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Published on: November 7, 2020
Improved physical performance after orthotopic liver transplantation
1Sports Medicine Research Unit, Bispebjerg Hospital, Copenhagen, Herlev, Denmark.
Liver Transplantation and Surgery : Official Publication of the American Association for the Study of Liver Diseases and the International Liver Transplantation Society
|July 1, 1999
Summary
Orthotopic liver transplantation (OLT) significantly improves physical fitness and strength in patients with chronic liver disease. A supervised exercise program post-transplant enhances recovery of maximal oxygen uptake, muscle strength, and functional performance within six months.
Area of Science:
- Transplantation Medicine
- Rehabilitation Science
- Exercise Physiology
Background:
- Orthotopic liver transplantation (OLT) is a vital treatment for end-stage liver disease and acute liver failure, leading to improved liver function.
- Physical capacity development following OLT has not been extensively studied.
- Pre-transplant fitness and strength are significantly reduced in patients awaiting OLT.
Purpose of the Study:
- To investigate the influence of OLT on physical fitness during the first year after transplantation.
- To assess changes in cardiorespiratory capacity, muscle strength, and functional performance post-OLT.
- To evaluate the impact of a supervised exercise program on post-OLT recovery.
Main Methods:
- Preoperative assessment of maximal oxygen uptake (VO2max), isokinetic knee strength, and functional performance (6-minute walk, transfers, squats).
- Inclusion of 38 patients (23 men, 15 women) undergoing OLT.
- Post-OLT supervised exercise program for 8-24 weeks with follow-up assessments.
Main Results:
- Significant improvements observed in VO2max (43%), knee strength (60-100%), and functional performance (22-27%) at 6 months post-OLT.
- General health perception improved, with all patients reporting excellent or good health and independence in daily activities.
- Physical activity levels increased post-OLT, with no further gains noted beyond 6 months.
Conclusions:
- OLT combined with a supervised exercise program effectively enhances physical fitness, muscle strength, and functional performance.
- The first six months post-OLT are critical for significant physical recovery.
- These findings underscore the importance of rehabilitation in optimizing outcomes for liver transplant recipients.
