Abstract: Blue nevi are benign melanocytic lesions located in the deeper reticular dermis, consequence of failure of melanocytic migration into the dermal-epidermal junction from the neural crest. Lesions are usually asymptomatic and solitary, but may present in a multiple or agminated (grouped) pattern....
Abstract: Milia-like idiopathic calcinosis cutis (MICC) is a very rare dermatological disorder characterized by multiple whitish to skin colored, milia-like papules, mostly found on the hands. MICC can disappear spontaneously by adulthood; therefore, its early recognition is crucial to avoiding unnecessa...
Calcinosis/diagnóstico,
Síndrome de Down/complicaciones,
Enfermedades de la Piel/diagnóstico,
Calcinosis/complicaciones,
Calcinosis/patología,
Dermoscopía,
Dermatosis Facial/diagnóstico,
Dermatosis Facial/patología,
Dermatosis del Pie/diagnóstico,
Dermatosis del Pie/patología,
Dermatosis de la Mano/diagnóstico,
Dermatosis de la Mano/patología,
Enfermedades de la Piel/patología
Abstract The occurrence of multiple primary melanomas in a single individual is rare. Most commonly, malignant melanocytic lesions subsequent to the initial diagnosis of melanoma are secondary cutaneous metastases. We report a patient with gastrointestinal bleeding from gastric metastasis of cutaneous me...
Neoplasias Encefálicas/secundario,
Melanoma/secundario,
Neoplasias Primarias Múltiples/patología,
Neoplasias Cutáneas/patología,
Neoplasias Gástricas/secundario,
Biopsia,
Neoplasias Encefálicas/genética,
Inhibidor p18 de las Quinasas Dependientes de la Ciclina/genética,
Dermoscopía,
Melanoma/genética,
Mutación,
Neoplasias Primarias Múltiples/genética,
Neoplasias Cutáneas/genética,
Neoplasias Gástricas/genética
Abstract Porokeratosis is a disorder of epidermal keratinization characterized by the presence of annular hyperkeratotic plaques. Its etiopathogenesis is not yet fully understood, but a relationship with immunosuppression has been reported. Dermoscopic examination revealed a classic yellowish-white ring-...
Enfermedad de Bowen/diagnóstico por imagen,
Enfermedad de Bowen/patología,
Dermoscopía/métodos,
Poroqueratosis/diagnóstico por imagen,
Poroqueratosis/patología,
Enfermedad Crónica,
Diagnóstico Diferencial,
Eritema/diagnóstico por imagen,
Eritema/patología,
Linfedema/diagnóstico por imagen,
Linfedema/patología
Abstract: Porokeratosis is a disorder of epidermal keratinization characterized clinically by a distinctive ridge-like border, and histologically by cornoid lamellae. The known clinical variants of porokeratosis are: classic porokeratosis of Mibelli, disseminated superficial (actinic) porokeratosis (DSAP...
Abstract: Lichen sclerosus is an uncommon inflammatory dermatosis with preferential involvement of the urogenital region. The extragenital involvement is uncommon and is characterized by small rounded macules or papules, pearly white in color. The coexistence of lichen sclerosus and scleroderma plaques i...
Dermoscopía/métodos,
Liquen Escleroso y Atrófico/diagnóstico por imagen,
Liquen Escleroso y Atrófico/patología,
Esclerodermia Localizada/diagnóstico por imagen,
Esclerodermia Localizada/patología,
Eritema/diagnóstico por imagen,
Eritema/patología,
Liquen Escleroso y Atrófico/complicaciones,
Esclerodermia Localizada/complicaciones,
Piel/diagnóstico por imagen,
Piel/patología
Carcinoma de células de Merkel é tumor cutâneo neuroendócrino raro e altamente agressivo. Objetiva-se neste artigo alertar para a possibilidade desse diagnóstico, geralmente não considerado hipótese inicial em neoplasias cutâneas. Relatamos dois casos de pacientes do sexo feminino, idosas com que...
Abstract: Dermatofibroma is a frequent benign tumor of easy clinical diagnosis in most cases, but that can mimic other dermatoses. Dermoscopy may help to define the diagnosis and its classical pattern is a central white area, similar to a scar, surrounded by a discrete pigment network. However, dermoscop...
La Queratodermia Aquagénica (QA) es una enfermedad adquirida poco frecuente de tipo transitoria que se localiza de preferencia en palmas de manos y raramente en la planta de los pies. Mujer de 20 años, portadora de Fibrosis Quística (FQ) que consulta por lesiones en palmas de manos de aspecto blanquec...
El Xantogranuloma Juvenil (XJ) es un tumor benigno de la infancia, constituido por histiocitos progresivamente lipidizados, en ausencia de anomalías metabólicas. Se reporta un caso de XJ múltiple en un lactante. Paciente masculino de 1 año y 11 meses de edad, sin antecedentes mórbidos. Consultó por...
