This page provides a complete A–Z glossary of radiology abbreviations used in diagnostic imaging, CT, MRI, fluoroscopy, radiation protection, digital imaging, and clinical practice. Each abbreviation is displayed in a mini‑card for fast review and studying.
Summary: A comprehensive radiology abbreviation library for students, technologists, and imaging professionals.
American Association of Physics in Medicine
Acute Abdominal Series
Automatic Brightness Control
Abdomen
Alternating Current
American College of Radiology
Analog-to-Digital Converter
Automatic Exposure Control
Automatic Gain Control
American Healthcare Radiology Administrators
Aluminum
As Low As Reasonably Achievable
Atomic Mass Units
Anteroposterior
Anatomical Programmed Radiography
American Radiological Nurses Association
Academy of Radiology Research
American Roentgen Ray Society
American Registry of Radiologic Technologists
Amorphous Selenium
Amorphous Silicon
American Society of Radiologic Technologists
Automatic Tube Current Modulation
Arteriovenous Malformation
Axial
Barium
Barium Swallow
Beryllium
Barium Enema
British Institute of Radiology
British Standard
Bandwidth
Bone Mineral Density
Breast Force (Mammography Compression)
Blood Urea Nitrogen
Coulomb per Kilogram
Computed Axial Tomography
Caudal
Charge Coupled Device
Compact Disc
Recordable Compact Disc
Continuing Education Unit
Coronary Heart Disease
Cinematographic Imaging
Contrast-to-Noise Ratio
Cardiopulmonary Resuscitation
Computed Radiography
Cranial
Cathode Ray Tube
Cesium Iodide
Computed Tomography
Computed Tomography Dose Index
Copper
Chest X-ray
Cone Beam CT
CT Angiography
Central Slice Plane
Dose Area Product
Data Acquisition System
Direct Current
Direct Digital Radiography
Decubitus
Department of Health
Digital Imaging and Communications in Medicine
Dose-Length Product
Detective Quantum Efficiency
Digital Subtraction Angiography
Diethylenetriaminepentaacetic Acid
Digital Video Disc
Diagnostic Reference Level
Diffusion Weighted Imaging
Electron Binding Energy
Electron Beam Computed Tomography
Electrocardiogram
Echo Planar Imaging
Electron Spin Resonance
Echo Train Length
Electron Volt
Exposure Dose Rate
Entrance Skin Exposure
Flip Angle
Fat Saturation
Food and Drug Administration
Focus-to-Detector Distance
Field Echo
Fast Fourier Transform
Free Induction Decay
Field of View
Fluoroscopy Programmed Radiography
Frames Per Second
Fast Spin Echo
Fourier Transform
Full Width at Half Maximum
Fracture
Grid Conversion Factor
Gadolinium
Gadolinium Oxysulfide
General Electric / Gradient Echo
Gastrointestinal
Gray (absorbed dose)
Glomerular Filtration Rate
Gallbladder
Hydrogen Density
Hospital Information System
Hounsfield Unit
Hertz
Half-Value Layer
Head, Eyes, Ears, Nose, Throat
International Commission on Radiological Protection
Image Intensifier
Intramuscular
Interventional Radiology / Inversion Recovery
International Organization for Standardization
Intravenous
Intravenous Pyelogram
Intravenous Urogram
Internal Auditory Canal
Joint Review Committee on Education in Radiologic Technology
Jugular Venous Pressure
Kilo-electron Volt
Kilogram
Kilovoltage Peak
Kidneys, Ureters, Bladder
Left Anterior Oblique
Liquid Crystal Display
Low Contrast Resolution
Linear Interpolator
Last Image Hold
Left Posterior Oblique
Line Spread Function
Left
Look-Up Table
Lumbar Spine
Mammography
Milliampere
Milliampere-Seconds
Medical Devices Agency
Multi-Detector CT
Medical Device Directive
Minimum Intensity Projection
Maximum Intensity Projection
Molybdenum
Magneto-Optical Disc
Magnetic Resonance Angiography
Magnetic Resonance Imaging
Magnetic Resonance Spectroscopy
Multiple Scan Average Dose
Multi-Slice CT
Modulation Transfer Function
Magnetization Vector
National Council on Radiation Protection
National Electrical Manufacturers Association
Noise Equivalent Quanta
Number of Excitations
Nuclear Regulatory Commission
National Radiological Protection Board
Sodium Iodide
Oblique
Optical Density
Oxygen
Operating Room
Posteroanterior
Picture Archiving and Communication System
Lead
Positive Beam Limitation
Photomultiplier Tube
Pulsed Optically Stimulated Luminescence
Pulses Per Second
Presaturation
Point Spread Function
Photostimulable Phosphor
Percutaneous Transluminal Coronary Angioplasty
Positron Emission Tomography
Quality Assurance
Quality Control
Quality Factor
Radiography and Fluoroscopy
Radiation Absorbed Dose
Random Access Memory
Right Anterior Oblique
Radiation Equivalent Man
Reconstruction Field of View
Rhodium
Radiology Information System
Region of Interest
Right Posterior Oblique
Radiological Society of North America
Registered Technologist
Specific Absorption Rate
Service Class Provider
Society for Computer Applications in Radiology
Silicon Controlled Rectifier
Service Class User
Spin Echo
Scan Field of View
Source-to-Image Distance
Signal-to-Noise Ratio
Sonography
Scan Projection Radiograph
Surface Shaded Display
Sievert
Single Photon Emission Computed Tomography
Short Tau Inversion Recovery
Subcutaneous
Spectral Presaturation with Inversion Recovery
Tesla
Threshold Contrast Detail Detectability
Time Delay Integration
Echo Time
Thin Film Transistor
Inversion Time
Thermoluminescent Dosimeter
Time of Flight
Tomography
Repetition Time
Turbo Spin Echo
Upper Gastrointestinal Series
Ultrasound
Ultrasonography
Upper Right Quadrant
Volume Rendering
Virtual Patient Simulation
Ventilation/Perfusion
Tungsten
Work In Progress
Window Level
Window Width
X-ray
X-ray Therapy
X-ray Fluorescence
Yttrium-90 (Radiotherapy Isotope)
Atomic Number
Effective Atomic Number