Nodular primary localized cutaneous amyloidosis in a 54-year-old man
نویسندگان
چکیده
منابع مشابه
[Disseminated nodular primary localized cutaneous amyloidosis].
Amyloid is a proteinaceous material that is deposited in the tissues in a large variety of clinical contexts; in the skin it can be found with or without concomitant systemic disease. Primary localized cutaneous amyloidosis encompasses those amyloidoses restricted to the skin without involvement of other systems. The most common forms within this group are macular and lichen amyloidosis. Nodula...
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The term primary cutaneous amyloidosis (PCA) refers to a group of diseases caused by the extracellular deposition of amyloid in the skin without the involvement of other organs. PCA has been divided into the following types: macular, lichen and nodular. The first 2 types are characterized by the deposition in the papillary dermis of amyloid derived from the degeneration of keratin filaments. Pr...
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Primary localized cutaneous nodular amyloidosis (nodular amyloidosis) is a rare and distinct type of amyloidosis, in which amyloid L deposition is limited to the skin and typically manifested as a tumefactive nodule on the acral sites. However, the definite cause of nodular amyloidosis is still unknown. Although it is relatively well known that the amyloid deposits in nodular amyloidosis origin...
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Nodular cutaneous amyloidosis (NCA), the least common form of primary cutaneous amyloidosis, is characterized clinically by waxy, purpuric plaques and nodules and histologically by amyloid deposits in the dermis and subcutaneous tissue. We present a patient who developed multiple, non-contiguous NCA lesions over a three year period without evidence of systemic disease. We reviewed the literatur...
متن کاملPrimary Cutaneous Nodular Amyloidosis: A Rare Disease
© 2017 Indian Dermatology Online Journal | Published by Wolters Kluwer Medknow A 40‐year‐old male presented with a 6‐month history of a gradually progressing, painless, firm, 10 × 8 mm erythematous nodule on his nose [Figure 1]. Skin biopsy showed nodular deposition of eosinophilic, acellular, amyloid material in the entire dermis, which was surrounded by focal plasma cell infiltrate [Figure 2]...
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ژورنال
عنوان ژورنال: Dermatologica Sinica
سال: 2018
ISSN: 1027-8117
DOI: 10.1016/j.dsi.2018.04.005