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) of the Spine. An MRI is a test that uses a magnetic field and pulses of radio wave energy to make pictures of the spine. In many cases, an MRI gives different information than an X-ray, an ultrasound, or a CT scan. An MRI also may show problems that cannot be seen with other imaging tests.