SPI Required?
Application Window
Year-Round
Exam Fee
$300 USD
Exam Window
Year-Round
The Obstetrics and Gynecology (OB/GYN) exam will test your knowledge of the female reproductive system and fetus in all stages of pregnancy.
Overview
The exam assesses the basic knowledge, skills, and abilities to support the female reproductive system and the development of a fetus:
- Gynecology – pelvic anatomy and physiology
- Obstetrics – first, second, and third trimester
- Protocols and procedures
- Knowledge of instrumentation
- Physics and instrumentation
OB/GYN is a qualified specialty exam for RDMS certification. The SPI exam is also required. You must pass both exams within five years of each other, in any order.
Practice Analysis
Quality exams start with a simple purpose: reflect real-world care. We routinely evaluate and update the OB/GYN exam to ensure that it captures the requirements of today’s practice.
Question format & scoring
The OB/GYN exam covers approximately 170 questions over 3 hours.
- Multiple choice
- Hotspot questions: answer questions about individual images by marking directly on them
- Watch ARDMS Presents: How to Answer a Hotspot Question.
- Five-minute survey
Scoring
You will receive your score report at the test center after completing your exam, and it will also be available in your Pearson account. Your results will be posted to your Inteleos portal within one week.
- Pass/fail score
- Point scale 300 to 700 (555 or better passes; not percentage or curve-based)
If you do not pass, you can reapply after three days. However, you must wait 60 days before retaking the exam.
Statistics
ARDMS exams assess the knowledge, skills, and abilities necessary to practice each specialty. Student pass rates vary.
| 2023 First-time takers: 79% Overall: 74% |
2022 First-time takers: 77% Overall: 72% |
2021 First-time takers: 79% Overall: 73% |
| 2020 First-time takers: 84% Overall: 79% |
2019 First-time takers: 81% Overall: 76% |
2018 First-time takers: 81% Overall: 75% |
| 2017 First-time takers: 79% Overall: 72% |
2016 First-time takers: 79% Overall: 73% |
2015 First-time takers: 79% Overall: 72% |
| 2014 First-time takers: 80% Overall: 74% |
2013 First-time takers: 80% Overall: 74% |
Content Outline
Explore exam details in this OB/GYN study guide.
Associated Certifications
The OB/GYN exam is a qualifying specialty exam for RDMS certification. The SPI exam is also required. Take these exams in any order.
RDMS®
Registered Diagnostic Medical Sonographer
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