RT Book, Section A1 Palatnick, Wesley A2 Schafermeyer, Robert A2 Tenenbein, Milton A2 Macias, Charles G. A2 Sharieff, Ghazala Q. A2 Yamamoto, Loren G. SR Print(0) ID 1105687095 T1 Methemoglobinemia T2 Strange and Schafermeyer's Pediatric Emergency Medicine, 4e YR 2014 FD 2014 PB McGraw-Hill Education PP New York, NY SN 978-0-07-182926-7 LK accessemergencymedicine.mhmedical.com/content.aspx?aid=1105687095 RD 2024/03/29 AB Suspect methemoglobinemia in patients with cyanosis unresponsive to 100% oxygen.The antidote for methemoglobinemia is methylene blue.In patients with methemoglobinemia, conventional pulse oximetry produces factitiously low oxygen saturations.Co-oximetry is the method of choice for methemoglobin measurement.Young infants with diarrhea and sepsis can develop methemoglobinemia.