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Malignant hyperthermia (MH)

General description

Maligant hyperthermia (MH) is an inherited disorder of skeletal muscle characterized by hypercarbia, rhabdomyolysis, generalized skeletal muscle contracture, cardiac dysrhythmia, and renal failure.

Order details
Test number8062
AbbreviationMH
Sample material0.5 ml EDTA blood, 2x cheek swab, 1x special swab (eNAT)
Test duration3-5 working days
Test specifications
Symptom complexmetabolic
Inheritanceautosomal dominant
Causalitycausally
GeneRYR1
MutationA-G
LiteratureOMIA:000621-9615
Detailed description

Maligant hyperthermia (MH) is an inherited disorder of skeletal muscle characterized by hypercarbia, rhabdomyolysis, generalized skeletal muscle contracture, cardiac dysrhythmia, and renal failure, that develops on exposure to succinylcholine or volatile anesthetic agents. Specific interventions, including use of the calcium release channel antagonist dantrolene, are efficacious in reversing signs of the canine syndrome.