Asunto(s)
Exantema , Psoriasis , Niño , Humanos , Peroxidasa , Psoriasis/genética , Mutación , Enfermedad CrónicaRESUMEN
Viral-associated trichodysplasia spinulosa is an unusual condition with distinctive clinical and histopathological features. Initially described in patients immunosupressed as a result of solid organ transplantation, it has also been reported in patients treated with immunosuppressive drugs other than cyclosporine or being treated for hematological malignancies. Patients presented with disseminated follicular, hyperkeratotic papules, and variable degrees of alopecia. Histopathological examination revealed shaftless bulbous and dilated hair follicles with keratotic plugging of the infundibulum. The authors reported a case of viral-associated trichodysplasia in a 5-year-old boy treated for a lymphoblastic leukemia. Eruption persisted, although treated with emollients and keratolytics, but resolved spontaneously after completing the antineoplastic medication.
Asunto(s)
Protocolos de Quimioterapia Combinada Antineoplásica/efectos adversos , Enfermedades del Cabello/patología , Enfermedades del Cabello/virología , Ictiosis/patología , Ictiosis/virología , Infecciones por Polyomavirus/inmunología , Leucemia-Linfoma Linfoblástico de Células Precursoras/tratamiento farmacológico , Preescolar , Enfermedades del Cabello/inmunología , Humanos , Ictiosis/inmunología , Huésped Inmunocomprometido , Masculino , Mercaptopurina/administración & dosificación , Mercaptopurina/efectos adversos , Metotrexato/administración & dosificación , Metotrexato/efectos adversos , Infecciones por Polyomavirus/complicaciones , Infecciones por Polyomavirus/patologíaAsunto(s)
Dermatitis Alérgica por Contacto/diagnóstico , Tiosulfato Sódico de Oro/efectos adversos , Histiocitosis de Células de Langerhans/diagnóstico , Pruebas Cutáneas/métodos , Alérgenos/efectos adversos , Dermatitis Alérgica por Contacto/etiología , Dermatitis Alérgica por Contacto/patología , Femenino , Histiocitosis de Células de Langerhans/inducido químicamente , Histiocitosis de Células de Langerhans/patología , Humanos , Persona de Mediana Edad , Pruebas del Parche , Piel/patología , Factores de TiempoRESUMEN
BACKGROUND: O'Brien described four histopathological patterns of actinic granuloma (AG). Since then, only single cases and a few series have been reported in the literature, most corresponding to cases of the giant cell type. METHODS: We reviewed all the cases diagnosed as AG or elastolytic giant cell granuloma (EGCG) in our department from 1988 until 2010. The biopsies were classified into the four patterns previously described. RESULTS: Giant cell pattern was found to be the most frequent (70% of the cases). In four cases, the biopsies showed more than one histopathologic pattern. All the lesions were located on sun-exposed areas or were related to chronic heat exposure. Diabetes mellitus was associated in 40 % of the cases. CONCLUSIONS: The giant cell pattern of EGCG is the most frequent. Some cases may share histopathologic features of more than one variant and thus, we consider they may be categorized as mixed patterns. Diabetes mellitus is the most common associated disease and should always be ruled out.
Asunto(s)
Granuloma de Células Gigantes/patología , Neoplasias Cutáneas/patología , Adulto , Distribución por Edad , Anciano , Biopsia , Complicaciones de la Diabetes , Extremidades/patología , Femenino , Granuloma de Células Gigantes/complicaciones , Humanos , Masculino , Persona de Mediana Edad , Distribución por Sexo , Neoplasias Cutáneas/complicacionesRESUMEN
We report two cases of systemic photosensitivity induced by simvastatin and pravastatin that presented as photodistributed erythema multiforme. One of them occurred in a 75-year-old woman who had been suffering recurrent eruptions following sun exposures over a period of 12 years. The other patient was a 54-year-old man who had a 1-week history of pruritic lesions on the face and the hands. They had no history of herpes simplex virus infection. In both cases, the close temporal relationship between drug ingestion and onset of the conditions suggested statin-induced photosensitivity. The diagnosis was confirmed by the marked reduction of UVB-MED or both UVA and UVB-MED while taking the drug and its normalization after discontinuing the statin intake.
Asunto(s)
Eritema Multiforme/etiología , Inhibidores de Hidroximetilglutaril-CoA Reductasas/efectos adversos , Rayos Ultravioleta/efectos adversos , Anciano , Eritema Multiforme/inducido químicamente , Femenino , Humanos , Masculino , Persona de Mediana EdadAsunto(s)
Antineoplásicos , Carcinoma Basocelular , Neoplasias Cutáneas , Humanos , Carcinoma Basocelular/tratamiento farmacológico , Carcinoma Basocelular/patología , Neoplasias Cutáneas/tratamiento farmacológico , Neoplasias Cutáneas/patología , Anilidas/uso terapéutico , Piridinas/uso terapéutico , Antineoplásicos/uso terapéuticoAsunto(s)
Escroto , Vasculitis , Gangrena , Humanos , Masculino , Escroto/cirugía , Vasculitis/diagnósticoAsunto(s)
Piel/patología , Síndrome de Sneddon/patología , Biopsia , Femenino , Humanos , Persona de Mediana EdadAsunto(s)
Fibrilación Atrial/tratamiento farmacológico , Erupciones por Medicamentos/etiología , Rivaroxabán/efectos adversos , Vasculitis Leucocitoclástica Cutánea/inducido químicamente , Anciano de 80 o más Años , Fibrilación Atrial/diagnóstico , Biopsia con Aguja , Erupciones por Medicamentos/patología , Enoxaparina/uso terapéutico , Femenino , Estudios de Seguimiento , Humanos , Inmunohistoquímica , Extremidad Inferior , Prednisona/uso terapéutico , Medición de Riesgo , Rivaroxabán/uso terapéutico , Resultado del Tratamiento , Vasculitis Leucocitoclástica Cutánea/tratamiento farmacológico , Vasculitis Leucocitoclástica Cutánea/patologíaAsunto(s)
Enfermedad Injerto contra Huésped/etiología , Enfermedades de la Piel/etiología , Trasplante de Células Madre/efectos adversos , Enfermedad Aguda , Niño , Femenino , Enfermedad Injerto contra Huésped/patología , Humanos , Leucemia-Linfoma Linfoblástico de Células Precursoras/terapia , Enfermedades de la Piel/patología , Estrías de Distensión/patología , Trasplante Homólogo/efectos adversosAsunto(s)
Enfermedades de los Genitales Masculinos/diagnóstico , Penfigoide Ampolloso/diagnóstico , Escroto , Administración Tópica , Anciano de 80 o más Años , Clobetasol/uso terapéutico , Enfermedades de los Genitales Masculinos/tratamiento farmacológico , Glucocorticoides/uso terapéutico , Humanos , Masculino , Penfigoide Ampolloso/tratamiento farmacológicoRESUMEN
Fusarium spp. are emergent opportunistic moulds capable of producing life-threatening diseases, usually in immunocompromised hosts. When they infect immunocompetent patients, they usually cause localized diseases. We describe here a case of cutaneous fusariosis in a patient with a medical history of diabetes mellitus and non-Hodgkin's lymphoma who presented with two painful lesions on her left leg. The diagnosis was made on the basis of histopathological findings and skin biopsy culture. The lesions resolved after treatment with oral itraconazole. Cutaneous fusariosis manifests clinically as lesions that can be grouped into a few clinical patterns, and should always be considered in the differential diagnosis of necrotic cutaneous lesions.