Skip to main content

Upcoming holiday closures 

Quest Patient Service Centers will be closed on Friday, July 3 and Saturday, July 4, 2026, in observance of Independence Day, and to give our frontline team the time to recharge. Don't let the holiday interrupt your care. Plan your visit today.

Hide
Quest Diagnostics

Arginine to Ornithine Ratio as a Diagnostic Marker in Patients With Positive Newborn Screening for Hyperargininemia

Arginine to Ornithine Ratio as a Diagnostic Marker in Patients With Positive Newborn Screening for Hyperargininemia

Authors: Huang Y, Sharma R, Feigenbaum A, Lee C, Sahai I, Sanchez Russo R, Neira J, Brooks SS, Jackson KE, Wong D, Cederbaum S, Lacbawan FL, Rowland CM, Tanpaiboon P, Salazar D.

Mol Genet Metab Rep. 2021 Mar 3;27:100735. doi: 10.1016/j.ymgmr.2021.100735. eCollection 2021 Jun.

Specialties: Genetics, Neurology, Pediatrics, Women's Health/OB/GYN

Our company

Quest® is the brand name used for services offered by Quest Diagnostics Incorporated and its affiliated companies. Quest Diagnostics Incorporated and certain affiliates are CLIA-certified laboratories that provide HIPAA-covered services.  Other affiliates operated under the Quest® brand, such as Quest Consumer Inc., do not provide HIPAA-covered services. 

 

Quest®, Quest Diagnostics®, any associated logos, and all associated Quest Diagnostics registered or unregistered trademarks are the property of Quest Diagnostics. All third-party marks—® and ™—are the property of their respective owners. © 2026 Quest Diagnostics Incorporated. All rights reserved. Image content features models and is intended for illustrative purposes only.