Carta científico-clínica. DOI: / Liquen amiloide generalizado con respuesta satisfactoria a ultravioleta B de banda estrecha. Satisfactory. PubMed. 9. Mascaró JM. Liquen amiloide del pabellón auricular (case 11). Book of reports VII Reunión Internacional de Dermatología de Barcelona: p CAPÍTULO 6: Liquen simple crónico. Sections ++. Liquen crónico de Vidal, neurodermatitis circunscrita, jiotes, lichen simplex. ++ ), liquen amiloide ( fig.
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Discrete globules were detected immediately beneath the dermo-epidermal junction in the papillary dermis Fig. All articles are subjected to a rigorous process of revision in pairs, and careful editing for literary and scientific style. This item has received. Due to the striking similarities he concluded that these cases must represent the same pathologic process. CiteScore measures average citations received per document published.
The auricular concha is a recognized although unusual site for lichen amyloidosis, and here two additional cases are reported. Lichen amyloidosis and macular amyloidosis are likely the result of focal epidermal damage, although this has not been conclusively lquen.
Subtle pink globules are seen filling a dermal papillae with an increased amiliide of mononuclear cells.
From Monday to Friday from 9 a. No cases of macular amyloidosis of the ear have been reported.
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Higher magnification of Fig. SNIP measures contextual citation impact by wighting citations based on the total number of citations in a subject field. Electron microscopy studies revealed haphazardly interspersed fibrils consistent with amyloid Fig. Lichen amyloidosis is a rare chronic form of cutaneous amyloidosis see this terma skin disease characterized by the accumulation of amyloid deposits amilodie the dermis, clinically characterized by the development of pruritic, often pigmented, hyperkeratotic papules on trunk and extremities, especially on the shins, and histologically by the deposition of amyloid or amyloid-like proteins in the papillary dermis.
If you are a member of the AEDV: The two cases of lichen amyloidosis of the ear presented here add to the growing number of cases reported at this anatomic site, which is likely the result of ease of accessibility and propensity for rubbing.
Other authors have proposed that lichen amyloidosis and macular amyloidosis lie along the same spectrum, and that intermediate forms exist [ 15 ]. The globules in Fig. Rarely, it is reported to occur as an inherited familial condition [ 2 ]. These patients were all healthy middle-aged women ages who had had their condition for years. Previous article Next article. Show liqyen Show less. Subscribe to our Newsletter.
Orphanet: Liquen amiloide
Continuing navigation will be liiquen as acceptance of this use. Analogous to hyperkeratotic lichen planus seen on the shins, lichen amyloidosis can be thought of as hyperkeratotic primary cutaneous amyloidosis.
Primary localized cutaneous amyloidosis is, by definition, amyloid deposition limited to the skin and not associated with underlying systemic illness.
In four cases of smooth papules on the aural conchae were reported by Sanchez [ 4 ]. Lichen amiloidosis of the lower limbs. Identification of the deposited material comes from routine histopathology as well as electron microscopy.
Lichen amyloidosis of the auricular concha: Report of two cases and review of the literature
In addition to these three forms, cutaneous amyloidosis can also be an incidental histopathologic finding in various neoplasms. The most prominent difference between the two forms is that clinically and histologically lichen amyloidosis shows features of chronic rubbing.
Subscribe to our Newsletter. Are you a health professional able to prescribe or dispense drugs? In these conditions, deposited amyloid is keratinocyte derived.
In these instances, auricular papules were associated with more widespread cutaneous amyloid elsewhere. Head and neck involvement in systemic amyloid is common. From Monday to Friday from 9 a. An electron micrograph of an auricular papule from patient 1.