse cardiac events.
  • Acute revascularization strategies aim to restore blood flow in patients with critical coronary artery stenosis.

Purpose of the Study:

  • To present the outcomes of a one-year acute revascularization program for UAP.
  • To evaluate the efficacy and safety of coronary artery bypass grafting (CABG) and percutaneous transluminal angioplasty (PTCA) in this patient cohort.

Main Methods:

  • Retrospective analysis of 63 patients with UAP admitted over one year.
  • Coronary angiography to assess coronary artery stenosis.
  • Surgical (CABG) or interventional (PTCA) revascularization for eligible patients.

Main Results:

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  • 61 out of 63 patients had significant coronary artery stenosis.
  • Revascularization was performed in 48 patients (39 CABG, 9 PTCA).
  • Perioperative complications included 2 myocardial infarctions and 1 hospital death. 13 patients were ineligible for revascularization.
  • At 14-26 months follow-up, 95% of patients were alive. Among revascularized patients, 65% were angina-free, and 13% had minor symptoms.

Conclusions:

  • Acute revascularization for UAP is associated with favorable long-term survival.
  • A significant majority of patients undergoing revascularization experienced substantial relief from angina symptoms.
  • The program demonstrates the effectiveness of timely intervention for unstable angina pectoris.