Meaning of Cylus: Cylus is a modern English respelling of the name Silas, which is a short form of the Greek name Silouanos, which is a variant of the Latin name Silvanus, which is derived from the Latin word silva, meaning wood, forest.
Overview. A positron emission tomography (PET) scan is a type of nuclear imaging test that shows the metabolic activities (energy usage) of your brain. While X-ray, CT, and MRI scans look at the anatomy of your brain, a PET scan can give your doctor information about how your brain is working.
A bone scan is a nuclear medicine imaging test that uses bone-seeking radioactive materials or tracers (radiopharmaceuticals) and a computer to create an image of the skeleton (bones).A bone scan looks at the bones to see if there are any abnormalities, such as a fracture, tumour or infection. bone scan is a nuclear medicine imaging test that uses bone-seeking radioactive materials or tracers (radiopharmaceuticals) and a computer to create an image of the skeleton (bones).