Case 1, image 1: This 56-year-old woman died as a result of complications of bacterial endocarditis. She had a previous history of intravenous drug abuse. At autopsy, there were no injuries. There was evidence of chronic bacterial endocarditis with septic emboli to the brain, spleen, and heart.
Case 1, image 2: A heavy neutrophilic infiltrate.
Case 1, image 3: Vessels distended by septic emboli with necrosis of myocytes.