نتایج جستجو برای: pigmented purpuric dermatoses
تعداد نتایج: 10267 فیلتر نتایج به سال:
Schamberg disease, also known as Schamberg purpura or progressive pigmentary purpura, is characterized by orange-brown or reddish-brown macules/patches with overlaying purpuric spots simulating “cayenne pepper”. We report a 54-year-old Chinese woman with Schamberg disease presenting with purpuric macules and patches of varying sizes on the ankles, legs, and knees. The lesions were nonblanchable...
The rRNA gene restriction patterns of 92 isolates of Haemophilus influenzae biogroup aegyptius, associated with conjunctivitis or Brazilian purpuric fever in the State of São Paulo, Brazil, were studied with 16 + 23S rRNA from Escherichia coli as a probe. All strains were classified into 15 patterns. Isolates from Brazilian purpuric fever cases were seen only in patterns 3 (most frequently) and...
Diffuse dermal angiomatosis (DDA) is a benign, acquired, reactive vascular proliferation. DDA is clinically characterized by painful purpuric plaque with central ulceration. The histopathologic hallmark is diffuse proliferation of endothelial cells that are arranged interstitially between collagen bundles of the reticular dermis. DDA has been reported in association with peripheral atherosclero...
An 8-month-old girl presented with fever, rash, and diarrhea. Physical examination revealed multiple well-circumscribed, brownish-black, purpuric-like rashes on the face, arms, and legs with cervical and suboccipital lymphadenopathy. Laboratory findings showed mild anemia with thrombocytopenia and positive polymerase chain reaction for parvovirus 819 DNA in the serum. The patient recovered unev...
A 36-year-old woman presented at our clinic with symmetrical, tender, palpable purpuric lesions on her lower legs and buttocks after restarting PTU therapy for relapsing Graves' disease. PTU-induced vasculitis was diagnosed with remarkable ANCA anti-MPO and anti-PR3 antibody positivity. The purpuric skin lesions resolved immediately after discontinuation of the drug and the ANCA titres lowered....
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