We read with interest the article by Schellhaas et al (B. Schellhaas et al. Ultraschall in Med 2016; 37: 627-634). While their study may contribute to the ongoing validation of CEUS as a non-invasive method for HCC diagnosis in at-risk patients, we take exception to their inappropriate and misleading adoption of the term "CEUS-LI-RADS". Based on good evidence (A. Sangiovan

The frequency of needle-tract implantation of HCC after percutaneous needle biopsy was higher than reported previously, and careful attention should be paid during interpretation of CT images in patients with a history of previous percutaneous biopsy.

Combination antibiotic therapy, including long-term (minimum 2-4 months) parenteral drugs, as recommended by the ATS, resulted in successful treatment outcomes in 80.5% of patients with M. abscessus lung disease in Korea.