Code Blue: A Rare Cause for Cyanosis in a Preterm Neonate.

The article presents a case of a preterm neonate who developed methemoglobinemia following repeated lidocaine administration for chest drain placements. Topics discussed include the identification and treatment of methemoglobinemia, the potential risks of lidocaine in preterm infants, and the need for careful monitoring of methemoglobin levels in such cases.