Clinical Study
Adrenal Incidentalomas: Should We Operate on Small Tumors in the Era of Laparoscopy?
Table 2
Histological types of removed lesions.
| Histological type | | Group 1 | | Group 2 | | value |
| Benign | Cortical adenoma | 50 (91%) | 42 (76.4%) | 68 (88.3%) | 43 (55.8%) | 0.72 | Adrenal cyst | 3 (5.4%) | 12 (15.6%) | Angiomyolipoma | 2 (3.6%) | 9 (11.7%) | Cavernous haemangioma | 1 (1.8%) | 0 (0%) | Schwannoma | 1 (1.8%) | 2 (2.6%) | Ganglioneuroma | 1 (1.8%) | 2 (2.6%) |
| Potentially malignant | Pheochromocytoma | 4 (7.2%) | 2 (3.6%) | 3 (3.9%) | 3 (3.9%) | 0.39 | Oncocytic adrenal adenoma | 2 (3.6%) | 0 (0%) |
| Malignant | Adrenal cortex cancer | 1 (1.8%) | 1 (1.8%) | 6 (7.8%) | 5 (6.5%) | 0.13 | Primary neuroectodermal tumor | 0 (0%) | 1 (1.3%) |
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