Welcome to ACR dart

The ACR data archive & research toolkit (dart) Portal provides the gateway to browse and query data for research, quality improvement and clinical study operational purposes, as permitted by the access levels.

About ACR Supported Clinical Research

The American College of Radiology supports research groups designing and conducting clinical research studies and registry quality improvement programs. This ACR data archive is one example of providing external and internal researchers access to clinical and registry data.

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If you do not have an account with those ID Providers listed, then please create an ACR account. If you have trouble creating or using your existing accounts, then contact dart support at

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DIR Facility Level Dose Indices - Quarterly -DIR
(DIR Fac Qtrly) CT
Registry dataset
1180 facilities
DIR Facility Level Dose Indices - Semiannual -DIR
(DIR Fac Semi) CT
Registry dataset
1179 facilities
DIR Exam Level Dose Indices -DIR
(DIR Exam) CT
Registry dataset
666 exams
DIR 100% CT Abdomen exams - test dataset -DIR
(DIR Abd test) CT
Registry dataset
189 exams
DIR 100% CT Abdomen exams - control dataset -DIR
(DIR Abd cntrl) CT
Registry dataset
191 exams
DIAGNOSIS AND SURVEILLANCE OF INDETERMINATE PULMONARY NODULES -ACRIN
(4703) CT
Restricted-use dataset
SCREENING OF PTS WITH EARLY STAGE LUNG CA OR AT HIGH RISK FOR DEVELOPING LUNG CA -ACRIN
(4704) CT
Restricted-use dataset
DIGITAL MAMMOGRAPHY -ECOG-ACRIN
(6652) MG
Safe harbor dataset
42399 cases
CONTEMPORARY SCREENING FOR THE DETECTION OF LUNG CANCER:PRE-MALIG AND MALIG -ECOG-ACRIN
(6654) CT
Restricted-use dataset
18894 cases
MRI EVALUATION OF STAGE III BREAST PATIENTS -ECOG-ACRIN
(6657) MR
Restricted-use dataset
356 cases
MRI EVALUATION OF STAGE III BREAST PATIENTS -ECOG-ACRIN
(6657) MR
Safe harbor dataset
220 cases
MRI EVALUATION OF CONTRALATERAL BREAST -ECOG-ACRIN
(6667) MR
Restricted-use dataset
1007 cases
POSITRON EMISSION TOMOGRAPHY PRE-AND POST-TREATMENT -ECOG-ACRIN
(6668) PET/CT
Restricted-use dataset
251 cases
RTOG 0625/ACRIN 6677 -ECOG-ACRIN
(6677) MR
Restricted-use dataset
123 cases
ASSESSMENT OF TUMOR HYPOXIA IN GLIOBLASTOMA WITH PET AND MRI -ECOG-ACRIN
(6684) MR
Safe harbor dataset
50 cases
PHASE II STUDY OF 3'-DEOXY-3'-18F FLUOROTHYMIDINE (FLT) IN INVASIVE BREAST CNCR -ECOG-ACRIN
(6688) PET
Safe harbor dataset
90 cases
PHASE II STUDY OF 3'-DEOXY-3'-18F FLUOROTHYMIDINE (FLT) IN INVASIVE BREAST CNCR -ECOG-ACRIN
(6688) PET
Restricted-use dataset
90 cases
De-identified dataset of all CTC Registry -CTC
(CTC Exam) CT
Registry dataset
11747 exams
A Pennsylvania State Multisite Database of Patients with Actionable Focal Masses on Imaging -CURE13
(CURE13 AFM) Multi-modality
Restricted-use dataset
Test Project for demonstration -TEST
(DEMO) PET
Safe harbor dataset
DSI Demonstration Project for RSNA 2017 -DSI
(DSIDemo) X-RAY
Restricted-use dataset
Molecular Analysis for Therapy Choice (MATCH) -ECOG-ACRIN
(EAY131) Multi-modality
Restricted-use dataset
Normative Neuroimaging Library -HII
(NNL) MR
Restricted-use dataset
Interventional Radiology Quality Registry Pilot -IRR
(IRQRP) INV
Registry dataset
NMD raw data -NMD
(NMD raw) MG
Registry dataset
60 facilities
NMD Facility aggregate - Annual -NMD
(NMD Fac Yr) MG
Registry dataset
60 facilities
NMD Physician aggregate - Annual -NMD
(NMD Phy Yr) MG
Registry dataset
56 exams
QIN Aim 1 Image Quality -ACRIN
(QINAim1) NA
Restricted-use dataset
A Randomized Phase III Trial of Concurrent Accelerated Radiation and Cisplatin Versus Concurrent Accelerated Radiation, Cisplatin, and Cetuximab (C225) [Followed by Surgery for Selected Patients] for -RTOG
(R0522) RT
Restricted-use dataset