Insertion of central venous catheters (CVCs): any changes in the past 10 years?

We read with great interest the article ‘Central venous access in oncology: ESMO Clinical Practice Guidelines’ by Sousa et al. [1] and congratulate the Authors for the excellent work done. A key point—clearly recognized by the authors in their Introduction— is that some of contained recommendations are based on guidelines and randomized trials (RCTs) which may lack specificity for cancer patients. Nevertheless, evidence provided in non-oncology settings should be carefully analyzed. We would like to point out this aspect, and give a contribution to a possible re-evaluation of some conclusions, in the