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ARDMS OBGYN Exam Overview:
| Certification Vendor: | ARDMS (American Registry for Diagnostic Medical Sonography) |
|---|---|
| Exam Name: | Obstetrics & Gynecology Specialty Examination |
| Exam Number: | OB/GYN |
| Available Languages: | English |
| Related Certifications: | SPI (Sonography Principles & Instrumentation) |
| Real Exam Qty: | Approx. 170 |
| Exam Duration: | 180 (including 5-minute survey) |
| Passing Score: | 555 (scaled, range 300–700) |
| Exam Format: | PACSim, Multiple Choice, Hotspot |
| Certificate Validity Period: | Valid indefinitely while maintaining active status; 30 CME hours every 3 years + annual renewal fee required |
| Exam Price: | $275 USD (additional $50 USD outside US/Canada/Mexico) |
| Recommended Training: | ARDMS Practice Exam ARDMS Official Prepare Resources |
| Exam Registration: | Pearson VUE Scheduling ARDMS OB/GYN Exam Page Official ARDMS Application Portal |
| Exam Way: | Computer-based testing at Pearson VUE test centers or online proctored via OnVUE |
| Pre Condition: | Must pass the SPI (Sonography Principles & Instrumentation) exam AND meet one of the eligibility pathways: (1) Graduate from CAAHEP-accredited sonography program; (2) Bachelor's degree + 12 months full-time clinical OB/GYN experience; (3) 24 months full-time clinical sonography experience; (4) Hold qualifying credential (MD/DO, ARRT, etc.) + documented experience. Both SPI and OB/GYN must be passed within 5 calendar years of each other. |
| Official Syllabus URL: | https://www.ardms.org/get-certified/obstetrics-gynecology/ |
ARDMS OBGYN Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Physics & Instrumentation | 8% | - Ultrasound Principles & Equipment
|
| Obstetrics — First Trimester | 12% | - Early Pregnancy Confirmation & Dating
|
| Protocols & Procedures | 24% | - Indications & Special Considerations
|
| Gynecology — Pelvic Anatomy & Physiology | 19% | - Gynecologic Pathology
|
| Obstetrics — Second & Third Trimesters | 37% | - Maternal Conditions & Complications
|
OBGYN Exam FAQ: Reduce Your Risk, Read This First
ARDMS Obstetrics & Gynecology is an official ARDMS (American Registry for Diagnostic Medical Sonography) exam, identified by exam code OBGYN. Passing it earns the RDMS — Obstetrics & Gynecology (OB/GYN) certification at the Specialty / Professional level. It also relates to SPI (Sonography Principles & Instrumentation). Certifications like this one remain a reliable route to standing out: they prove ability in a way resumes alone cannot.
The ARDMS Obstetrics & Gynecology exam contains Approx. 170 questions to complete within 180 (including 5-minute survey). The candidates who run out of time are usually the ones who never practiced against a clock. The Prep4SureReview software engine lets you limit your test time exactly like the real exam, exposing pacing weaknesses while they are still free to fix.
You need 555 (scaled, range 300–700) to pass ARDMS Obstetrics & Gynecology, and the official registration fee is $275 USD (additional $50 USD outside US/Canada/Mexico). Retakes charge the full $275 USD (additional $50 USD outside US/Canada/Mexico) again, which makes failing a genuinely expensive outcome. Reduce that risk the rational way: practice with the Prep4SureReview questions until your scores sit consistently above the requirement, then book.
Must pass the SPI (Sonography Principles & Instrumentation) exam AND meet one of the eligibility pathways: (1) Graduate from CAAHEP-accredited sonography program; (2) Bachelor's degree + 12 months full-time clinical OB/GYN experience; (3) 24 months full-time clinical sonography experience; (4) Hold qualifying credential (MD/DO, ARRT, etc.) + documented experience. Both SPI and OB/GYN must be passed within 5 calendar years of each other.
Vendor requirements change from time to time, so verify the current conditions before registering via the official exam page.
Registration for ARDMS Obstetrics & Gynecology runs through the official channels below.
One practical note: the exam is delivered Computer-based testing at Pearson VUE test centers or online proctored via OnVUE.
ARDMS (American Registry for Diagnostic Medical Sonography) recommends the following training for ARDMS Obstetrics & Gynecology candidates.
Whatever training you take, anchor it with the 0 practice questions in the Prep4SureReview OBGYN package, each with a detailed explanation that turns every mistake into a lesson.
Yes. You can download the free demo of the ARDMS Obstetrics & Gynecology questions before you buy, and after purchase you have the right to one year of free updates. When your product expires, extending the update service costs 50% of the regular price. Three versions, PDF, software, and online APP, let you study the way that suits you.
A 100% money-back guarantee protects you under clear conditions. Take the ARDMS Obstetrics & Gynecology exam within 60 days of purchase; if you fail, you can claim a full refund, provided the exam matches your product. Attempts within 3 days of purchase are ineligible, as are downloaded-but-unused products, free materials, and expired orders; the candidate name must match the payer name. Submit a scanned enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. Alternatively, exchange for two other exam products of equal value, free, while keeping the update service on your original purchase.
Delivery is instant: files unlock for download at payment and are automatically emailed within one minute. If nothing arrives within 2 hours, check spam and contact customer service, available 24/7. Installation is unlimited across your computers.
The ARDMS Obstetrics & Gynecology syllabus divides into 5 domains. The leading areas are Physics & Instrumentation (8%), Obstetrics — Second & Third Trimesters (37%), and Obstetrics — First Trimester (12%). The complete outline is published above; knowing your shortcomings starts with knowing the syllabus.
