A physician has diagnosed a patient with purpura.After leaving the room, a nursing student asks the nurse what the physician saw that led to that diagnosis.The nurse replies, "The physician is referring to the:

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Purpura is a confluent and extensive patch of petechiae and ecchymoses [small and large areas of bleeding from broken blood vessels under the skin] and a flat macular hemorrhage observed in generalized disorders, such as thrombocytopenia and scurvy.The blue dilation of blood vessels in a star-shaped linear pattern on the legs indicates a venous lake.The fiery red, star-shaped marking on the cheek that has a solid circular centre indicates a spider or star angioma.The tiny areas of hemorrhage that are less than 2 mm, round, discrete, and dark red in colour indicate petechiae.

A Physician Has Diagnosed a Patient with Purpura