Resources
Registry Exam Resources
Essential information for ARRT and ARDMS certification. Contact details, pass rates, certification guides, and links to professional organizations.
ARRT Resources
Contact info, exam pass rates, and retake policies for the American Registry of Radiologic Technologists.
ARDMS Resources
Contact info, certification pathways, and credentials for the American Registry for Diagnostic Medical Sonography.
Free Practice Questions
Try our Question of the Day for ARRT and ARDMS exams. New questions daily—no signup required.
Credentialing Organizations
Official credentialing bodies for ultrasound and radiography certifications.
ARDMS
American Registry for Diagnostic Medical Sonography
The premier certification organization for diagnostic medical sonography professionals. Offers credentials including RDMS, RDCS, RVT, and more.
ARRT
American Registry of Radiologic Technologists
The world's largest credentialing organization for medical imaging and radiation therapy professionals.
CCI
Cardiovascular Credentialing International
Credentialing organization for cardiovascular technology professionals offering credentials in echocardiography, vascular, and more.
Professional Organizations
Membership organizations offering education, networking, and career resources.
SDMS
Society of Diagnostic Medical Sonography
The largest professional organization for sonographers, providing education, advocacy, and resources for ultrasound professionals.
Member Benefits
- Continuing education
- JDMS journal access
- Career resources
ASE
American Society of Echocardiography
The largest global organization for cardiovascular ultrasound imaging, providing guidelines, education, and advocacy.
Member Benefits
- Echo guidelines
- JASE journal
- Conference access
SVU
Society for Vascular Ultrasound
Professional society dedicated to excellence in vascular ultrasound through education, research, and advocacy.
Member Benefits
- Vascular education
- JVU journal
- Networking
AIUM
American Institute of Ultrasound in Medicine
Multidisciplinary organization dedicated to advancing the safe and effective use of ultrasound in medicine.
Member Benefits
- Practice guidelines
- JUM journal
- Annual convention
Exam Content Resources
Official exam content outlines and specifications from credentialing organizations.
ARDMS Content Outlines
Official exam content outlines for all ARDMS certification exams including SPI, AB, OB/GYN, and more.
ARRT Exam Content Specifications
Detailed content specifications for ARRT certification and registration examinations.
CCI Exam Content Outlines
Exam blueprints and content outlines for CCI cardiovascular credentialing exams.
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