Low sperm counts, low motility indices and a high number of abnormal sperm cells were found in 2/3 of 35 patients who were examined after unilateral orchiectomy for malignant germ cell tumour and before retroperitoneal surgery and/or chemotherapy/radiotherapy. Most of the patients also had slightly reduced serum testosterone levels. Cryopreservation of semen from these patients therefore appears to be of little value in most of the cases.
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Fosså et al. (1982) studied this question.
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