From: How accurate is frozen section pathology compared to permanent pathology in detecting involved margins and lymph nodes in breast cancer?
Method of diagnosis
Margins (n = 1742)
Lymph nodes (n = 1702)
Frozen section
Positive
True
22
523
False
90
Total number
112
545
Negative
1610
1080
20
77
1630
1157
Permanent pathology
-
42
600
1700
1102