Detection of liver metastases using a high spatial resolution ultrasound contrast mode: Detection of small liver metastases in different primary malignancies

Purpose: Retrospective evaluation of the size distribution of liver metastases of different primaries by analyzing digitally stored CEUS loops of the liver in a two center study. Material and methods: 173 patients with 231 CEUS examinations were enrolled. US exam prior and after CA SonoVue bolus injection in patients with metastatic liver disease. CEUS technique: pulse Inversion (LOGIQ E9, GE Healthcare). Patients were referred for CEUS examination with the intention to treat, for staging/restaging purpose after chemotherapy or liver resection. CEUS examinations were stored digitally (arterial phase, standardize…