Table 1 Mean testicular biopsy score (MTBS) classifcation
Score | Description |
|---|---|
1 | No cells in tubular section |
2 | No germ cells but Sertoli cells are present |
3 | Spermatogonia are the only germ cells present |
4 | Only few spermatocytes and no spermatids or spermatozoa present |
5 | No spermatozoa,no spermatids but several or many spermatocytes present |
6 | No spermatozoa and only few spermatids present |
7 | No spermatozoa but many spermatids present |
8 | Only few spermatozoa present in section |
9 | Many spermatozoa present but germinal epithelium disorganized with marked sloughing or obliteration of lumen |
10 | Complete spermatogenesis with many spermatozoa. Germinalepithelium organized in a regular thickness leaving an open lumen |