Results: 725

Organic cocoa extract -loaded surfactant-based systems intended to skin bioadhesion

ABSTRACT This study was to develop, characterize, and evaluate the physical-chemical stability, in vitro antioxidant activity and in vitro safety profile of liquid crystalline systems (LCS) and microemulsions (MEs) with and without organic cocoa (OC) extract. LCS stabilized by surfactant polyoxyethylene ...

P-glycoprotein expression in oral lichen planus

Abstract: Oral lichen planus (OLP) is a stress induced inflammatory condition with malignant potency. The mdr1 (multidrug resistance) is a stress gene overexpressed in cancerous conditions and its translated form, the p-glycoprotein efflux transporter is usually overexpressed with chemotherapy, leading t...

Síndromes neurocutáneos
Neurocutaneous syndromes

Dermatosis en pacientes trasplantados renales
Dermatoses in renal transplant recipients

Repert. med. cir; 26 (3), 2017
Introducción: los pacientes trasplantados renales se encuentran en una situación de inmunosupresión crónica que favorece la aparición de lesiones dermatológicas. El equipo multidisciplinario tratante debe conocer estas enfermedades para orientar el tratamiento oportuno. Objetivo: determinar la prev...

Frontal fibrosing alopecia and extrafacial lichen planus pigmentosum in a caucasian woman

An. bras. dermatol; 92 (5,supl.1), 2017
Abstract We present the case of a 72-year-old Caucasian woman with frontal fibrosing alopecia of one year's duration. Eighteen months later, she presented with sudden hyperpigmentation on the submental area, neck and upper chest. Histopathological examination was consistent with lichen planus pigmentosus...

Bullous pemphigoid associated with milia, increased serum IgE, autoantibodies against desmogleins, and refractory treatment in a young patient

An. bras. dermatol; 92 (5,supl.1), 2017
Abstract: Bullous pemphigoid is a blistering autoimmune disease characterized by two hemidesmosomal proteins (anti-BP180 and 230). Pemphigus, by contrast, is characterized by two autoantibodies (anti-desmoglein 1 and 3). Coexistence of autoantibodies of bullous pemphigoid and pemphigus in a patient is ra...

Folliculotropic mycosis fungoides: challenging clinical, histopathological and immunohistochemical diagnosis

An. bras. dermatol; 92 (5,supl.1), 2017
Abstract Mycosis fungoides is a cutaneous T-cell lymphoma with various clinical and pathological presentations. Early lesions are nonspecific, which hinders early diagnosis. The folliculotropic subtype is manifested as acneiform lesions, follicular papules or erythematous plaques mainly on the face, neck...

Cutaneous polyarteritis nodosa causing refractory skin deformation and pigmentation as sequel

An. bras. dermatol; 92 (5,supl.1), 2017
Abstract: A 39-year-old woman presented with prominent and painful livedo reticularis lesions spreading on her upper and lower extremities. Histopathologically, the small-to medium-sized arteries in the deep dermis and subcutis showed necrotizing vasculitis with cellular infiltration, suggesting cutaneou...

Cutaneous myeloid sarcoma associated with chronic myeloid leukemia

An. bras. dermatol; 92 (5,supl.1), 2017
Abstract: Myeloid sarcoma is an extramedullary tumor of malignant myeloid cells often associated with acute myeloid leukemia, chronic myeloproliferative disorders and myelodysplastic syndromes. The skin is one of the most commonly affected sites. We report a rare case of cutaneous myeloid sarcoma associa...

Ashy dermatosis with involvement of mucous membranes

An. bras. dermatol; 92 (5,supl.1), 2017
Abstract: Ashy dermatosis is a rare condition, of unknown aetiology, in which mucous membranes are typically spared. The authors report the case of a 57-year-old female with a history of asymptomatic gray-bluish macules located on the trunk and oral mucosa. There were no relief changes on examination. Sk...