Why the study?
Malignant hyperthermia susceptibility episodes and in vitro contracture test results seem related to individual features, prompting evaluation of variables that correlate with test results in Brazilian patients.
What clinical variables predict a positive In Vitro Contracture Test (IVCT) in patients investigated for malignant hyperthermia?
Population
80 patients investigated for MH due to personal or family history
Comparison
Positive vs negative IVCT results
Design
Retrospective observational study
Authors
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Male sex, absent weakness, and personal MH history may aid pretest risk stratification; leaves open prospective validation before changing testing thresholds.
What clinical variables predict a positive In Vitro Contracture Test (IVCT) in patients investigated for malignant hyperthermia?
Male sex, absence of muscle weakness, and personal MH background are significant predictors of a positive In Vitro Contracture Test in patients investigated for malignant hyperthermia.
Mello et al. (2022) studied this question.
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