PMC7516710_01
Histopathological findings from synovial tissue (a) and cutaneous tissue (b). The pathological specimens, which were stained with hematoxylin and eosin, display fibrinoid necrosis and luminal occlusion in the arteries as well as inflammatory cell infiltration (scale bar = 100 mum).
CRIRH2020-8897358.001.jpg
PMC7516710_02_CRIRH2020-8897358.001.jpg
fig1
A skin biopsy was performed from the eruption on the lower leg, and the histology demonstrated fibrinoid necrosis and luminal occlusion in the vessels as well as inflammatory cell infiltration in the deep dermis (Figure 1(b)), leading to the diagnosis of PAN.
PMC7516710_02
Histopathological findings from synovial tissue (a) and cutaneous tissue (b). The pathological specimens, which were stained with hematoxylin and eosin, display fibrinoid necrosis and luminal occlusion in the arteries as well as inflammatory cell infiltration (scale bar = 100 mum).
CRIRH2020-8897358.001.jpg
PMC7516710_02_CRIRH2020-8897358.001.jpg
fig1
A skin biopsy was performed from the eruption on the lower leg, and the histology demonstrated fibrinoid necrosis and luminal occlusion in the vessels as well as inflammatory cell infiltration in the deep dermis (Figure 1(b)), leading to the diagnosis of PAN.