Single focal hepatic lesion in patient with colorectal cancer: what imaging is better?

Purpose: To evaluate the relative roles of ultrasound (US) and helical computed tomography (CT) in the definition of nature of single focal hepatic lesions in patients with colorectal cancer. Materials and Methods: Forty-nine patients with colorectal cancer who had solitary focal hepatic lesions were included. All patients were examined by US and CT. Thirty-six patients had follow-up proof of malignant or benign burden, fourteen patients underwent PET, twelve patients underwent intraoperative biopsy. Results: Typical for metastases focal lesions with „halo“ were founded in 22 patients by US. These lesions were a…