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Biomedical subjects

R Iversen-Hansen

Publications and source records attributed to R Iversen-Hansen.

4 recordsLinked to original sources

[Neurogenic bladder disturbances].

Knowledge of the neurophysiology of bladder control is growing, as better diagnostic methods are developed and because clinical interest in the field is greater and treatments are better. It is problematic that the symptoms are very few and do not provide much information about the lesions in the nervous system. We describe the bladder symptoms in most neurological diseases, and the neurophysiology of normal voiding is described. A strategy for handling neurological bladder symptoms is outlined.

Adult↗

Transurethral resection of very large prostates. A retrospective study.

Twenty-one patients with benign prostatic hypertrophy (BPH), and a weight of transurethrally resected tissue exceeding 80 g (Group 1), were compared to a control group of 30 patients with a weight of resected tissue less than 80 g (Group 2) with regard to the peri- and postoperative course and the symptomatic and urodynamic results of surgery. All patients were followed 12 months postoperatively. In both groups more than 90% of the patients were satisfied with the results of the operation. However, the obstructive symptoms were better relieved than the irritative symptoms. The group who had large resections performed had a longer operating time and a greater perioperative blood loss than the group of minor resections. No differences were found with regard to other peri- or postoperative complications or subjective results. Transurethral resection is safe and efficient in treating BPH, also with very large prostates.

Aged↗

Bladder neuropathy in lumbar disc disease.

Disturbances of bladder, function often occur in cases of sciatica due to intervertebral disc lesions, although other clinical signs of sacral root compression are absent. In 32 patients, operated upon because of lumbar disc diseases without cauda equina syndrome, micturition symptoms were registered, and bladder function was investigated. Intravesical pressure/volume relations (water cystometry) and simultaneous intravesical pressure/urinary flow relations (urodynamic examination) were recorded preoperatively together with anal sphincter surface EMG. In almost half of the patients cystometry revealed bladder hyposensibility (late first sensation), and a quarter voided mainly by straining (detrusor paresis). These findings were unrelated to the neurosurgical pathology. Pronounced micturition symptoms or abnormal preoperative urodynamic examinations indicated evaluation two months after lumbar disc operation. Two-thirds tended towards recovery, one third remained unchanged.

Adult↗