What is a Trio Smart Test (Non-Invasive Prenatal Test) and where can a patient undergo one?

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Last updated: March 13, 2025View editorial policy

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From the Guidelines

A Trio Smart Test, also known as Non-Invasive Prenatal Test (NIPT), is a screening tool for fetal chromosome abnormalities that can be undergone at obstetrician-gynecologist (OB-GYN) clinics, prenatal care centers, or hospitals that offer prenatal testing services. This test is recommended by the American College of Medical Genetics and Genomics (ACMG) for all pregnant individuals over traditional screening for common trisomies and single chromosome abnormalities (SCAs) in singleton pregnancies 1. The test involves a single blood draw in the first trimester, which provides convenient and reliable results for patients.

Key Points About the Trio Smart Test

  • The test is used to screen for fetal chromosome abnormalities, such as trisomies and SCAs
  • It is recommended for all pregnant individuals, regardless of risk level
  • The test involves a single blood draw in the first trimester
  • Results are reliable and accurate, reducing the need for invasive diagnostic testing
  • Patients can undergo the test at OB-GYN clinics, prenatal care centers, or hospitals that offer prenatal testing services

Importance of Counseling and Education

Careful and thorough counseling is imperative to provide patients with meaningful recommendations and to ensure they understand the benefits and limitations of the Trio Smart Test 1. Healthcare providers should be educated and trained on the test and its implications, and patients should receive informative materials that are free of marketing interests. Further study is needed to address the potential harms and limitations of the test, as well as to validate its use in screening for copy number variations (CNVs) 1.

Access to the Trio Smart Test

Patients can access the Trio Smart Test through their primary care physician or OB-GYN, who can order the test if clinically indicated. Some healthcare providers may also offer at-home test kits that can be completed by the patient and mailed back for analysis. However, it is essential to consult with a healthcare provider before undergoing the test to discuss the benefits and limitations and to determine if it is the right choice for individual patients.

From the Research

Definition of Trio Smart Test

  • A Trio Smart Test is a type of Non-Invasive Prenatal Test (NIPT) that uses cell-free DNA (cfDNA) to screen for certain genetic conditions, such as trisomy 21,18, and 13 2.
  • NIPT is a highly accurate technique that uses maternal serum to detect chromosomal disorders 3.

Where to Undergo a Trio Smart Test

  • Patients can undergo a Trio Smart Test at a healthcare provider's office or a medical facility that offers prenatal genetic testing services.
  • It is recommended that patients discuss their testing options with their healthcare provider to determine the best course of action for their individual needs and preferences 4, 5.
  • Prenatal care providers, such as obstetrician-gynecologists or midwives, can offer and discuss Trio Smart Test options with their clients 3.
  • Professional organizations, such as the American College of Obstetricians and Gynecologists, provide guidelines and recommendations for prenatal genetic testing, including NIPT 3, 6.

Availability of Trio Smart Test

  • The Trio Smart Test is a relatively new technology that is rapidly being introduced as a first trimester screening tool 3.
  • The test is increasingly being requested by pregnant women, and healthcare providers should be aware of and understand the testing options available to assist women and their families in making informed decisions during pregnancy 3.
  • The availability of the Trio Smart Test may vary depending on the location and healthcare provider, and patients should consult with their healthcare provider to determine if the test is available and suitable for their individual needs 4, 5.

References

Guideline

Guideline Directed Topic Overview

Dr.Oracle Medical Advisory Board & Editors, 2025

Research

Prenatal genetic testing 1: screening tests.

Current opinion in pediatrics, 2022

Research

Prenatal Genetic Testing Options.

Pediatric clinics of North America, 2019

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

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