March 1, 1973CirculationOpen Access

Electrocardiographic Evidence of Left Atrial Hypertension in Acute Myocardial Infarction

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Why the study?

Does the P terminal force in lead V1 on ECG accurately estimate left ventricular filling pressure in patients with acute myocardial infarction?

Structured PICO

Does the P terminal force in lead V1 on ECG accurately estimate left ventricular filling pressure in patients with acute myocardial infarction?

Population

30 patients with acute myocardial infarction, excluding those with a history of hypertension.

Intervention

Electrocardiographic measurement of P terminal force in lead V1 (PTF-V1)

Comparator

Invasive measurement of pulmonary artery diastolic pressure or pulmonary wedge pressure (estimated mean left atrial pressure)

Outcome

Correlation between the magnitude of the P terminal force in lead V1 and the estimated mean left atrial pressuresurrogate

Measurement of the P terminal force in lead V1 provides a reliable non-invasive estimate of left ventricular filling pressure in patients with acute myocardial infarction.

Discussion

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Implication

May support non-invasive LA pressure estimation in AMI; leaves open prospective validation before clinical use.

Cite This Study

Chandraratna et al. (1973) studied this question.

synapsesocial.com/papers/6a716f44febe604dd70a1ab8 https://doi.org/10.1161/01.cir.47.3.493

Topics

Hypertension management

View Full Paper

Ask AI

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Electrocardiographic Evidence of Left Atrial Hypertension in Acute Myocardial Infarction

Structured PICO

Discussion

Implication

Cite This Study

Topics

Electrocardiographic Evidence of Left Atrial Hypertension in Acute Myocardial Infarction

Structured PICO

Discussion

Implication

Cite This Study

Also Consider

Topics

Also Consider