Figure 4.
(A) 55-year-old patient with a right-sided PE. Effusion cytology was negative. B-TUS shows inhomogeneous lung consolidation; (B) In the CEUS images, the lung consolidation shows hypoechoic round lesions such as metastases (arrows). The final diagnosis was a malignant PE based on histologically confirmed metastatic adenocarcinoma of the oesophagus. LI = Liver. (C) 55-year-old patient with a right-sided PE. Effusion cytology was positive. B-TUS shows a polyseptated effusion; (D) CEUS shows marked enhancement of the septa. The final diagnosis was a malignant effusion due to mantle cell lymphoma with lung involvement.