Fourteen cases of Klinefelter`s syndromes were clinically investigated in a year of 1976 in Dept. of Urology, Seoul National University Hospital. Cases are summarized as follows:
1. An average age of patients is 24 ranging from 19 to 35.
2. Three cases out of the 14 were married and came for sterility tests.
3. Gynecomastias were positive in 7 cases. Most of the cases showed female type of pubic hairs.
4. An average height was 170cm, an average span, 172.6cm. and an average length of leg (symphysis to floor), 96.4cm.
5. Semen analysis revealed azoospermias in all patients.
6. Histological findings of testis were thickened basement membrane, peritubular fibrosis, and markedly proliferated Leydig cells in most of the patients.
7. Chromatin was positive in all patients, and chromosome was 47(XXY) in all patients.
8. These patients were treated with testosterone and psychotherapy.
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