PMC5726678_01
Erythematous, purpuric papules with overlying erosions and crusts on the
elbow
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f1
On dermatologic examination, there were erythematous, purpuric papules, with overlying erosions or crusts on the dorsum of the hand, on the index finger, and on the left elbow and foot (Figures 1 to 3).
Erythematous, purpuric papules on the lateral aspect of the left foot
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f3
On dermatologic examination, there were erythematous, purpuric papules, with overlying erosions or crusts on the dorsum of the hand, on the index finger, and on the left elbow and foot (Figures 1 to 3).
Multiple changes of the small vessels with foci of fibrin deposition.
Leukocytoclasis. Malformed granuloma with interspersed eosinophils
(Hematoxylin & eosin, X20 and X400)
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f4
On dermatologic examination, there were erythematous, purpuric papules, with overlying erosions or crusts on the dorsum of the hand, on the index finger, and on the left elbow and foot (Figures 1 to 3).
Erythematous, purpuric papules on the dorsum of the left hand
abd-92-05-s1-0056-g02.jpg
PMC5726678_01_abd-92-05-s1-0056-g02.jpg
f2
A biopsy was taken from the patient's left foot, and the histology shown in Figure 4, showed multiple changes of small vessels with fibrin deposition and endothelial swelling, besides leukocytoclasis and malformed granulomas with multiple conglomerates of eosinophils.