Marschall J, et al.  Strategies to prevent central line-associated bloodstream infections in acute care hospitals.  Infect Control Hosp Epidemiol. 2008;29(Suppl 1):S22-S30.

For nontunneled CVCs in adults

Transparent dressings:  change and disinfect site with chlorhexidine‐based antiseptic every 5‐7 days or more frequently for soiled, loose, or damp dressing

Gauze dressings:  Change every 2 days or more frequently for soiled, loose, or damp dressing

Evidence for this practice came from ≥ 1 properly randomized, controlled trial and evidence considered to be good to support a recommendation for use from the Society for Healthcare Epidemiology of America.

Detailed instructions for changing a dressing are found within the following review article.

Macklin D. Catheter management. Semin Oncol Nurs. 2010;26(2):113-120.

Reviewed and updated 4/11/2014 ldt