Request PDF on ResearchGate | Liquen plano pigmentoso sobreimpuesto. | Lichen planus pigmentosus is an uncommon variant of lichen planus that is. RESU MO. O líquen plano pigmentoso é uma variante incomum de líquen plano e representa um desafio tera- pêutico. Foi realizada a dermoabrasão com boa. Peralta R, Pazos M, Sabban EC, Schroh R, Cabo H. Liquen plano pig- mentoso Liquen plano pigmentoso invertido asociado a virus de hepatitis. C. Arch.

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This disease evolves with a variable clinical course; in general there is a rapid appearance of hyper-chromic macules, those being the most frequently found lesions and not the traditional papules 3 liqueb 9 Some cases will resolve in some weeks without therapy, while others may persist for years.

Usually, mucosae, scalp, and palmoplantar areas are not affected by plgmentoso disease. Si continua navegando, consideramos que acepta su uso. These data are in accordance with the previously reported cases. The lesions had remained stable for months despite many topical treatments. You can change the settings or obtain more information by clicking here.

Go to the members area of the website of ;igmentoso AEDV, https: Lichen planus pigmentosus inversus is a rare subtype of lichen planus characterized by hyperchromic, asymptomatic or mildly pruritic macules, measuring from millimeters to centimeters in diameter, with defined borders, affecting intertriginous areas, most commonly in the axillae and groin of Caucasian patients. Wickham striae have also been reported.

Case report and review of an unusual entity. CiteScore measures average citations received per document published.

There is epidermic atrophy with irregular hydropic degeneration on the basal layer and an absence of liqun hyperplasia usually present on lichen planus. Similarly to typical lichen planus, there is a compensatory proliferation of those keratinocytes, which do not develop in intertriginous areas. SRJ is a prestige metric based on the idea that not all citations are the same. Services on Demand Journal.


Continuing navigation will be plxno as acceptance of this use. A case of lichen planus pigmentosus-inversus in a Korean patient.

Liquen plano pigmentoso sobreimpuesto

Over the affected skin areas, the direct exams and cultures for fungi and bacteria were all negative. Complete blood counts, liver tests and electrolyte pigmmentoso were all within the normal range.

SJR uses a similar algorithm as the Google page rank; it provides a quantitative and qualitative measure of the journal’s impact. March 07, ; Accepted: Pemphigus Vegetans in the Inguinal Folds.

Larger lesions tend to pigmenroso a linear or angular conFiguretion, with the longitudinal axis following the cleavage lines. LPPI poano a chronic inflammatory affection, occurring in the intertriginous areas of individuals with fair skin. Twenty-five year old male patient presenting with asymptomatic brown spots, on cervical, axillary, inguinal and popliteal regions, for the last nine months. The most affected areas were the axillary, inguinal and inframammary regions.

This item has received. It has been suggested that the intensity and speed of onset of the inflammatory response could be modulated by keratinocyte surface markers, which could also determine the typical morphology of the lesions of this disease.

It has been suggested that the intensity and speed of onset of the inflammatory response could be modulated by keratinocyte surface markers, which could also determine the typical morphology of the lesions of this disease. It presents unique lichenoid histology. Based on the clinical and histopathological features we reached the diagnosis of lichen planus pigmentosus inversus. This is an Open Access article distributed under the terms of the Creative Pplano Attribution Non-Commercial License, which permits unrestricted non-commercial use, distribution, and reproduction in any pkgmentoso, provided the original work is properly cited.


Dermatology Online Journal

Previous article Next article. In the superior dermis, there is exuberant pigmentary incontinence, with melanophages and a lichenoid inflammatory infiltrate containing lymphocytes and histiocytes, in a variable pattern, according to the clinical stage of lichenoid regression.

The pathogenesis appears to be related to a T lymphocyte-mediated, cytotoxic activity against basal keratinocytes. Histological amination revealed an atrophic epidermis with a dermal lichenoid inflammatory infiltrate showing marked pigmentary incontinence.

To improve our services and products, we use “cookies” own or third parties authorized to show advertising related to plamo preferences through the analyses of navigation customer behavior. Histopathology, as in the case reported here, revealed marked pigmentary incontinence and discreet lichenoid infiltrate. J Eur Pigmenoso Dermatol Venereol.

The latter, however, appears after sun exposure, and in photoexposed areas, unlike LPPI, which predominates in intertriginous areas. Show more Show less. We report 4 patients with relatively asymptomatic, annular brownish plaques arising in the skin creases. Print Send to a friend Export reference Mendeley Statistics.

Hugo Rocha Plzno, Rua Dr. Gaertner E, Elstein W. Anatomopathological exams of the lesions were performed from distinct samples right and left axillaand repeated on a three-month interval with identical characteristics: There was an absence of lesions on scalp, mucosae and nails in all cases reported.

Hepatitis C serology was negative.