What question did this study set out to answer?

To evaluate hemodynamic profiles and classify altered cardiac function in patients with acute myocardial infarction for tailored clinical management and prognostic assessment.

January 1, 1981Japanese Circulation Journal-english EditionOpen Access

Hemodynamic profile in acute myocardial infarction.

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Population

50 patients with acute myocardial infarction

Design

Case_series

Authors

EMEiji MurakamiKeio University SMShinobu MatsuiKanazawa University

Discussion

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Implication

Hemodynamic profiling using pulmonary arterial end-diastolic pressure and mean right atrial pressure in acute myocardial infarction helps classify clinical severity and evaluate right ventricular function.

Key Points

To evaluate hemodynamic profiles and classify altered cardiac function in patients with acute myocardial infarction for tailored clinical management and prognostic assessment.
Assessed hemodynamic and clinical parameters in 50 patients presenting with acute myocardial infarction.
Analyzed left ventricular function curves, stroke volume index, vascular resistance, and hemodynamic responses following nifedipine administration.
Categorized clinical subsets—including congestive heart failure, cardiogenic shock, septic shock, and right ventricular infarction—using PAEDP and MRAP thresholds.
Left ventricular function curves demonstrated a plateau at PAEDP of 17 to 19 mmHg, with a negative correlation between stroke volume index and total peripheral vascular resistance.
Administration of nifedipine significantly reduced mean arterial blood pressure, total peripheral vascular resistance, and PAEDP, while markedly increasing cardiac index.
Congestive heart failure was associated with PAEDP > 18 mmHg in 16 of 17 patients, while disproportionately elevated MRAP relative to PAEDP identified 4 patients with right ventricular infarction.

Structured PICO

Population

50 patients with acute myocardial infarction

Intervention

Hemodynamic and clinical evaluation (including response to nifedipine)

Outcome

Hemodynamic profile (PAEDP, CI, LVSWI, TPRI, MABP, MRAP) and its correlation with clinical statesurrogate

Cite This Study

Murakami et al. (1981) studied this question.

synapsesocial.com/papers/6a7f04fd21eb47f0c49b27ef https://doi.org/10.1253/jcj.45.569

Topics

Heart failure HFrEF treatment

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Hemodynamic profile in acute myocardial infarction.

Discussion

Member takes

Implication

Key Points

Structured PICO

Cite This Study

Topics

Hemodynamic profile in acute myocardial infarction.

Discussion

Member takes

Implication

Key Points

Structured PICO

Cite This Study

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Topics

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