Neonatal cystic fibrosis screening

Alternative Names

Cystic fibrosis screening – neonatal; Immunoreactive trypsinogen; IRT test

Definition of Neonatal cystic fibrosis screening

Neonatal cystic fibrosis screening is a blood test that looks for increased levels of immunoreactive trypsinogen (IRT), an enzyme produced by the pancreas.

Review

Neil K. Kaneshiro, MD, MHA, Clinical Assistant Professor of Pediatrics, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc. – 7/14/2010

Infant blood sample

ADAM Medical Encyclopedia

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