[Current data on the screening of malignant hyperthermia during anesthesia]

A rare complication of general anesthesia, malignant hyperthermia is nonetheless very topical because it causes the death of young, healthy subjects who most often undergo surgery with no vital risk. Screening, an essential means of achieving riskless anesthesia, is based on testing on fresh biopsy specimens of muscle. The current state of knowledge, especially the progress made in genetics, will be commented.