Intraoperative cardiac arrest in acquired long QT syndrome.

A healthy female sustained a life-threatening arrhythmia and cardiac arrest while undergoing routine surgery under general anaesthesia. Resuscitation was prolonged but successful, with a complete neurological recovery.

Neuroaxial blocks and LMWH thromboprophylaxis.

In the last 12 months, the Food and Drug Administration issued two documents warning the medical profession about the concurrent use of low molecular weight heparins (LMWHs) and neuroaxial blocks. This article summarizes the American and European experiences with LMWH thromboprophylaxis that could help with risk assessment.

Maternal inspired oxygen concentration and neonatal status for caesarean section under general anaesthesia. Comparison of effects of 33% or 50% oxygen in nitrous oxide.

The relationship between maternal FIO2 and umbilical venous PO2, PCO2, pH and neonatal Apgar and TSR (time to sustained respiration) scores was studied in 35 patients undergoing Caesarean section under general anaesthesia. Patients were allocated randomly to breathe an FIO2 of either 0.5 or 0.