【单选题】A 65-year-old man with a 2-year history of angina pectoris is admitted to the hospital with excruciating substernal chest pain that is not relieved by rest or medication. Physical examination shows di...
【单选题】Yesterday, a 60-year-old man presented to the emergency department with dyspnea, diaphoresis, and crushing substernal chest pain that radiated to his neck and left arm. When asked to describe the pain...
A.
coagulative necrosis with neutrophil infiltration
B.
fibrotic tissue replacing infarcted tissue
C.
no histologic changes
D.
slight swelling of tissue and change of color
E.
young fibroblasts and new vessels growing into the infarcted tissue