What causes IV drug abuse (IVDA) infective endocarditis (IE)?

Updated: Jan 03, 2019
  • Author: John L Brusch, MD, FACP; Chief Editor: Michael Stuart Bronze, MD  more...
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In 75% of cases of IVDA IE, no underlying valvular abnormalities are noted, and 50% of these infections involve the tricuspid valve. [14] S aureus is the most common causative organism. Hospitalizations and associated valvular surgeries increased 12-fold between 2007 and 2017. [15]

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