A clinical observation was made on 25 patients of cryptorchism who had been admitted to the Department of Urology, National Seoul Hospital during the 3 years period from January, 1979 to December, 1981.
The following results were obtained:
1. The most frequent age group was seen at over 15 and average age was 11.2 years which means too late for requiring adequate treatment.
2. Orchiopexy was performed on 28 testis (84.9%), 4 cases were performed the orchiectomy because of atrophy or impossible placement to scrotum and histopathology revealed atrophic change, in all removed testes. 3 cases among them were proved to oligo-azoospermia by semen analysis.
3. The bilateral cryptorchisms were observed in 8 cases (32%)and inguinal type in 20 (60.6%), prepubic type in 6 (18.2%), intra-abdominal type in 4 (12.1%)and superficial inguinal type in 2 (6.1%) (12 cases in right and 5 cases in left).
4. Associated anomalies and complications were found in 11 cases (44%)and the most common anomalies were hernia, which was found in 4 cases (15.2%).
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