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Urodynamic findings in Parkinson's disease
Y Berger1, J G Blaivas, E R DeLaRocha
1Department of Urology, Columbia University, College of Physicians and Surgeons, New York, New York.
The Journal of Urology
|October 1, 1987
Summary
Parkinson's disease often causes bladder issues like detrusor hyperreflexia. However, bladder outlet obstruction, including from prostate issues, is uncommon in these patients.
Area of Science:
- Neurology
- Urology
Background:
- Parkinson's disease (PD) frequently presents with persistent bladder symptoms.
- The underlying urological dysfunction in PD patients requires further elucidation.
Purpose of the Study:
- To investigate the urodynamic findings in Parkinson's disease patients with persistent bladder symptoms.
- To assess the prevalence of bladder outlet obstruction in this cohort.
Main Methods:
- Neurological and urodynamic evaluations were conducted on 29 Parkinson's disease patients (24 men, 5 women).
- Assessment included detrusor activity, external sphincter electromyography, and evaluation for prostatic obstruction.
Main Results:
- Detrusor hyperreflexia was observed in 90% of patients.
- Involuntary external sphincter activity occurred in 61%, but without causing obstruction.
- Coordinated sphincter relaxation during voluntary voiding was present in 45% of men.
- Definite prostatic obstruction was found in only 18% of men in the relevant age group.
- No bladder outlet obstruction was evident in men with prior prostatectomy.
Conclusions:
- Detrusor hyperreflexia is a common finding in Parkinson's disease patients with bladder symptoms.
- Bladder outlet obstruction, including that related to prostate issues, is not a primary cause of these symptoms in most PD patients.