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Cystoscopy: Difference between revisions
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If no tumours are visible with "normal" white light cystoscopy but the cytology is positive, one may use photodynamic diagnosis or narrow band imaging to try to detect the tumour. One can also perform a "mapping biopsy", where biopsies are taken blindly from high predilection areas. | If no tumours are visible with "normal" white light cystoscopy but the cytology is positive, one may use photodynamic diagnosis or narrow band imaging to try to detect the tumour. One can also perform a "mapping biopsy", where biopsies are taken blindly from high predilection areas. | ||
standard technique for tumour biopsy (if the entire tumour cannot be resected) is the method of Bressel: | A standard technique for tumour biopsy (if the entire tumour cannot be resected) is the method of Bressel: | ||
* 1 sample from tumour | * 1 sample from tumour | ||
* 1 sample from muscular layer of bladder | * 1 sample from muscular layer of bladder | ||
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== Transurethral resection == | == Transurethral resection == | ||
A cystoscope can also be used to perform transurethral resection of the bladder (TUR-B) or prostate (TUR-P). This is done under [[Spinal anaesthesia|spinal]] or [[general anaesthesia]]. During TUR one obtains histological samples for pathological examination. | |||
TUR-B is indicated for as a procedure which is both diagnostic and therapeutic for all stages of bladder cancer. TUR-P is indicated for severe benign prostatic hyperplasia instead of prostatectomy. It is not used for prostate cancer. | |||
<section end="urology2" /> | <section end="urology2" /> | ||
[[Category:Urology]] | [[Category:Urology]] | ||