How is neonatal abstinence syndrome (NAS) diagnosed?

Updated: Dec 20, 2017
  • Author: Ashraf H Hamdan, MD, MBBCh, MSc, MRCP, FAAP; Chief Editor: Santina A Zanelli, MD  more...
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The following studies may be necessary to diagnose cases of NAS:

  • Radioimmunoassay and enzyme immunoassay

  • Blood tests

  • Urine toxicology assays

  • Meconium analysis

  • Umbilical cord drug testing

  • Hair analysis

See Workup for more detail.

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