Table 3: Final diagnosis of CEUS group and US group after biopsy.

CharacteristicsCEUS groupUS group

Malignant6136
 Lung squamous carcinoma2316
 Lung adenocarcinoma2513
 Small cell carcinoma63
 Metastatic carcinoma52
 Neuroendocrine carcinoma22
Benign2124
 Inflammatory pseudotumor68
 Pneumonia with consolidation76
 Tuberculosis33
 Lymphoma24
 Thymoma33

Total8260