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Frequency of Recurring Cytogenetic Abnormalities Detected by FISH in CLL Patients
| Frequency | Percent | |
|---|---|---|
| Normal | 15 | 25 |
| Abnormal | 47 | 75 |
| Isolated abnormalities | ||
| 13q14.3 deletion | ||
| Monoallelic | 27 | 44 |
| Biallelic | 4 | 6 |
| Monoallelic and biallelic | 8 | 13 |
| Trisomy 12 | 3 | 5 |
| 11q22 deletion | 0 | 0 |
| 17p13.1 deletion | 0 | 0 |
| Combined abnormalities | ||
| 11q22 deletion and 13q14.3 deletion | 3 | 5 |
| Trisomy 12 and 13q14.3 deletion | 1 | 2 |
| 17p13.1 deletion and 13q14.3 deletion | 1 | 2 |
