Table 4.
Number of cores with targeted area, per target diagnosis
| Target lesion | Total cases |
Number of cores with targeted area per case (%) |
|||
|---|---|---|---|---|---|
| ≥1 | 1 | 2 | ≥3 | ||
| Normal TDLUs | 3611 | 275 (76.2) | 93 (25.8) | 96 (26.6) | 86 (23.8) |
| UDH | 1392 | 91 (65.5) | 31 (22.3) | 40 (28.8) | 20 (14.4) |
| ADH | 503 | 20 (40.0) | 12 (24.0) | 6 (12.0) | 2 (4.0) |
| ALH | 254 | 15 (60.0) | 6 (24.0) | 6 (24.0) | 3 (12.0) |
1
4 normal TDLUs targeted areas had 6 cores; all remaining women had 3 cores
2
11 UDH targeted areas had 6 cores; all remaining had 3 cores
3
5 ADH targeted areas had 6 cores; all remaining had 3 cores
4
3 ALH targeted areas had 6 cores; 1 ALH had 9 cores; all remaining had 3 cores
TDLUs=terminal duct lobular units, UDH=usual ductal hyperplasia, ADH=atypical ductal hyperplasia, ALH=atypical lobular hyperplasia