Difficulty: Medium
Average Score: 81%
Full-length
A 57-year-old male with a history of vasculitis has purple discolorations on his legs, each approximately 0.3 cm to 1 cm in size. He asks the nurse what these discolorations are called, and the nurse correctly calls them
Correct answer
B
Rationale
Purpura are purple discolorations 0.3-1 cm, often seen in vasculitis due to small vessel bleeding. Petechiae are smaller (<0.3 cm), and ecchymosis is larger (>1 cm).