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Pediatric Sonography (PS)

You can now take your PS examination online from home. Learn more! 

​​​​​​​​The Pediatric Sonography (PS) examination tests the requisite pediatric sonography knowledge, skills, and abilities essential to Sonography Professionals. If you are a physician interested in applying for the RDMS credential with a PS specialty, please visit the website​ for ARDMS’s physician-centric companion Council, the Alliance for Physician Certification & Advancement (APCA).

To earn a Registered Diagnostic Medical Sonographer (RDMS) credential with a PS specialty, you must pass the Sonography Principles and Instrumentation (SPI) examination and the PS examination within five years.

You must wait until the next administration to retake the PS examination if you do not pass the examination.

PS EXAMINATION OVERVIEW

The PS examination assesses the knowledge, skills and abilities in the areas of the head, spine, chest, hips/ joints and the male and female genitourinary system of the pediatric patient.

Applicants may pursue the PS specialty under the RDMS credential. Once the PS examination is passed under the selected credential, it cannot be switched.

As a windowed examination, scores for the PS examination will be available approximately 60 days after the close of the administration. For more information, review the “Scoring” tab.

We periodically conduct a PS Practice Analysis update the PS examination to reflect the frequency and importance of PS tasks being performed by Sonography Professionals.

The latest PS Practice Analysis concluded in 2021. Click to view the 2021 PS Practice Analysis Results.

All questions on the Pediatric Sonography (PS) examination will fall under the domains and subdomains listed in the PS content outline. It is essential that you review the PS Content Outline to understand what will be covered in the examination.

The PS examination is three hours and contains approximately 170 multiple-choice questions, which include hotspot questions. The hotspot questions are Advanced Item Type questions that assess and measure your practical sonography skills.

To earn a Registered Diagnostic Medical Sonographer (RDMS) credential with an PS specialty, you must pass the Sonography Principles and Instrumentation (SPI) examination and the PS examination within five years.

After passing the SPI examination, you can earn additional credentials without having to retake the SPI examination, provided you maintain active status.

Note: The PS Examination is a windowed examination. Therefore, it is only offered during select periods of the year. Please refer to the “Schedule” tab for upcoming dates.

ARDMS functions under policies intended to demonstrate impartiality, high ethical standards and validity of its certification assessments. ARDMS does not restrict Applicants, Candidates or becoming a Registrant based on limiting conditions, such as membership of an association or professional society of any organization. ARDMS will not unfairly impede or inhibit access to its certification to Applicants, Candidates or Registrants who meet our stated policies regarding qualification requirements, renewal requirements and/or passing ARDMS’ psychometrically sound certification assessments.

To earn an RDMS, RDCS, RVT or RMSKS credential, you must pass the SPI examination and a corresponding specialty examination within five years, regardless of sequence. This five-year rule does not apply if you are seeking additional specialties under a credential already earned or if you have already earned a credential with the SPI examination. If you do not complete both examinations within the five-year period, you must retake the examination previously passed.

The five-year rule is based on the calendar year (January 1 through December 31). The five-year period begins the day you pass the first examination, and it includes any time that remains in that year plus the next five years. For example, a candidate who passed the first ARDMS examination on June 6, 2010, is required to pass the second examination by December 31, 2015.

PS PREREQUISITES

To sit for the PS examination and earn the RDMS credential, First-Time Applicants must select a prerequisite that best meets your education and clinical experience.

Physicians can now apply under the new ARDMS physician prerequisite. Learn more!

Click to view the ARDMS General Prerequisites.

To earn an ARDMS credential, Applicants must choose and meet the requirements of a prerequisite. Review the Prerequisite Prep tool to help guide you through the prerequisite selection process and to select a prerequisite that best meets your education and clinical ultrasound experience.

Re-Applicant – A re-applicant is a Candidate or Registrant who has previously applied and been approved by ARDMS to take or has taken an ARDMS examination and who is applying to take another examination; this does not include an individual who has only been approved for MSKS, MW examinations and approval of the Sonography Principles & Instrumentation (SPI) examination under the SPI Examination Requirement Pathway. Re-applicants should apply as such and thus this guide isn’t necessary for you.

