Research Article
Diagnostic Differences in Expert Second-Opinion Consultation Cases at a Tertiary Sarcoma Center
Table 5
Vascular tumors with discrepancy in opinion.
| Original diagnosis | Second-opinion diagnosis |
| Malignant to malignant, 3 cases | | Poorly differentiated carcinoma | Epithelioid angiosarcoma | Poorly differentiated malignant neoplasm | Epithelioid angiosarcoma | Gastrointestinal stromal tumor | Angiosarcoma |
| Malignant to benign, 1 case | | Low-grade vascular lesion | Hemorrhage with hemangioma |
| Malignant to intermediate, 1 case | | Metastasis of adenocarcinoma | Epithelioid hemangioendothelioma |
| Benign to benign, 2 cases | | Myofibroma | Hemangioma | Angiolipomatous tumor | Hemangioma |
| Benign to malignant, 1 case | | Epithelioid hemangioma | Low-grade angiosarcoma | Intermediate to benign, 2 cases | |
| Kaposiform hemangioendothelioma | Hemangioma | Atypical vascularised tumor of unknown malignant potential | Vascular proliferation and sclerosis |
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