South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde
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Anaesthesia was induced with Alfathesin (60 - 70 mul/kg) in 50 healthy mothers undergoing elective Caesarean section. Anaesthesia was maintained with nitrous oxide, oxygen, muscle relaxants and controlled ventilation. ⋯ Blood gas studies done on the mothers before induction and at delivery, revealed a mild respiratory alkalosis associated with a moderate degree of metabolic acidosis, which appeared to increase during anaesthesia. Umbilical cord blood gas analyses indicated a mild degree of fetal respiratory acidosis (mean pCO2 Uv 45,3