Pigmented progressive purpuric dermatosishttps://en.wikipedia.org/wiki/Pigmented_purpuric_dermatosis
Pigmented progressive purpuric dermatosis refere a yon kondisyon po ki pa grate ki karakterize pa eripsyon po purpurik. Gwosè blesi yo soti ant 0.3 ak 1 cm epi yo pi souvan parèt sou ekstremite ki pi ba yo. Koutizon (kortizon) pral ede diminye gratèl la epi amelyore dekolorasyon po a. Pigmented progressive purpuric dermatosis pa lakòz okenn lòt sentòm apa dekolorasyon po a. Blesi yo pi souvan sou branch ki pi ba yo, men yo ka parèt nenpòt kote sou kò a, tankou men, bra, tò, e menm kou a.

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  • Schamberg disease ― yon gason 26 an ki gen yon plak pigmantasyon san sentòm ak telangiectasia sou janm li.
    References Pigmented Purpuric Dermatoses: A Complete Narrative Review 34070260 
    NIH
    Pigmented purpuric dermatoses (PPD) se yon gwoup kondisyon po ki make pa ti zòn ki senyen anba po a akoz enflamasyon kapilè. PPD anjeneralman kòmanse kòm tach wouj ak koulè violèt ki pita vire lò‑mawon lè emosiderin la reabsòbe.
    Pigmented purpuric dermatoses (PPD) include several skin diseases characterized by multiple petechial hemorrhage as consequence of capillaritis. PPD generally present with red to purple macules that progressively evolve to golden-brown color as the hemosiderin is reabsorbed.
     Schamberg Disease 32809367 
    NIH
    Schamberg disease se yon kalite pigmented purpuric dermatoses (PPDs) ki pi komen, ki se yon kondisyon po kwonik ki karakterize pa ti tach wouj oswa koulè violèt, ak ogmante koloryaj po (tach mawon, wouj oswa jòn). PPD yo klase an senk kalite: Schamberg's purpura, Majocchi purpura, lichen aureus, Gougerot‑Blum purpura, eczematoid‑like purpura of Doucas and Kapetanakis. Schamberg disease (SD) yo konnen tou kòm progressive pigmentary dermatosis of Schamberg, purpura pigmentosa progressiva, Schamberg's purpura. Li sitou afekte gason epi tipikman parèt sou janm ki pi ba yo, men li ka rive tou sou kwis, bounda, kòf, oswa bra.
    Schamberg disease represents the most common type of pigmented purpuric dermatoses (PPDs), a chronic, benign, cutaneous eruptions characterized by petechiae, purpura, and increased skin pigmentation (brown, red, or yellow patchy). The PPDs are grouped into five clinical entities: Schamberg's purpura, Majocchi purpura, lichen aureus, Gougerot-Blum purpura and, eczematoid-like purpura of Doucas and Kapetanakis. Schamber disease (SD) has also been called: progressive pigmentary dermatosis of Schamberg, purpura pigmentosa progressive and, Schamberg's purpura. It is commonly seen in males and mainly affects the tibial regions, and could involve thighs, buttocks, trunk, or upper extremities.
     Characteristics and Clinical Manifestations of Pigmented Purpuric Dermatosis 26273156 
    NIH
    Enfòmasyon sou 113 pasyan ki gen PPD te analize, ki gen ladan 38 ki te sibi byopsi po pou etid sa a. Kalite klinik ki pi komen an te maladi Schamberg (60.5%). Lòt kondisyon ki te asosye ak PPD yo te tansyon wo (15.8%), dyabèt (10.5%) ak lòt maladi. Istwa medikaman ki te devwale statins (13.2%), beta blockers (10.5%) ak lòt medikaman. Faktè posib ki lye ak PPD yo enkli enfeksyon respiratwa siperyè ki sot pase (5.3%), kanpe pwolonje ki mennen nan gwo presyon ortostatik (2.6%) ak fè egzèsis difisil (2.6%). Tretman yo te bay 36 pasyan (94.7%) – antihistamin oral, pentoxifylline, kortikosteroid topik, ak/oswa fototerapi.
    Information on 113 patients with PPD was analyzed, and 38 subjects with skin biopsy were included for this study. Schamberg's disease was the most frequent clinical type (60.5%). Concomitant diseases included hypertension (15.8%), diabetes (10.5%), and others. Associated medication histories included statins (13.2%), beta blockers (10.5%), and others. Possibly associated etiologic factors were recent upper respiratory infection (5.3%), high orthostatic pressure due to prolonged standing (2.6%), and strenuous exercise (2.6%). A total of 36 patients (94.7%) were treated with one or more treatment methods, including oral antihistamines, pentoxifylline, topical steroids, and/or phototherapy.