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Understanding postoperative fatigue.

E A Rose, T C King

Surgery, Gynecology & Obstetrics

|July 1, 1978

Summary

This summary is machine-generated.

Postoperative fatigue is common, with surgical procedures impairing central nervous, cardiovascular, and muscular system performance. Further research into exercise therapy could mitigate these physiological deficits.

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Area of Science:

Physiology
Postoperative Care
Exercise Science

Background:

Postoperative fatigue is a well-documented clinical syndrome.
Limited research exists on the impact of surgery on central nervous, cardiovascular, respiratory, and muscular system performance.
Impairments in perception and psychomotor skills are known consequences of caloric restriction, bedrest, sedation, and sleep deprivation, suggesting similar deficits post-surgery.

Purpose of the Study:

To investigate the physiological performance characteristics of key body systems following surgical procedures.
To explore potential therapeutic interventions for mitigating postoperative fatigue and performance deficits.

Main Methods:

Descriptive analysis of physiological performance in the postoperative state.

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Review of existing literature on the effects of caloric restriction, bedrest, and starvation on physiological systems.

Consideration of exercise interventions for immobilized patients.

Main Results:

Maximal oxygen uptake decreases after simple elective surgery.
Heart rate adaptability to submaximal workloads is impaired postoperatively.
Caloric restriction and bedrest impair maximal muscular force of contraction, suggesting potential postoperative effects that require study.

Conclusions:

A comprehensive understanding of postoperative physiological performance requires further investigation.
Descriptive data on postoperative physiological function can guide the objective evaluation of therapies like nutritional supplementation and pharmacologic interventions.
Controlled exercise therapy, particularly in a supine position, may reduce maximal aerobic power impairment in immobilized patients, suggesting its potential value postoperatively.