• Ann. Thorac. Surg. · Jun 1999

    Case Reports

    An unusual case of hypoxia from benzocaine-induced methemoglobinemia.

    • M S Slaughter, P J Gordon, J C Roberts, and P S Pappas.
    • Section of Thoracic Surgery, Christ Hospital and Medical Center, Oak Lawn, Illinois, USA.
    • Ann. Thorac. Surg. 1999 Jun 1;67(6):1776-8.

    AbstractHypoxemia during bronchoscopy occurs frequently. It can usually be managed by supplemental oxygen and bronchodilators or, in some cases, occasionally stopping the procedure. Benzocaine spray is commonly used as a topical anesthetic agent during bronchoscopy. However, it has been associated with the development of methemoglobinemia. The following is a case report of hypoxia during bronchoscopy from benzocaine-induced methemoglobinemia and its management.

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