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.
Brain SPECT Scan. Your doctor has ordered a brain SPECT scan. The role of this procedure is to diagnose Alzheimer's and other neuro-degenerative diseases, stroke, seizure, and to evaluate memory loss. Our team of specialized doctors, nurses and technologists is led by Alan Waxman, MD, Chief of Nuclear Medicine.