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Mri of Pregnant Patients for Suspected Pulmonary Embolism: Steady-State Free Pr...

Introduction: Pulmonary embolism is a leading cause of maternal mortality in the developed world. Ventilation-perfusion scintigraphyand Computer tomography cause ionizing radiation exposure. Gadolinium-enhanced magnetic resonance imaging is generally notindicated in pregnant patients. MRI using motion resistant techniques that do not use intravenous contrast material, such as balancedsteady-state free precessio...

Magnetic resonance imaging of small bowel crohn’s disease

Crohn’s disease (CD) is a chronic relapsing inflammatory disease of the gastrointestinal tract, which mostly affects young patients. Imaging techniques form a very important part for the evaluation of CD and for monitoring disease progression or response to therapy. Currently, imaging of CD is increasingly being performed by cross-sectional modalities, i.e. multidetector computed tomography (MDCT) and magnetic ...

Hemangioma hepático subcapsular com realce perilesional: achados de RM

OBJETIVO: Descrever os achados de imagem de RM no hemangioma hepático com realce perilesional. MATERIAIS E MÉTODOS: Realizou-se uma pesquisa no banco de dados da unidade de RM para identificar todos os casos de hemangioma hepático com realce perilesional entre março de 2008 e julho de 2009. Todos os pacientes foram submetidos a RM pré-contraste em imagens ponderadas em T1 e T2 e em imagens dinâmicas após injeçã...

Imagem e avaliação do fluxo da veia porta: comparação entre ultrassom Doppler e RM