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Histologic diagnoses of biopsies in US and CEUS groups
| US group (n=37 lesions) | CEUS group (n=43 lesions) | |
|---|---|---|
| Malignant | 34 | 37 |
| Malignant thymoma | 5 | 8 |
| Lymphoma | 4 | 7 |
| Sarcomas | 4 | 5 |
| Seminoma | 5 | 7 |
| Squamous cell carcinomas | 2 | 1 |
| Adenocarcinoma | 3 | 1 |
| Metastatic carcinoma | 4 | 5 |
| Germ cell tumor | 1 | 1 |
| Carcinoid tumor | 2 | 2 |
| Neuroendocrine carcinoma | 4 | 3 |
| Benign | 3 | 6 |
| Tuberculous granuloma | 1 | 1 |
| Thymoma | 2 | 4 |
| Solitary fibrous tumor | 0 | 1 |
US, conventional ultrasonography; CEUS, contrast-enhanced ultrasonography.
