A 72-year-old woman presented to the emergency department with a myocardial infarction. She underwent coronary angiography through the radial approach. A stent was placed in the right coronary artery, and she was discharged after stabilization. 3 days later, she presented to the emergency department complaining of blue discoloration of the left toe. She complains of pain and numbness in the left toe. Physical examination shows cyanosis over the left toe, with livedo reticularis affecting the left leg. Peripheral pulses are palpable. Serum creatinine is 3.8 mg/dL (preoperatively it was 1.0 mg/dL). Histological examination of this patient's kidney would show which of the following?

Question

Quizplus · Accepted Answer

Eductional Objective: Atheroembolic disease is a complication of invasive vascular procedures, which could damage renal, gastrointestinal, neural, and skin tissues. Light microscopy would show obstructed lumen with cholesterol clefts with a needle shape within the atheromatous embolus.

A 72-Year-Old Woman Presented to the Emergency Department with a Myocardial