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Updated: May 15, 2026

Measurement of Tissue Oxygenation Using Near-Infrared Spectroscopy in Patients Undergoing Hemodialysis

Measurement of Tissue Oxygenation Using Near-Infrared Spectroscopy in Patients Undergoing Hemodialysis

Published on: October 2, 2020

[Association between cardiac function and intradialytic hypotension].

Wen-ling Ye¹, Li-gang Fang, Jie Ma

¹Department of Nephrology, PUMC Hospital, CAMS and PUMC, Beijing, China.

Zhongguo Yi Xue Ke Xue Yuan Xue Bao. Acta Academiae Medicinae Sinicae

|January 5, 2013

Summary

This summary is machine-generated.

Intradialytic hypotension (IDH) is common in hemodialysis patients. Clinical cardiac function, not echocardiographic measures of systolic or diastolic dysfunction, independently predicts IDH risk.

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Echocardiographic Assessment Using Subxiphoid-Only Examination for Hypotensive Patients

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Published on: April 18, 2025

Area of Science:

Cardiology
Nephrology
Clinical Medicine

Context:

Intradialytic hypotension (IDH) is a frequent complication in patients undergoing maintenance hemodialysis.
Understanding factors predicting IDH is crucial for patient management and improving outcomes.

Purpose:

This study prospectively investigated the association between left ventricular systolic and diastolic function and the occurrence of IDH.
The research aimed to identify predictors of IDH in hemodialysis patients.

Summary:

A prospective study included 115 hemodialysis patients, divided into IDH (n=29) and control (n=86) groups.
Echocardiograms assessed cardiac function post-hemodialysis. Results indicated lower stroke volume and cardiac output in the IDH group, but no significant differences in systolic or diastolic function parameters.
Multivariate analysis revealed that New York Heart Association (NYHA) cardiac function classification was an independent predictor of IDH, with a 1.134-fold increased risk per NYHA grade.

Impact:

The findings suggest that clinical assessment of cardiac function (NYHA classification) is more predictive of IDH than specific echocardiographic measures of left ventricular systolic or diastolic function evaluated the day after dialysis.
This highlights the importance of considering overall clinical cardiac status in predicting and managing IDH in hemodialysis patients.