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Pediatric Sonography (PS)

General Sonography and Maternal Fetal Health

Administered by ARDMS

Applications are now open

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This exam is administered by ARDMS.

SPI Required?

Within 5 years

Application Window

06/23/2026 - 09/01/2026

Exam Fee

$300 USD

Exam Window

09/15/2026 - 10/08/2026

The Pediatric Sonography (PS) exam will test your knowledge of various systems in pediatric patients.

Overview

The exam assesses the knowledge, skills, and abilities that every pediatric practice needs.

Topics and Anatomy

  • Anatomy and Physiology
  • Congenital Variants, Pathology, and Pathophysiology
  • Data and Protocols
  • Physics and Instrumentation
  • Treatment and Emerging Technologies

PS is a qualified specialty 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 single purpose: reflect real-world care. We routinely evaluate and update the PS exam to ensure that it captures the requirements of today’s practice.

Latest Analysis: 2021

Question format & scoring

The PS exam covers approximately 170 questions over 3 hours.

  • Multiple choice
  • Hotspot questions: answer questions about individual images by marking directly on them

Scoring

After the exam window closes, we observe 60 days before releasing scores. Results are published on the following Monday or next business day.

  • Pass/fail score
  • Point scale 300 to 700 (555 or better passes; not percentage or curve-based)

If you do not pass, you must wait until the next administration to retake the PS exam.

Statistics

ARDMS exams assess the knowledge, skills, and abilities necessary to practice each specialty. Student pass rates vary.

2023
First-time takers: 64%
Overall: 61%
2022
First-time takers: 66%
Overall: 61%
2021
First-time takers: 88%
Overall: 84%
2020
First-time takers: 87%
Overall: 86%
2019
First-time takers: 82%
Overall: 79%
2018
First-time takers: 79%
Overall: 76%
2017
First-time takers: 95%
Overall: 94 %
2016
First-time takers: 92%
Overall: 91 %
2015
First-time takers: 90%
Overall: 90%

Content Outline

Explore exam details in this PS study guide. 

Associated Certifications

The PS exam is a qualifying specialty exam for RDMS certification. The SPI exam is also required. Take these exams in any order.

After passing the SPI exam once, you may earn additional ARDMS credentials. As long as you maintain active status, you do not need to retake SPI.

RDMS®

Registered Diagnostic Medical Sonographer

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Get Ready to Apply

Here’s what you need to apply.

Apply

2026 Applications are Now Open

Ready to take the PS exam? Applications are open now.
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Exam Day

Exam day almost here? Make sure you’re prepared. Here’s everything you need for a smooth experience.

Post Exam

Access your results or request a score verification.