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ACR Appropriateness Criteria®
Procedure Abbreviation List

Abbreviation

Description

CT

Computed tomography

CTA

Computed tomography angiography

DXA

Dual energy x-ray absorptiometry

EBRT

External beam radiation therapy

EFRT

Extended field radiation therapy

ERCP

Endoscopic retrograde cholangiopancreatography

FDG

Fluorine-18-2-fluoro-2-deoxy-D-glucose

fMRI

Functional magnetic resonance imaging

HT

Hormone therapy

IFRT

Involved field radiation therapy

IMRT

Intensity-Modulated Radiation Therapy

INV

Interventional

KUB

Kidneys, ureters, bladder

LND

Lymph node dissection

MEG

Magnetoencephalography

MIBG

Meta-iodobenzylguanidine

MRA

Magnetic resonance angiography

MRCP

Magnetic resonance cholangiopancreatography

MRI

Magnetic resonance imaging

MRV

Magnetic resonance venography

MSI

Magnetic source imaging

NUC

Nuclear Medicine

PBI

Partial breast irradiation

PET

Positron emission tomography

PTC

Percutaneous transhepatic cholangiography

QCT

Quantitative computed tomography

QUS

Quantitative ultrasound

RBC

Red blood cell

RT

Radiation therapy

SLN

Sentinel lymph node

SPECT

Single-photon emission tomography

SRS

Stereotactic radiosurgery

STLI

Subtotal lymphoid irradiation

SXA

Single x-ray absorptiometry

US

Ultrasound

VFA

Vertebral fracture assessment

WBC

White blood cell

WBRT

Whole brain radiotherapy