Scan

Scan, SCAN or Scanning may refer to:

Computing and electronics

 * Graham scan, an algorithm for finding the convex hull of a set of points in the plane
 * 3D scanning, of a real-world object or environment to collect three dimensional data
 * Counter-scanning, in physical micro and nanotopography measuring instruments like scanning probe microscope
 * Elevator algorithm or SCAN, a disk scheduling algorithm
 * Image scanning, an optical scan of images, printed text, handwriting or an object
 * Optical character recognition, optical recognition of printed text or printed sheet music
 * Port scanner, in computer networking
 * Prefix sum, an operation on lists that is also known as the scan operator
 * Raster scan, the rectangular pattern of image capture and reconstruction in television
 * Scan chain, a type of manufacturing test used with integrated circuits
 * Scan line, one line in a raster scanning pattern
 * Screen reading, on computers to quickly locate text elements and images
 * Shared Check Authorization Network (SCAN), a database of bad check writers and collection agency for bad checks
 * Space Communications and Navigation Program (SCaN), by NASA

Medical

 * Schedules for Clinical Assessment in Neuropsychiatry (SCAN), a set of psychiatric diagnostic tools by WHO
 * DMSA scan, a radionuclide scan used in kidney studies
 * Medical imaging, of the interior of a body
 * Medical ultrasound, the medical procedure for examining internal structures, especially when applied to developing foetuses in the womb
 * CT scan (computed tomography scan)
 * Magnetic resonance imaging, MRI scan
 * Switch access scanning, a technique that allows users with motor impairments to use a computer using switch access
 * Partner-assisted scanning, a technique that allows a person with severe disabilities to communicate

Businesses

 * Scan Furniture, a former US chain in Washington, D.C., US
 * SCAN Health Plan, not-for-profit health care company based in Long Beach, California, US
 * Scan AB or Scan Foods UK Ltd, the Swedish and UK subsidiaries of the Finnish HKScan
 * Seattle Community Access Network, a former TV channel in Seattle, Washington, US
 * Scan (company), a software company based in Provo, Utah, US

Publishing

 * Social Cognitive and Affective Neuroscience, a scientific journal
 * Scanning (journal), a scanning microscopy scientific journal published by Hindawi
 * Scan: Journal of Media Arts Culture, former online journal published by Macquarie University, Sydney, Australia
 * SCAN (newspaper), the student newspaper at Lancaster University, UK

Other uses

 * Scansion, in poetry
 * Scan reading, a method of speed reading
 * Scientific content analysis (SCAN), a disputed technique
 * "Scan" (Prison Break episode), an episode of the television series Prison Break