1. A Klinefelter syndrome typically shows the following physical characteristics.

2. Klinefelter syndrome is still the most common chromosomal disease, balanced translocation accounts for largest proportion of autosomal abnormality.

3. Conclusion Klinefelter′s syndrome with normal testosterone level in a patient with congenital heart disease can provide some new information for its recognition and accurate diagnosis.

4. Methods:The clinical information of 9 cases of Klinefelter s Syndrome summarized and studied in our hospital.

5. A person with Klinefelter syndrome typically shows the following physical characteristics.

6. Cases of 18 trisomy, 21 trisomy and Klinefelter Syndrome were diagnosed respectively using the established technique in our lab.

7. Klinefelter says there's plenty of pent-up demand in the teen sector.

8. "Once the dominant new fashion trend emerges, teens will rush back out to the stores, " says Klinefelter.

9. Objective : To study the clinical characteristics,(Sentence dictionary) diagnosis and treatment of Klinefelter s syndrome.

10. There was an important significance for early diagnosis of Klinefelter syndrome, examination of X-chromatin on oral epithelial cell of patients. It was necessary to generally examine male neonate.

11. "Teens definitely have much greater awareness of what's going on around them now than they did eight years ago, " says Klinefelter.

12. Objective To investigate the correlation between testicular volume and sex hormone and the pathogenesis of male sterility in Klinefelter syndrome.