Appropriateness Criteria
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ACR Appropriateness Criteria®

Abbreviation

Description

CT

Computed tomography

CTA

Computed tomography angiography

DXA

Dual energy x-ray absorptiometry

EFRT

Extended field radiation therapy

ERCP

Endoscopic retrograde cholangiopancreatography

EUS

Endoscopic ultrasound

fMRI

Functional magnetic resonance imaging

IFRT

Involved field radiation therapy

IMRT

Intensity-Modulated Radiation Therapy

INV

Invasive

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

PET

Positron emission tomography

PTC

Percutaneous transhepatic cholangiography

QCT

Quantitative computed tomography

RCS

Renal cortical scintigraphy