Results: 732

Multifocal oral melanoacanthoma associated with Addison's disease and hyperthyroidism: a case report

SUMMARY Oral melanoacanthoma is a mucocutaneous, pigmented, rare, benign, and probably reactive lesion. This paper reports for the first time in the literature a case of multifocal oral melanoacanthoma in a patient diagnosed with Addison's disease and concomitant Graves' disease with hyperthyroidism. The...

Fatores que levam à negligência quanto aos cânceres da pele não melanoma
Factors leading to neglect of non-melanoma skin cancers

Diagn. tratamento; 22 (2), 2017
Contexto: Câncer da pele não melanoma é o mais prevalente no Brasil, sendo o carcinoma basocelular (CBC) e o espinocelular (CEC) os subtipos de maior ocorrência. Apesar das estratégias de conscientização da população sobre os riscos da fotoexposição e da campanha anual da Sociedade Brasileira ...

Neoplasias de origen sebáceo asociadas a Síndrome de Muir-Torre. A propósito de un caso
Sebaceous neoplasias associated to Muir-Torre syndrome. A propos of a case

Rev. medica electron; 39 (3), 2017
El Síndrome de Muir-Torre (SMT) descrito desde 1967, es una genodermatosis con herencia autosómica dominante y penetrancia variable, caracterizada por la presencia de neoplasias cutáneas de origen sebáceo manifestado en áreas seborreicas, como la cara y cuero cabelludo. Los adenomas son los tumores ...

Melanoma amelanótico acral en un paciente diabético

Rev. méd. Maule; 33 (1), 2017
Melanoma is one of the most aggressive and worse prognosis tumors. Early diagnosis is essential to offer therapeutic alternatives. Presentation may be variable. Within these the amelanotic melanoma form. We present the case of a patient treated at the ¨Hospital Regional de Talca¨, with an unclear diagn...

Uso de cámaras de bronceado y cáncer de piel

ResumenEl cáncer de piel es la neoplasia más frecuente en Costa Rica.La constante exposición a luz ultravioleta es un factor de riesgo ampliamente reconocido para este cáncer.Las cámaras de bronceado que emiten radiación UV fueron clasificadas por un grupo de investigadores, IARC “Internation...

Reconstrucción facial con colgajo libre lateral del brazo

Acta méd. costarric; 59 (2), 2017
ResumenLas lesiones faciales malignas complejas o muy extensas, tratadas mediante resección quirúrgica, a menudo constituyen un reto para el cirujano plástico, debido a la gran exposición social del sitio, así como la escasa oferta de tejido para la reconstrucción del defecto cutáneo residual. En ...

Merkel cell carcinoma in an immunosuppressed patient

An. bras. dermatol; 92 (3), 2017
Abstract Merkel cell carcinoma is an uncommon neuroendocrine carcinoma with a rising incidence and an aggressive behavior. It predominantly occurs in older patients, with onset occurring at a mean age of 75-80 years. Recognized risk factors are ultraviolet sunlight exposure, immunosuppression, and, more ...

Dermoscopic patterns of melanocytic nevi in children and adolescents: a cross-sectional study

An. bras. dermatol; 92 (3), 2017
Abstract Background: Childhood is a dynamic period regarding nevogenesis. Dermoscopy is a noninvasive technique, recommended for the evaluation of pigmented cutaneous lesions. Objectives: The purpose of this study was to describe the structures and dermoscopic patterns of melanocytic nevi observed in c...

Histopathological diagnosis of small melanocytic lesions suspicious for malignant melanoma

An. bras. dermatol; 92 (3), 2017
Abstract The concern about malignant skin neoplasms leads to the excision of smaller lesions. This study on small melanocytic lesions aims to evaluate the range of possible histopathological diagnoses, describe histopathological aspects, and assess the usefulness of serial histological sections. We perfo...