If you were previously approved to sit for any of the following Sonographer-level specialty examinations:
     1. Abdomen (AB)
     2. Obstetrics and Gynecology (OB/GYN)
     3. Breast (BR)
     4. Fetal Echocardiography (FE)
     5. Pediatric Sonography (PS)
     6. Adult Echocardiography (AE)
     7. Pediatric Echocardiography (PE)
     8. Vascular Technology (VT)
• If you were previously approved to sit for the SPI examination under a prerequisite (excludes
approval of the SPI examination under the SPI Examination Requirement)
Applying as a Re-applicant:
• If you have a current PS Clinical Verification (CV) Form on file, you will need to submit the
application and examination fee only. The application will automatically be approved and
you will be able to schedule within a day.
• If you do not have a current PS CV Form on file, you will need to submit the application, the
examination fee and a current PS CV Form. To access your active CV Forms, please log into
 MY ARDMS ​ and click on “Clinical Verification Form” under “Application Center.”
You must wait until the next administration to retake the PS examination if you do not pass it.
PS EXAMINATION FEES

The PS examination fee is $275 USD, which includes a $100 USD non-refundable processing fee.

If you take an ARDMS examination at an international test center (outside the U.S., Canada and Mexico), you will be charged an additional non-refundable $50 USD fee when you schedule your examination. This fee is subject to change without notice.

Reimbursement Information for U.S. Armed Forces Veterans: 

Learn more about the GI Reimbursement Program for the United States Armed Forces Veterans.

The PS Examination is a windowed examination. Therefore, it is only offered during select periods of the year. Please refer to the “Schedule” tab for upcoming dates.

Once you are ready to apply for an ARDMS examination, follow the steps below:

  1. Log in to MY ARDMS and choose the “Apply Online” option.
  2. Complete the online application form and submit payment. If you are a first-time applicant, you are required to choose a general prerequisite under which to apply.
  3. Gather your supporting documentation and submit at time of application
  4. To upload your documentation to your MY ARDMS account, click the “My Resources” tab, then “Upload Documents”. For “File Type” select “Application Documents”

For more details, please visit the ARDMS How to Apply Guide. For a copy of this guide, complete the How to Apply Guide Request.

Once we have reviewed your information, we will email you with either an Examination Confirmation Letter (ECL) or a request for additional documentation. When you receive the ECL, you may contact Pearson VUE to schedule an examination appointment during your eligibility period.

If you are found ineligible to take the examination, your application will be partially refunded (less the $100 USD processing fee per examination).

The required supporting documents depend on your chosen prerequisite and must be submitted online with your application.

Please note: We do not review application documentation received prior to receipt and payment of the online application.

Application Letter Requirements

When applying for the examination, if your prerequisite selection requires documentation of clinical experience, please note the following:

  • All letters must be printed on the official institution/employer letterhead and include the institution/company name, address, and telephone number as shown in the sample letters.
  • All letters must be dated.
  • Employer Letters must specify whether the experience was obtained on a full-time or part-time basis and should include the total number of paid clinical hours as indicated in the sample letters.
  • Program Completion Letters must include the total number of hours in the program and should separately state the number of didactic and clinical hours in the program as indicated in the sample letters.
  • All letters must clearly state the start and end dates of employment or program in mm/dd/yyyy format.
  • All letters must specify the specialties in which the experience was obtained.
  • All letters must include a hand-written signature. Stamped and/or computer-generated signatures will not be accepted.
  • Include the ARDMS/APCA number or physician license number in the signature as indicated in the sample letters.

Sample Letters

CV Forms 

Do you have an unreported compliance violation? The examination application will ask you to attest to being compliant with the ARDMS Compliance Policies. If you are unsure if you have a compliance violation or if you have a violation to report, please take a moment to watch the short informational video for guidance. For additional assistance please contact Compliance@Inteleos.org.

​Degrees earned internationally must be evaluated prior to selecting a prerequisite. We require a course by course evaluation. Click for a complete list of Evaluation Agencies for International Degrees.

Applicants that have passed all three parts of the Educational Commission for Foreign Medical Graduates (ECFMG®) certification may submit a copy of the ECFMG® certificate with a copy of an active MD or DO license from the U.S. or Canada in lieu of the evaluation.

The application checklist is a helpful, online tool that lets you track the status of your submitted application. To view it, log into MY ARDMS and visit “Application Checklist” from the “Application Center” drop-down menu.

Once we have reviewed your documentation, you can find out what documentation we accepted and what additional documentation we may still need by selecting “View Checklist.” If “View Checklist” is not available, it simply means we have not yet reviewed your documentation.

