Key result
Direct measurement of left heart pressures usually requires puncture of a cardiac chamber and carries a considerably greater risk than right heart catheterization.
Design
Review
Authors
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Supports cautious preference for indirect methods to minimize risk; leaves open safer direct techniques for precise assessment.
Direct measurement of left heart pressures via cardiac chamber puncture carries a higher risk than right heart catheterization.
Hamer et al. (1961) conducted a review in Lesions of the left side of the heart. Direct measurement of left heart pressures vs. Right heart catheterization was evaluated. Direct measurement of left heart pressures usually requires puncture of a cardiac chamber and carries a considerably greater risk than right heart catheterization.
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