RDMS – Registered Diagnostic Medical Sonographer

The globally recognized standard
of excellence in sonography

The only means of obtaining the RDMS credential is by examination. Required examination prerequisites must be fully met before an applicant can earn an ARDMS credential. Applicants are required to pass two comprehensive examinations to earn the RDMS credential listed below.

Physics Examination*:

Sonography Principles and Instrumentation (SPI)

Specialty examinations within the RDMS credential:

Abdomen

Breast

Fetal Echocardiography

Neurosonology

Obstetrics & Gynecology

Please note: Applicants may pursue the FE specialty under either the RDMS or RDCS credential. Once the designated credential is earned, it cannot be switched.

*The UPI, CPI and VPI examinations have been replaced by the SPI examination and are no longer offered by ARDMS.

Apply Online
General App Book
PVI App Book
Clinical Verification
Prerequisite Chart
Discipline
Status Verification
Contact ARDMS

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