Skin residual bilirubin volume: a physiologically informed framework for transcutaneous bilirubin interpretation in neonates - Takeaways - MDSpire

Skin residual bilirubin volume: a physiologically informed framework for transcutaneous bilirubin interpretation in neonates

  • By

  • H. O. Amadi

  • May 14, 2026

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  • 1

    Transcutaneous bilirubinometry (TcB) is a non-invasive method for managing neonatal jaundice in resource-limited settings.

  • 2

    Skin residual bilirubin volume (SRBV) explains the discordance between transcutaneous bilirubin levels (TBL) and total serum bilirubin (TSB).

  • 3

    TcB measurements can exceed TSB, particularly during phototherapy, due to persistent cutaneous bilirubin.

  • 4

    The study observed a reproducible 'Recovery Value Flip' phenomenon, indicating dynamic changes in bilirubin levels during treatment.

  • 5

    Incorporating SRBV into TcB interpretation enhances monitoring safety and reliability in neonatal care without laboratory access.

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