You can also use the following checklist to ensure that you are submitting all the required documentation:
ARDMS General Application Checklist

​If you are found eligible to take an examination, we will email you an Examination Confirmation Letter (ECL) within one to two days of application approval and you will be able to schedule your appointment at that time. The ECL will also be posted to your MY ARDMS  account and will include your eligibility period to schedule and take your examination.

If you need special accommodations, please select “Yes” for “Special Accommodations” in the application and submit the following along with your completed application:

• An original copy of a letter dated within the past five years and typed on official
letterhead from a qualified physician or health care provider who specializes in the
disability. This letter must document the disability and its severity, describe the
applicant’s limitation due to the disability and state exactly what accommodations are
recommended. The letter must contain an original signature and the physician’s or
provider’s credentials.
• An original copy of a comprehensive medical evaluation/report of the diagnosed
disability from the physician or health care provider, dated within the past five years.
• A completed Americans with Disabilities Act ADA Special Accomodations Questionnaire, which must be submitted each time you apply for an examination.

For more information, visit Americans with Disabilities Act.

SCHEDULE AN EXAMINATION

The PS examination is only offered during select periods of the year. See schedule below.

Application Dates for PS Examination  PS Examination Administration Dates
December 17, 2024 – February 25, 2025 March 11, 2025 – April 10, 2025
June 17, 2025 – August 26, 2025 September 9, 2025 – October 9, 2025


*NOTE: Application window closes at midnight EST.

Once your PS application has been approved, an Examination Confirmation Letter (ECL) will be emailed to you so that you can schedule an appointment with Pearson VUE – ARDMS’ official testing vendor. The ECL will include your eligibility period based on the set administration dates and you are encouraged to schedule promptly to ensure availability.

If you have not done so already, visit Pearson VUE to:
• Create a Pearson VUE account
• Search for seat availability
• Locate a test center
• Schedule an examination
• Contact Pearson VUE Customer Service

If you are taking the examination at an international test center (outside the U.S., Canada and Mexico), a $50 USD non-refundable fee and Value Added Tax (VAT) will be charged by Pearson VUE. All international scheduling fees and associated VAT will be charged at the time the examination is scheduled. The fees and associated VAT are subject to change without notice, and they are non-refundable.

To reschedule the date and time of your examination during your eligibility period, you must contact Pearson VUE (1-877-258-9220) at least 96 hours prior to the scheduled examination date and time.

Please note: This is a windowed examination and extensions are not available.  You can reschedule your appointment for another time within your stated eligibility period.  However, if you cannot take it within your stated eligibility period, please follow the cancellation procedure.

To cancel an examination appointment, you must contact Pearson VUE (1-877-258-9220) and cancel the scheduled appointment no later than 96 hours prior to the scheduled examination appointment time. You will receive a cancellation email from Pearson VUE.

To request a partial refund, you must wait 24 hours after canceling the appointment with Pearson VUE and then submit a cancellation/partial refund request no later than 96 hours prior to the last date of the eligibility period.

To submit this request:

  1. Log in to your MY ARDMS account
  2. Visit the “My Examination/Application Status” under “Application Center.”
  3. Select the examination you wish to request a partial refund for. ​​
  4. Complete and submit the form

We will refund your examination fee, less the $100 USD processing fee per examination, unless we receive your request too late, you never schedule your examination or you do not keep your scheduled examination appointment. Then, the entire examination and processing fees are forfeited.

Please note: This is a windowed examination and extensions are not available.  You can reschedule your appointment for another time within your stated eligibility period.  However, if you cannot take it within your stated eligibility period, please follow the cancellation procedure.

When you arrive at a test center, be prepared to:

• Check in with a Test Center Administrator
• Present one valid photo identification (ID); see Test Center Identification Requirements
• Provide a digital signature
• Have your palm vein scanned
• Take a test-day photograph

Note: The only thing that you can bring into the testing room is you. The test centers have lockers you can use to store personal belongings. Study materials as well as food and drink are prohibited in the test center. No visitors, guests, pets or children are allowed.

Important: Review ARDMS’ Examination Admission Compliance Policies to ensure you are not refused admission at the test center and do not conduct unauthorized examination behavior.

Test centers will provide white boards for notes during the examination upon request.

If you need special accommodations, please select “Yes” for “Special Accommodations” in the application when you apply.

ABOUT THE PS PRACTICE TEST

Taking a practice test or two is a great way to prepare for your actual examination. We offer a Pediatric Sonography (PS) Practice Test that simulates the computer interface used in the actual test center environment. The PS practice test review is comprised of 30 sample questions and is 30 minutes long.

