Introduction: Mesenchymal tumors of the liver are rare, and in this group, myxoid leiomyomas are even rarer. So far, only 2 cases have been reported in the literature. Case Presentation: We aim to report the case of a 16-year-old female with a large lesion on the right hepatic lobe, grossly composed of gelatinous and heterogeneous tissue. Discussion: Histological evaluation revealed a benign mesenchymal neoplas...
ABSTRACT Inflammatory myofibroblastic tumour (IMT) is a rare mesenchymal neoplasm that usually originates from abdominal soft tissues. A female patient aged 50 years presented with a 1.2 cm gallbladder polyp. The microscopic study showed spindle cell proliferation in an edematous background rich in lymphocytes and plasma cells. Immunohistochemistry showed positivity for vimentin, smooth muscle actin, and anapla...
O hemangioendotelioma epitelióide hepático (HEH) é um tumor vascular maligno raro, cujo potencial maligno é incerto. Os sinais e sintomas associados são mormente inespecíficos e a sua identificação é incidental. A heterogeneidade destes tumores nos métodos imagiológicos dificulta o seu diagnóstico e este só é estabelecido definitivamente pelo estudo anátomo-patológico. A estratégia terapêutica não está uniformi...
Natural resources and physical cultural resources, referred to in this paper as Environmental Resources, can be important assets for regional competitiveness and innovation. In recent years, these types of assets have been increasingly taken into consideration in the design and implementation of regional development strategies, as a consequence of their potential role as a source of differentiation and of new...
INTRODUÇÃO E OBJETIVO: Descrição das características demográficas, clinicas e neuropatológicas de 11 doentes com doença de Creutzfeldt-Jakob (DCJ). MÉTODO: Revisão clínica e neuropatológica de doentes com DCJ diagnosticados entre 1993 e 2002 em hospitais do Norte de Portugal. RESULTADOS: Foram identificados 11 doentes (4 do sexo feminino; idade média de início dos sintomas, 64 anos; média de duração da doença, ...