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Thyroid dysfunction and amiodarone

Although most patients remain clinically euthyroid, some develop amiodarone-induced hyperthyroidism (HPEAI) or hypothyroidism (HPOAI). The authors present a retrospective analysis of ten patients with amiodarone-induced thyroid dysfunction. Six patients were female and mean amiodarone intake was 17.7 months. HPOIA was more common (six patients). From all the patients with HPEAI, two had type 2, one had type 1, ...

Síndrome de Churg-Strauss: casuística

Churg-Strauss syndrome (CSS) is a systemic necrotizing vasculitis of the small and medium vessels, associated with extravascular eosinophilic granulomas, peripheral eosinophilia and asthma. This is a rare syndrome of unknown etiology, affecting both genders and all age groups. CSS patients usually respond well to steroid treatment, although relapses are common after it ends. Timely diagnosis and treatment gener...

Hipovitaminose D em doentes internados num serviço de medicina interna

Introdução: A hipovitaminose D (hipoD) é uma carência vitamínica cada vez mais frequente nos países desenvolvidos, devido não só a erros alimentares, mas também à pouca exposição solar e ao sedentarismo. Objectivo: Determinar a prevalência de hipoD em doentes internados num Serviço de Medicina Interna e identificar possíveis variáveis associadas. Método: Estudo transversal e observacional onde foram incluídos 1...

Doença associada ao Clostridium difficile – aumento dramático da incidência em ...

Many publications show an incidence increase of Clostridium difficile (CD) associated disease (CDAD), affecting both in- and outpatients being these recent infections more severe and difficult to treat. The aim of this retrospective study is to evaluate the incidence and clinical impact of CDAD in patients hospitalized from the 1st January 2004 to the 31st December 2009. Suggestive clinical manifestations and a...

Intoxicação por Paraquat – experiência de 18 anos de um Serviço de Medicina

Introduction: Paraquat is a contact herbicide commercially available since 1962. Paraquat intoxication (PI) is usually voluntary and highly lethal, since there is no effective antidote. Toxicity occurs through cyclic redox reactions, damaging mainly the kidneys and lungs. Aim, material and methods: featuring the clinical presentation, management and outcome of patients with PI over an 18 years period (from the ...

Intoxicação por paraquato: artigo de revisão

The intriguing co-existence of a chronic periaortitis, a pericarditis and a pan...

Chronic periaortitis (CP) refers to a spectrum of diseases whose common denominator is a fibro-inflammatory tissue developing in the periaortic space and frequently encasing surrounding structures like the kidney and ureters. There is no unified concept regarding the primary aetiology of CP, but recent studies have demonstrated that CP may present features of auto-immune diseases. CP involves three main entitie...

Predictors of in-hospital mortality in elderly patients with bacteraemia admitt...

BACKGROUND: Infectious diseases are a common cause of increased morbidity and mortality in elderly patients. Bacteraemia in the elderly is a difficult diagnosis and a therapeutic challenge due to age-related vicissitudes and to their comorbidities. The main purpose of the study was to assess independent risk factors for in-hospital mortality among the elderly with bacteraemia admitted to an Internal Medicine Wa...

Carcinoma pancreático de células gigantes de tipo osteoclástico

Initially described 40 years ago (Rosai), the undifferentiated osteoclastic-type giant cell carcinoma (IOGCC) is a variant of ductal adenocarcinoma and accounts for less than 1% of exocrine pancreatic tumors. Its extreme rarity, with consequent existence of few reports and clinical experience, leads to the arousal of doubts with regard to its histogenesis, types of approach and therapeutical attitudes. It is im...

Síndrome da veia cava superior como forma de apresentação de tumor de células g...