Many American crossword puzzles feature a theme consisting of a number of long entries (generally three to five in a standard 15Ã15-square weekday-size puzzle) that share some relationship, type of pun, or other element in common.very issue of GAMES Magazine contains a large crossword with a double clue list, under the title The World's Most Ornery Crossword; both lists are straight and arrive at the same solution, but one list is significantly more challenging than the other.
CT scans take a fast series of x-ray pictures. The x-ray pictures are combined to create pictures of the soft tissues and bones in the area that was scanned. If you are having a CT scan, you may need to drink contrast beforehand. This is the same contrast that you would drink for your PET scan with the FDG tracer. If you are also having a CT scan done, ask your nurse for the resource Computed Tomography (CT) Scan.
Advanced Search. A positron emission tomography (PET) scan is a unique type of imaging test that helps doctors see how the organs and tissues inside your body are actually functioning.The test involves injecting a very small dose of a radioactive chemical, called a radiotracer, into the vein of your arm.ne of the main differences between PET scans and other imaging tests like CT scan or magnetic resonance imaging (MRI) is that the PET scan reveals the cellular level metabolic changes occurring in an organ or tissue.