Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Malignant liver lesion in a patient with colorectal carcinoma and histologically proven liver metastasis. The unenhanced baseline scan shows a slightly heterogeneous liver parenchyma and one focal lesion in the left lobe of the liver (A). Phase inversion ultrasound in the late phase after contrast administration revealed a typical hypoechoic lesion, indicating malignancy (B).
