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Abdel-Halim et al. Vessel Plus 2022;6:8 https://dx.doi.org/10.20517/2574-1209.2021.40 Page 7 of 14
Figure 8. Facial palpable purpuric lesions in a patient with granulomatosis with polyangiitis.
Figure 9. Facial pyoderma gangrenosum similar to ulcers, a rare presentation in two cases of granulomatosis with polyangiitis (courtesy
of Dr. Luca Quartuccio, Associate Professor of Rheumatology, Department of Medicine, Udine University and Dr. Enzo Errichetti, Clinic
of Dermatology, Department of Medicine, Academic Hospital “Santa Maria della Misericordia” (ASUFC), Udine, Italy).
Other rare vasculitic cutaneous manifestations of GPA include digital or penile ulceration and gangrene [8,21] .
McKenney and Siegel described another rare example of cutaneous pathology in GPA. They presented a
[30]
case with large tender indurated subcutaneous violaceous skin lesion that was initially thought to be a
hematoma. The diagnosis was only established following a skin biopsy which revealed perivascular
infiltrates and necrotizing granulomas involving small vessels in the subcutaneous septa .
[30]
