// Workers AI · dad joke modeWhat did the scan say to the doctor? You're reading me wrong.

Scan, SCAN or Scanning may refer to:

Science and technology

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
scanf, a function for retrieving formatted input in the C programming language
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

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

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

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

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