What question did this study set out to answer?

This study aims to compare the accuracy, precision, and reliability of left ventricular mass estimates between MRI and echocardiography in hypertensive individuals.

March 1, 1995American Journal of Hypertension

Magnetic resonance imaging compared to echocardiography to assess left ventricular mass in the hypertensive patient

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Why the study?

Does magnetic resonance imaging provide more precise and reliable estimates of left ventricular mass compared to echocardiography in hypertensive patients?

Key Points

This study aims to compare the accuracy, precision, and reliability of left ventricular mass estimates between MRI and echocardiography in hypertensive individuals.
Comparative analysis of LVM using MRI and echocardiography in hypertensive patients.
Precision assessed with 34 duplicate MRI images and 24 duplicate M-mode strips.
Reliability evaluated in 22 hypertensive patients with measurements over a 2-week period.
MRI LVM estimates were within 17.5 g (95% CI) of true LVM compared to autopsy.
Precision of MRI LVM (11 g) was significantly better than ECHO (26 g).
Reliability of MRI was +/- 8 g, whereas ECHO had a variability of +/- 49 g.

Structured PICO

Does magnetic resonance imaging provide more precise and reliable estimates of left ventricular mass compared to echocardiography in hypertensive patients?

Population

Hypertensive patients (subgroups of n=4, n=17, and n=22 for various reliability and agreement assessments)

Intervention

Magnetic resonance imaging (MRI) for left ventricular mass (LVM) quantification

Comparator

Echocardiography (ECHO) for LVM quantification

Outcome

Accuracy, precision, and reliability of LVM estimatessurrogate

MRI is a more precise and reliable method than echocardiography for measuring left ventricular mass in individual hypertensive patients.

Discussion

No takes yet. Share an insight, caveat, or question.

Implication

Does not support changing LVM assessment practices in hypertension; leaves open clinical utility of MRI versus echocardiography.

Cite This Study

Bottini et al. (1995) studied this question.

synapsesocial.com/papers/69fd287418019853544904c7 https://doi.org/10.1016/0895-7061(94)00178-e

Topics

Hypertension management Echocardiography

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Magnetic resonance imaging compared to echocardiography to assess left ventricular mass in the hypertensive patient

Key Points

Structured PICO

Discussion

Implication

Cite This Study

Topics

Magnetic resonance imaging compared to echocardiography to assess left ventricular mass in the hypertensive patient

Key Points

Structured PICO

Discussion

Implication

Cite This Study

Also Consider

Topics

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