Cyanosis unresponsive to oxygen administration in three children.
D002675:Child, Preschool; D003490:Cyanosis / Q000209:etiology / Q000628:therapy*; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008708:Methemoglobinemia / Q000175:diagnosis / Q000209:etiology / Q000503:physiopathology / Q000628:therapy; D010100:Oxygen / Q000627:therapeutic use*
D010100:Oxygen