Table 4 Divisions and child nodes of error reasons
Division | First-level child node | Second-level child nodea | Numbers |
|---|---|---|---|
High-frequency | Low-quality slide | weak staining, ice crystal, curl, fold | 5 |
Normal structure | medullary cord, lymphoid follicles, fiber, histiocyte, nerve | 25 | |
Micrometastasis | micrometastasis | 12 | |
Special growth pattern | mixed growth of tumor cells with normal cells, tumor cells are similar in size to lymphocytes | 8 | |
Low-frequency | Low-quality slide | Curl, loose tissue, weak staining, lipid vacuolation, ice crystal, low-quality section, blade line, balsam overflow, uneven thickness, poor clearing | 19 |
Normal structure | Fiber, medullary cord, lymphoid follicles, histiocyte, lymphocyte, vessel | 37 | |
Reactive hyperplasia | lymphedema | 1 | |
Micrometastasis | Poor model, micrometastasis | 14 | |
Special growth pattern | mixed growth of tumor cells with normal cells; tumor cells are similar in size to lymphocytes | 6 |