Malignant hyperthermia
Quiz by Konny Tumpar
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10 questions
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- Q1What is the primary cause of malignant hyperthermia during anesthesia?Defect in ryanodine receptorDehydrationExcessive fluid administrationHypothermia30s
- Q2Which medication is commonly used as a treatment for malignant hyperthermia?DantroleneFentanylEpinephrineAtropine30s
- Q3What are the typical signs of malignant hyperthermia during surgery?Decreased heart rate and low blood pressureYellowing of the skin and eyesRapid increase in body temperature and muscle rigidityExcessive sweating and diarrhea30s
- Q4Which patient population is at highest risk for malignant hyperthermia?Patients undergoing outpatient proceduresPatients with a familial history of the conditionPatients who are older than 70Patients with liver disease30s
- Q5Which of the following anesthetic agents is most commonly associated with triggering malignant hyperthermia?HalothaneKetamineNitrous oxidePropofol30s
- Q6What is the role of calcium in the pathophysiology of malignant hyperthermia?Calcium deficiency leads to muscle relaxationCalcium inhibits muscle contractionCalcium levels remain normal during an episodeExcessive calcium release causes increased muscle contraction and heat production30s
- Q7What is the importance of prompt recognition and treatment of malignant hyperthermia?Allows for longer surgeriesPrevents serious complications and reduces mortality riskDecreases recovery timeIncreases anesthesia effectiveness30s
- Q8What is the most effective way to diagnose a patient at risk for malignant hyperthermia before surgery?Radiological imaging of musclesFamily history assessment for malignant hyperthermiaPsychological evaluationPreoperative blood tests30s
- Q9Which laboratory finding is typically observed in patients experiencing malignant hyperthermia?Low creatinine levelsHyponatremiaHyperkalemiaHypoglycemia30s
- Q10During an episode of malignant hyperthermia, what metabolic disturbance is commonly observed?Respiratory acidosisHypercapniaMetabolic alkalosisLactic acidosis30s