Macular amyloidosis is primary localized cutaneous amyloidosis (PLCA). It is described by the extracellular accumulation of heterogenic amyloid proteins in the skin that does not affect the systemic immune system, causing hyperpigmented patches. It is a prevalent skin disorder of young female adults, especially in India, since it affects the population with darker skin. History of frictional rub on the skin is typically present, such as using loofah or bathing scrubs or stones. The case presented below is of a 23-year-old female who presented with a hyperpigmented patch on the upper back of both sides and extensor surface of arms and did not have any history of usage of loofah on those areas, compelling us to research more on the other causative factors (genetic predisposition, infectious agents, and UV radiation are probable causative factors) for macular amyloidosis. This condition is not entirely cured; it is managed symptomatically only to improve cosmetic outcomes.
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http://dx.doi.org/10.7759/cureus.56248 | DOI Listing |
Dermatol Online J
August 2024
Department of Dermatology, Faculty of Medicine, Jordan University of Science and Technology, Irbid, Jordan.
Macular amyloidosis is a variant of primary localized cutaneous amyloidosis in which amyloid protein is believed to be derived from keratinocytes. The care of this variant generally focuses on addressing the associated symptoms without the need to assess for underlying disease. However, an increasing number of cases of primary localized cutaneous amyloidosis have been reported in association with systemic diseases, particularly autoimmune diseases.
View Article and Find Full Text PDFArch Dermatol Res
October 2024
Faculty of Medicine for Boys, Al-Azhar University, Cairo, Egypt.
Background: Macular amyloidosis (MA) could be of cosmetic concern with a significant psychological impact for patients, and its treatment is challenging.
Aim Of The Work: To compare the efficacy and safety of combined fractional CO laser with dimethyl sulfoxide (DMSO) 50% versus fractional CO laser alone in the treatment of macular amyloidosis.
Patients And Methods: Twenty patients with macular amyloidosis were treated with monthly session of fractional CO laser only in one side of the lesion (area A), and fractional laser followed by application of DMSO 50% solution in the other side of the lesion (area B).
Ann Pathol
November 2024
Département de Pathologie, université Paris Est Créteil (UPEC), hôpital Henri-Mondor, AP-HP, 1, rue Gustave Eiffel, 94000 Créteil, France. Electronic address:
J Cosmet Dermatol
December 2024
Skin Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
J Cutan Aesthet Surg
January 2024
Department of Dermatology, B. Y. L. Nair Charitable Hospital & Topiwala National Medical College, Mumbai, Maharashtra, India.
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