A nurse in a post anesthesia care unit is caring for a client who is recovering from general anesthesia and is experiencing malignant hyperthermia. Which of the following actions should the nurse take?
Administer dantrolene sodium IV.
Monitor client for rapid decrease in heart rate.
Infuse chilled lactated Ringer's IV.
Provide oxygen at 12 L/min via Venturi mask.
The Correct Answer is A
A) Administer dantrolene sodium IV: Dantrolene sodium is the treatment of choice for malignant hyperthermia. It acts as a muscle relaxant by inhibiting calcium release from the sarcoplasmic reticulum in skeletal muscles, which helps to halt the hypermetabolic crisis.
B) Monitor client for rapid decrease in heart rate: While monitoring vital signs is essential, a rapid decrease in heart rate is not a typical manifestation of malignant hyperthermia. The nurse should primarily focus on interventions to reduce hyperthermia and stabilize the client's condition.
C) Infuse chilled lactated Ringer's IV: Infusing chilled IV fluids can help lower the body temperature in malignant hyperthermia. However, this intervention is supportive and secondary to the administration of dantrolene sodium, which directly addresses the underlying pathophysiology.
D) Provide oxygen at 12 L/min via Venturi mask: Providing high-flow oxygen is necessary to manage hypoxia and metabolic acidosis associated with malignant hyperthermia. Nonetheless, this action is secondary to administering dantrolene sodium, which is crucial to stopping the hyperthermic crisis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["B","E"]
Explanation
A) Tachypnea:
Tachypnea, or rapid breathing, is not a typical symptom of acute pyelonephritis. This condition primarily affects the kidneys and urinary tract, and while it can cause systemic symptoms, tachypnea is more commonly associated with respiratory issues.
B) Nausea:
Nausea is a common symptom of acute pyelonephritis. The infection and inflammation of the kidneys can lead to gastrointestinal symptoms, including nausea and vomiting.
C) Hypothermia:
Hypothermia, or abnormally low body temperature, is not commonly associated with acute pyelonephritis. Patients with this condition are more likely to present with fever rather than hypothermia.
D) Bradycardia:
Bradycardia, or slow heart rate, is not typically seen in acute pyelonephritis. In fact, systemic infections and the associated fever can often lead to an increased heart rate (tachycardia).
E) Flank pain:
Flank pain is a hallmark symptom of acute pyelonephritis. The pain is usually located in the back and sides, near the affected kidney, and can be quite severe. This pain results from the inflammation and infection of the kidney.
Correct Answer is B
Explanation
A. Apply dry heat to help the lesions scab over.: Applying dry heat is not a recommended treatment for herpes simplex lesions. Moist heat, such as sitz baths, can help alleviate discomfort and promote healing.
B. Take three sitz baths each day to alleviate symptoms.: Sitz baths can help soothe and clean the affected area, providing relief from pain and itching associated with herpes simplex virus lesions. This is an appropriate recommendation for symptom management.
C. Apply talcum powder to the perineal area to help the lesions dry.: Talcum powder is not recommended for herpes simplex lesions as it can irritate the skin and worsen symptoms. Keeping the area dry can be beneficial, but using powders is not advised.
D. You can resume intercourse with the use of natural membrane condoms.: Condoms may reduce the risk of transmission but do not eliminate it completely. It is generally advised to avoid sexual activity during an outbreak to prevent spreading the virus.
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