[Prolonged curarization with suxamethonium in a four-week old infant]. / Curarisation prolongée après suxaméthonium chez un nourrisson de 4 semaines.

A case of a 28-day-old infant who developed suxamethonium apnoea is described. He was found to be homozygous for atypical cholinesterase. Main characteristics of this disorder are reviewed. Other causes of prolonged apnoea in infants recovering from anaesthesia for surgery of pyloric stenosis are discussed.