AAA abdominal aortic aneurysm
ACR American College of Radiology
AML acanthiomeatal line
AP anteroposterior
ASRT American Society of Radiologic Technologists
BE barium enema
BPH benign prostatic hyperplasia
BUN blood urea nitrogen
CDC Centers for Disease Control and Prevention
CPR cardiopulmonary resuscitation
CR central ray
CT computed tomography
CTC CT colonography
CVA cerebrovascular accident
EAM external acoustic meatus
ED emergency department
ERCP endoscopic retrograde cholangiopancreatography
GML glabellomeatal line
GSW gunshot wound
HSG hysterosalpingography
IAM internal acoustic meatus
IOML infraorbitomeatal line
IPL interpupillary line
IR image receptor
IUD intrauterine device
IV intravenous
IVP intravenous pyelogram
IVU intravenous urography
KUB kidneys, ureters, and bladder
MML mentomeatal line
MPR multiplanar reconstruction
MRI magnetic resonance imaging
MVA motor vehicle accident
NPO nil per os (nothing by mouth)
OID object–to–image receptor (IR) distance
OML orbitomeatal line
PA posteroanterior
PTC percutaneous transhepatic cholangiography
RUQ right upper quadrant
SID source–to–image receptor (IR) distance
SMV submentovertical
TEA top of ear attachment
TMJ temporomandibular joint
UGI upper gastrointestinal
UPJ ureteropelvic junction
UVJ ureterovesicle junction
VC virtual colonoscopy
VCUG voiding cystourethrogram