Clinical Case Discussion: Mycotic Aortic Aneurysm and Psoas Abscess as a Complication of Bacillus Calmette-Guérin Instillations.

After an infectious complication caused by bacillus Calmette-Guérin (BCG), consider a dose reduction. Treatment of a mycotic aneurysm with an endostent seems safe; however, continuation of BCG after mycotic aneurysm treatment is not advised.