Extreme Methemoglobinemia After Topical Benzocaine: Recognition by Pulse Oximetry

J Pediatr. 2017 Feb:181:319. doi: 10.1016/j.jpeds.2016.10.081. Epub 2016 Nov 21.

Authors

Chelsea Cash¹, Donald H Arnold²

Affiliations

¹ Department of Emergency Medicine Monroe Carell Jr. Children's Hospital at Vanderbilt.
² Departments of Pediatrics and Emergency Medicine Vanderbilt University School of Medicine Nashville, Tennessee.

PMID: 27881239
DOI: 10.1016/j.jpeds.2016.10.081

No abstract available

Keywords: cyanosis; methemoglobin; methemoglobinemia; pulse oximetry.

Publication types

Case Reports

MeSH terms

Administration, Topical
Anesthetics, Local / administration & dosage
Anesthetics, Local / adverse effects*
Benzocaine / administration & dosage
Benzocaine / adverse effects*
Child, Preschool
Cyanosis / etiology
Enzyme Inhibitors / therapeutic use
Humans
Methemoglobinemia / chemically induced*
Methemoglobinemia / diagnosis
Methemoglobinemia / drug therapy
Methylene Blue / therapeutic use
Oximetry / methods*

Substances

Anesthetics, Local
Enzyme Inhibitors
Methylene Blue
Benzocaine