“…Endocarditis secondary to CVC in immunocompetent children with haemophilia A is a rare complication, with only a few cases published to date. [5][6][7] Staphylococcus aureus seems to be the predominant causative factor of right-side endocarditis not only in the general population but also in children with haemophilia. [5][6][7][8] The contamination of the port's line with microbial flora and low adherence to sterile techniques of catheter care principles are known contributing factors.…”