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Wednesday, November 16, 2022

Methemoglobinemia

REBEL Core Cast 90.0 / REBEL EM - By Anand Swaminathan - November 16, 2022
Take Home Points
  • Methemoglobinemia can result from exposure to a number of different medications. The most common are dapsone and topical anesthetic agents (i.e. benzocaine)
  • Consider the diagnosis in any patient with cyanosis and hypoxia that doesn’t respond to oxygen administration
  • Administer methylene blue to any patient with abnormal vital signs, metabolic acidosis, end organ dysfunction or, a serum level > 25%