SES SA is a Luxembourg-based provider of satellite communications and broadcasting services. Together with its numerous direct and indirect subsidiaries located in Europe, Americas and Asia, the Company provides satellite-delivered services for broadcasting and media distribution, including television and radio programming. Its...
Imaging tests like a CT scan or MRI can help determine the type of stroke; blood flow tests like cerebral angiography, can help evaluate the size and location of blockages. An ischemic stroke is caused by a blockage of an artery in the brain, and a hemorrhagic stroke is caused by bleeding in the brain.
Magnetic resonance imaging (MRI) is a noninvasive medical test that physicians use to diagnose and treat medical conditions. MRI uses a powerful magnetic field, radio frequency pulses and a computer to produce detailed pictures of organs, soft tissues, bone and virtually all other internal body structures.MRI does not use ionizing radiation (x-rays).RI uses a powerful magnetic field, radio frequency pulses and a computer to produce detailed pictures of organs, soft tissues, bone and virtually all other internal body structures. MRI does not use ionizing radiation (x-rays).