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Neurologic complications after heart transplantation
Suzana M F Malheiros1, Dirceu R Almeida, Ayrton R Massaro
1Department of Neurology, Escola Paulista de Medicina, Universidade Federal de São Paulo, São Paulo, SP, Brazil. suzana@sun-nepi.epm.br
Arquivos De Neuro-Psiquiatria
|June 18, 2002
Summary
Neurologic complications are common after heart transplantation but rarely lead to lasting disability or death. Most issues stem from immunosuppression, with few central nervous system infections or strokes observed.
Area of Science:
- Cardiology
- Neurology
- Transplantation Medicine
Background:
- Neurologic complications represent a significant source of morbidity and mortality in orthotopic heart transplantation.
- Understanding the frequency and outcomes of these complications is crucial for patient management.
Purpose of the Study:
- To identify the frequency and outcomes of neurologic complications following heart transplantation.
- To analyze the causes and impact of neurologic events in heart transplant recipients.
Main Methods:
- A prospective observational study was conducted from September 1993 to September 1999.
- Patients undergoing heart transplantation were evaluated by a neurologist pre- and post-transplant.
- Neurologic events were systematically recorded and analyzed.
Main Results:
- Out of 62 transplanted patients, 19 (31%) experienced neurologic complications.
- Common complications included tremor, headache, encephalopathy, seizures, and peripheral neuropathy.
- Spinal cord compression occurred in two patients; no symptomatic postoperative stroke was observed.
Conclusions:
- Neurologic complications are frequent after heart transplantation but seldom result in persistent disability or death.
- Immunosuppression was the most common cause, while central nervous system infections were rare.
- The low incidence of stroke may be linked to a lower frequency of ischemic cardiomyopathy in this cohort.