The Prequel® Prenatal Screen is now the only cell-free DNA screen available at eight weeks’ gestation!
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Designed for everyone, regardless of ancestry or BMI, Myriad’s Prequel non-invasive prenatal screen can determine if a pregnancy is at an increased risk for a wide variety of chromosomal conditions like Down, Edwards or Patau syndromes, and even provide the predicted sex of the baby.
Prequel is the only prenatal cell-free DNA (cfDNA) screen with revolutionary AMPLIFY technology that increases fetal fraction for everybody, including patients with high BMI.
Screen 99.9% of all patients
Prequel® is the only cell-free DNA screen that delivers clear answers to over 99.9% of patients on the first draw at 10 weeks regardless of BMI—for the lowest failure rate in the industry of just 0.1%.1,2,3
Up to 100% PPV for 22q microdeletion detection
Give your patients the confidence of the highest published positive predictive values (PPV) of up to 100% for 22q microdeletion syndrome detection.4
Clear results, next steps, and support
Prequel results deliver clarity of a patient’s true risk with individualized PPV and residual-risk estimates to help inform next steps. All results include on-demand access to our board certified genetic counselors to ensure prenatal screening results are understood.
Every Prequel Prenatal Screen provides clear, user-friendly results and access to board-certified genetic counselors for post-test education and counseling.
Prequel reports include results for each chromosome condition screened, including trisomies, sex chromosomes, microdeletions and expanded aneuploidies. Results include screening methodology and a patient-specific risk using the test’s positive predictive value (PPV) for positive test results, or residual risk for negative results.
View positive sample reportView negative sample report
Each detected condition includes a detailed summary, including recent and relevant references to help clinicians personalize and guide care.
View conditions
For interested patients, Prequel results can also provide the predicted sex of a baby for singleton or twin pregnancies.
Prequel’s results help clinicians guide care and empower patients to take action to make the best decision for their family.
Explore different options such as:
Knowing if a child requires a certain type of care before birth means you can involve the right kind of specialists long before delivery.
Seek out a specialized facility that is equipped to manage newborns with chromosome conditions.
Guide your patients to talk with one of our board-certified genetic counselors or work with a support group to understand what could lie ahead.
Hear how non-invasive prenatal screening provided early insights into Hannah’s pregnancy and helped their family plan and prepare.
From on-demand patient education to clear results reporting, Myriad offers seamless patient care throughout the entire Prequel screening process.
Prequel patients have unlimited access to one of Myriad’s 50+ board-certified genetic counselors to help understand prenatal screening and their results.
Discuss Prequel screening with your patient and collect a patient blood sample
Submit patient sample and completed Test Request Form to Myriad, or place an order in the Myriad Provider Portal
Receive results in less than two weeks and review with patient
Refer patients to schedule a consultation with Myriad’s board-certified genetic counselors
Every Prequel Prenatal Screen provides actionable results within two weeks to inform patient care decisions.
Myriad is committed to providing patients with access to reliable and affordable genetic results through extensive coverage with most insurance plans and financial assistance programs.
Myriad believes in providing the highest quality screens for patients. From prenatal screens to precision medicine, our products are designed to give providers and patients the most reliable answer possible
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