PMC65680_01
Numerous lesions of palpable purpura on the legs.
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F1
Examination revealed crops of non tender palpable purpura on the legs, 1 to 3 mm in diameter (Fig 1).
Leucocytoclastic vasculitis in the upper and mid-dermis. Asterisk marks the area of higher magnification (Fig 2b).
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F2
Biopsy of a skin lesion showed leukocytoclastic vasculitis (Fig 2 and Fig 3) with intravascular fibrin thrombi.
Leucocytoclastic vasculitis. Fibrin thrombi (large arrow) in the lumen of the vessel featuring a destroyed wall. Note the nuclear dust in a perivascular arrangement (small arrows).
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F3
Biopsy of a skin lesion showed leukocytoclastic vasculitis (Fig 2 and Fig 3) with intravascular fibrin thrombi.
Placenta. Regular morphology of the placenta tissue without evidence of an inflammatory process.
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F4
Histologic examination of the placenta and the navel string showed no vasculitis or infarction (Fig 4).