After you complete a practice test, you will be emailed a report that shows the number of questions you answered correctly. While the report is an indication of your knowledge, the practice tests results should not be used to predict how well you will perform on the actual examination at the test center.

See FAQs for additional information.

Each practice test costs $45 USD.

You can now register for a PS practice test by signing into your MY ARDMS account and clicking the Sign Up/View Practice Test option in the Application Center tab. You can also view the computer system requirements in your MY ARDMS portal. For any general questions or technical problems regarding the practice tests, please call ARDMS at (800) 541-9754 option 1 or email practicetests@inteleos.org.

Before you start your test you should review the test tutorial. Please note you will not get a chance to review the test tutorial during the actual practice test, so please prepare accordingly. Once your session begins, you have 30 minutes to complete the practice test.

Register for a PS practice test, by signing in your MY ARDMS  account.

To see the content areas covered and the approximate distribution of the questions across the content outline, please click the link below:

PS Content Outline

Your score report will display and include performance feedback for these content areas.

After all of your diligent preparation and hours spent studying, here are a few valuable tips to help make your examination day a success:

• Double check that you know where the test center is before examination day and give yourself plenty of time to get there. Remember, you MUST arrive and register at least 30 minutes before the examination begins.
• Get a good night’s sleep before you take your examination. Being well rested and relaxed when you take your examination will help you concentrate.
• Bring one form of current and valid identification that complies with the test center identification requirements.
• Travel light. The only thing you can bring into the testing room is you. You can store your personal belongings — your car keys, watch, smartphone, purse, backpack, etc. — in lockers at the test center. The following items are not allowed in test centers: study materials, food, drink, visitors/guests, pets and children.
• Request a white board if you plan to jot down notes during the examination. Test centers are using white boards (rather than paper) in an effort to “go green.”
• Be advised that the use of a calculator for this examination is prohibited.  However, you may utilize the White Board provided at the test center or the digital White Board provided for online proctoring examinations for manual calculations.

Good luck!

​Even though we offer practice examinations and sample questions, we do not offer study materials for our examinations – but our sister organizations do. You can find materials at:

• Society of Diagnostic Medical Sonography
• American Institute of Ultrasound in Medicine
• Society for Vascular Ultrasound
• American Society of Echocardiography

The PS examination features Advanced Item Type questions, which assess and measure your practical sonography skills. They include hotspot questions in which you will receive questions about individual images. You will use the cursor to mark the correct answer directly on the image.

Watch ARDMS Presents: How to Answer a Hotspot Question.

HOW IS THE PS EXAMINATION SCORED?

The PS examination evaluates the pediatric sonography knowledge and skills you must demonstrate as a Sonography Professional. The primary test result is a PASS or FAIL decision. In addition, you will receive a scaled score, ranging from 300 to 700. A scaled score of 555 is required to pass all ARDMS examinations.

The scaled score is not a percentage of correct answers, nor is it built on a “curve” where a certain percentage of scores would pass and a certain percentage would fail. To learn more, visit Notification of Results and Scoring.

​Examination results and a full score report will be available approximately 60 days after the close of the examination administration. At that time, an email will be sent to you with instructions on how to access your score report in MY ARDMS.

Candidates receiving a confirmed passing score on all required examinations and meeting all other requirements will be awarded a certification. For information on the ARDMS’ scoring methods, visit Notification of Results and Scoring.

Candidates who do not pass are invited to re-apply.

​When submitting your ARDMS application, you consent to us releasing your examination results to your educational program.

Program Directors can receive a School Report for current programs and programs completed in the past three years. To learn more, visit School Reports.

You can request a score verification for a $35 USD fee, payable by check, money order or credit card. Score verification ensures that the computer counted the correct and incorrect answers appropriately, but it does not review the questions and answers.

You must submit the completed Exam Score Verification Form within 30 days of having taken the examination in question. The Exam Score Verification Form will be returned if incomplete, unsigned or unpaid.

When deciding whether to have your score verified, please consider that ARDMS examinations are scored electronically with a high degree of accuracy, and it is unlikely that verification will alter your original score.

ARDMS certification examinations are developed to assess the knowledge and skills necessary to practice the specialty safely and competently.

Please find below pass rates for previous Pediatric Sonography (PS) ​examination administrations​:

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%