Research Article
The Expression of Snail, Galectin-3, and IGF1R in the Differential Diagnosis of Benign and Malignant Pheochromocytoma and Paraganglioma
Table 4
IGFR1 IHC expression in PPGLs.
| | Negative ( (%)) | Weakly positive ( (%)) | Intermediately positive ( (%)) | Strongly positive ( (%)) | | |
| | Benign PHEO () | 73 (76.0) | 22 (22.9) | 1 (1.1) | 0 (0) | | | | Benign PGL () | 13 (34.2) | 8 (21.1) | 6 (15.8) | 11 (28.9) | 75.693 | <0.001 | | Potentially malignant PPGL () | 12 (15.4) | 24 (30.8) | 14 (17.9) | 28 (35.9) | | | | Malignant PPGL () | 2 (14.3) | 0 (0) | 3 (21.4) | 9 (64.3) | | |
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