leukocytoclastic vasculitis

Skin Lesions -Friday Pop Quiz 5/3/2024
Which of the following cells is most responsible for producing the pictured skin lesions? A. Macrophages B. Lymphocytes C. Mast cells D. Neutrophils E. Eosinophils To find out the correct answer and read the explanation, click here. Adam Smith’s famous book, The Wealth of Nations, published in Great Britain in 1776, distinguished between the outputs of what he termed "produc …
Reactive Dermal Infiltrates – Friday Pop Quiz 01/29
A pregnant 33-year-old female presents with the shown painful lesions that appeared abruptly one week ago. She additionally has been febrile to 38.3C with malaise and headaches. What do you expect to find on biopsy of a representative lesion? A. Perivascular neutrophils with fibrinoid necrosis and RBC extravasation B. Apoptotic individual keratinocytes with intracellular spongiosis …