Active core rewarming avoids bioelectrical impedance changes in postanesthetic patients

Active core rewarming avoids bioelectrical impedance changes in postanesthetic patients

BACKGROUND Postoperative hypothermia is a common cause of complications in patients who underwent laparoscopic cholecystectomy. Hypothermia is known to elicit electrophysiological, biochemical, and cellular alterations thus leading to changes in the active and passive membrane properties. These changes might influence the bioelectrical impedance (BI). Our aim was to determine whether the BI dep...

Validation of Multi-Frequency Bioelectrical Impedance Analysis in Detecting Changes in Fluid Balance of Geriatric Patients

Validation of multi-frequency bioelectrical impedance analysis in detecting changes in fluid balance of geriatric patients.

OBJECTIVES Multi-Frequency Bioelectrical Impedance Analysis (MFBIA) is a quick, simple, and inexpensive method to assess body fluid compartments. This study aimed at determining the validity of MFBIA in detecting clinically relevant changes of fluid balance in geriatric patients. DESIGN A prospective, observational study. SETTING The 22-bed Geriatric Department of the University Hospital Ni...

Bioelectrical impedance analysis revisited.

Although total limb volume measurements are used to track the progress of lymphedema and its treatment, these measurements can be confounded by changes other than fluid excess namely muscle or fat gain. Bioelectrical impedance analysis (BIA) is a technique that specifically quantifies both total body fluid and extracellular fluid in extremities. Whereas BIA has potential as a quick, inexpensive...

Nutritional assessment with bioelectrical impedance analysis in maintenance hemodialysis patients.

Protein energy malnutrition is common among persons with ESRD and contributes substantially to morbidity and mortality. The usual methods of nutritional assessment, such as anthropometry, can be misleading because of altered tissue hydration. Bioelectrical impedance analysis (BIA) has been recommended by some as a practical nutritional assessment tool but has not been validated in patients with...