This result signifies that this patient has one copy of a variant [variant] associated with malignant hyperthermia susceptibility. Halogenated volatile anesthetics or depolarizing muscle relaxants are relatively contraindicated in persons with MHS. They should not be used, except in extraordinary circumstances where the benefits outweigh the risks. Please consult a MHS specialist or contact MHAUS (https://www.mhaus.org/healthcare-professionals/) for further information.