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Cardiac biomarkers are critical in diagnosing, prognosing, and managing cardiovascular diseases. Routine measurement of specific biomarkers such as B-type natriuretic peptide (BNP), C-reactive protein (CRP), and homocysteine (Hcy) is common practice in clinical settings to evaluate heart function and predict cardiovascular events.
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Cardiac biomarkers are enzymes, proteins, and hormones released into the blood when cardiac cells are injured. They are powerful tools for triaging.
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Patients with hypertrophic cardiomyopathy (HCM) and left ventricular outflow tract (LVOT) obstruction who remain symptomatic despite optimal medical therapy may undergo a septal myectomy (Morrow procedure). This procedure involves excising a portion of the hypertrophied septum below the aortic valve using a heart-lung machine to improve blood flow through the LVOT. Effective preoperative and postoperative nursing management ensures successful patient outcomes, minimizes complications, and...
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During the postoperative period, it is crucial to focus on maintaining circulation, identifying and managing potential complications, and planning for discharge.Nursing AssessmentVital signs monitoring: Regularly monitor vital signs, including blood pressure, heart rate, respiratory rate, and temperature, to detect early signs of complications such as bleeding and infection.Circulation assessment: Monitor pulses, perform Doppler assessments, and check capillary refill, color, temperature, and...
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Accurate blood pressure assessment is crucial for diagnosing and managing various health conditions. To ensure the reliability of these measurements, healthcare professionals must adhere to standardized pre-procedural guidelines. These guidelines enhance patient safety and improve the overall quality of healthcare. The following steps are essential for obtaining accurate and consistent blood pressure readings, from using the appropriate tools to ensuring effective communication with the...
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Cardiovascular Risk Assessment for Noncardiac Surgery: Are We Ready for Biomarkers?

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Area of Science:

  • Cardiology
  • Clinical Biochemistry

Background:

  • Perioperative cardiac assessment traditionally relies on clinical evaluation.
  • Cardiac biomarkers have evolved from historical assays to sophisticated molecular markers.

Purpose of the Study:

  • To critically review traditional and contemporary biomarkers for perioperative cardiovascular assessment.
  • To discuss the potential of novel biomarkers in predicting cardiovascular complications post-surgery.

Main Methods:

  • Literature review of studies on cardiac biomarkers in perioperative settings.
  • Analysis of traditional, contemporary, and emerging biomarker utility.

Main Results:

  • Traditional biomarkers (e.g., troponin) and contemporary biomarkers (e.g., natriuretic peptides) are established risk markers.
  • Emerging biomarkers (e.g., galectin-3, GDF-15) show promise but require further validation for clinical use.

Conclusions:

  • Biomarker-guided perioperative care is emerging but not yet proven to improve clinical outcomes.
  • Further research is needed to establish the clinical utility of novel biomarkers for inflammation, remodeling, and stress.