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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Are you a health professional able to prescribe or dispense drugs? Similarly to typical lichen planus, there is a compensatory proliferation of those keratinocytes, which do not develop in intertriginous areas. El LPP-inv es una rara variedad de liquen plano recientemente liauen del que solamente se han comunicado con anterioridad 10 casos.
Liquen plano pigmentoso sobreimpuesto
This item has received. Lichen Planus and Lichenoid Disorders. It has been suggested that the intensity and speed of onset of the inflammatory response could be modulated by keratinocyte surface poano, which could also determine the typical morphology of the lesions of this disease. Histopathology, as in the case reported here, revealed marked pigmentary incontinence and discreet lichenoid infiltrate.
A twenty-five pigmentosk old male patient, brown-skinned, informed that for the past 9 months he had noticed the appearance of asymptomatic brown spots, on the cervical region, axillary, inguinal and popliteal folds. Lichen planus pigmentosus inversus is a liuen 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.
The main differential diagnoses are erythema dyschromicum perstans, post-inflammatory hyperpigmentation, Figurete pigmenhoso, fixed drug eruption and lichen planus pigmentosus. Continuing navigation will be considered as acceptance of this use. The latter, however, appears after sun exposure, and in photoexposed areas, unlike LPPI, which predominates in intertriginous areas.
Si continua navegando, consideramos que acepta su uso. There were not other lesions either on skin, nails, scalp, or mucosae, nor signs of lymphadenomegaly. It presents unique lichenoid pigmentosk. Complete blood counts, liver tests and electrolyte results were all within the normal range.
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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. The etiology is unknown, without any causal relation to medications or sun exposure. There is epidermic atrophy with irregular hydropic degeneration on the basal layer and an absence of epidermic hyperplasia usually present on lichen planus. SRJ is a prestige metric based on the idea that not all citations are the same.
On examination, we observed hyperchromic, smooth-surfaced macules, with well-delimited edges, measuring from millimeters to centimeters in diameter and often of an oval shape Figures 1 to 3. This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License, which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Subscriber If you already have your login data, please click here. You can change the settings or obtain more information by clicking here. The lesions had remained stable for months despite many topical treatments.
Dermatology Online Journal
These clinical and pathological features were consistent with lichen planus pigmentosus-inversus, a rare, recently described variant of lichen planus, with only 10 cases reported to date. The most difficult differential diagnosis is with ashy dermatosis, this, however, affects brown skinned patients, with a tropism for the torso and limbs and not for intertriginous areas and with erythematous borders on the edges piigmentoso active lesions.
Based on the clinical and histopathological features we reached the diagnosis of lichen planus pigmentosus inversus. Previous article Next article. Pemphigus Vegetans in the Inguinal Folds. The patient described here is a young adult male 25 years-oldof brown skin, with extensive non-pruriginous clinical features, affecting several areas axillary, cervical, inguinal and popliteal.
Lichen planus pigmentosus inversus
Histological amination revealed an atrophic epidermis with a dermal lichenoid inflammatory infiltrate showing marked pigmentary incontinence. The term lichen planus pigmentosus inversus LPPI was proposed by Pock et al inafter the report of 7 cases of lichen planus pigmentosus located predominantly on intertriginous areas.
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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.
Axilla; Groin; Lichen planus; Lichenoid eruptions; Skinfold thickness. LPPI is a chronic inflammatory affection, occurring in the intertriginous areas of individuals with fair skin. Case report and review of an unusual entity.
ABSTRACT Twenty-five year old male patient presenting with asymptomatic brown spots, on cervical, axillary, inguinal and popliteal regions, for the last nine months. These data are in accordance with the previously reported cases. CiteScore measures average citations received per document published. Lichen planus pigmentosus-inversus occurring extensively in multiple intertriginous areas.
Gaertner E, Elstein W.