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Neodymium:YAG laser therapy for infiltrating bladder cancer
M S McPhee1, M R Arnfield, J Tulip
1Department of Surgery (Urology), Cross Cancer Institute, Edmonton, Alberta, Canada.
The Journal of Urology
|July 1, 1988
Summary
Neodymium:YAG laser irradiation offers a safe treatment alternative for select bladder cancer patients. This study found promising local recurrence control in T2 and T3a stages, with palliation in T4 cases.
Area of Science:
- Oncology
- Surgical Oncology
- Laser Medicine
Background:
- Bladder cancer presents significant treatment challenges, particularly in high-risk stages.
- Conventional treatments may have limitations or side effects for certain patient groups.
Purpose of the Study:
- To evaluate the efficacy and safety of neodymium:YAG laser irradiation for high-risk bladder cancer.
- To assess local recurrence rates and palliative effects of laser treatment in advanced bladder cancer stages.
Main Methods:
- Retrospective analysis of 32 high-risk bladder cancer patients (stages T2-T4).
- Treatment involved neodymium:YAG laser irradiation to the tumor base post-cautery resection.
- Patient follow-up ranged from 6 to 78 months.
Main Results:
- Stage T2 patients (n=12) showed no local recurrence; 4 had distant recurrences.
- Stage T3 patients (n=14) had varied outcomes: 8 with local persistence, 3 T3a patients disease-free locally, 3 with distant recurrences.
- Stage T4 patients (n=6) experienced reasonable hemorrhagic control with laser for palliation.
Conclusions:
- Neodymium:YAG laser irradiation is a safe alternative for selected bladder cancer patients.
- The treatment demonstrated potential for local control in T2 and T3a bladder cancer.
- Laser therapy provided palliative benefits, particularly hemorrhagic control, in T4 disease.