Table 3.
CEUS perfusion patterns of pulmonary metastases in contrast to other lung pathologies.
| Underlying Disease | Pulmonary Metastases | Central Lung Cancer | Peripheral Lung Cancer | Lung Lymphoma |
Obstructive Atelectasis | Acute Pneumonia |
Granulomatous Disease | Organized Pneumonia |
|---|---|---|---|---|---|---|---|---|
| Author | Present study | Safai Zadeh et al. [53] | Findeisen et al. [54] | Trenker et al. [55] |
Safai Zadeh et al. [53] | Linde et al. [31] |
Safai Zadeh et al. [39] | Safai Zadeh et al. [39] |
| No. of cases | 54 | 48 | 89 | 6 | 54 | 50 | 10 | 38 |
| Year | 2024 | 2024 | 2019 | 2018 | 2024 | 2012 | 2021 | 2021 |
| Pattern of enhancement on CEUS | ||||||||
| TE: PA BA |
7.4% 92.6% |
10.4% 89.6% |
28.1% 71.9% |
83.3% 16.7% |
85.2% 14.8% |
92.0% 8.0% |
0% 100% |
28.9% 71.1% |
| EE: Marked Reduced |
68.5% 31.5% |
8.3% 91.7% |
59.5% 40.5% |
100% 0.0% |
n.a. | 74.0% 26.0% |
0% 100% |
76.3% 23.7% |
| HE: Hom Inhom |
51.86% 48.14% |
91.7% 8.3% |
23.6% 76.4% |
66.7% 33.3% |
72.2% 27.8% |
78.0% 22.0% |
0% 100% |
18.4% 81.6% |
| DE: Rapid Late |
98.1% 1.9% |
79.2% 20.8% |
n.a. | 50.0% 50.0% |
27.8% 72.2% |
n.a. | 100% 0% |
50.0% 50.0% |
BA: bronchial arterial; CEUS: contrast-enhanced ultrasound; DE: decrease in enhancement; EE: extent of enhancement; HE: homogeneity of enhancement; Hom: homogeneous; Inhom: inhomogeneous; n.a.: not analyzed; PA: pulmonary arterial; OE: order of enhancement; TE: time to enhancement.