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A nurse is caring for a client with eclampsia who is receiving magnesium sulfate intravenously.

Which of the following findings indicates magnesium toxicity?

A.

Hyperreflexia

B.

Tachycardia

C.

Oliguria

D.

Hypertension

Answer and Explanation

The Correct Answer is C

Fetal heart rate decelerations indicate a possible compromise of fetal oxygenation and should be reported to the provider immediately. Decelerations can be caused by various factors such as cord compression, uterine hyperstimulation, maternal hypotension, or placental abruption .

Choice A is wrong because a fetal heart rate of 140 beats per minute is within the normal range of 110 to 160 beats per minute .

Choice B is wrong because uterine contractions every 10 minutes are not abnormal in a client with severe pre-eclampsia who is receiving magnesium sulfate. Magnesium sulfate is used to prevent seizures and lower blood pressure in pre-eclampsia, but it does not stop labor .

Choice D is wrong because uterine contractions lasting 60 seconds are not a sign of …


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Related Questions

Correct Answer is A

Explanation

A. To prevent seizures.

Magnesium sulfate is a mineral that can reduce seizure risks in women with severe preeclampsia.It is often given intravenously and can also be used to prolong pregnancy for up to two days.Magnesium sulfate is also used to prevent and manage seizures in women with postpartum preeclampsia.

• Statement B is wrong because magnesium sulfate does not lower blood pressure.It may be given along with medications that help reduce blood pressure.

• Statement C is wrong because magnesium sulfate does not induce labor.It may be given to delay delivery for up to 48 hours to allow time for the administration of drugs that speed up the baby’s lung development.

• Statement D is wrong because magnesium sulfate does not reduce edema.Edema is a common symptom of preeclampsia, but it is not a direct cause of complications.

Correct Answer is B

Explanation

Elevated serum lactate dehydrogenase (LDH) indicates hemolysis, which is one of the components of HELLP syndrome.Hemolysis is the destruction of red blood cells that occurs when they pass through damaged blood vessels.

Choice A is wrong because elevated serum creatinine indicates kidney dysfunction, which is not specific for hemolysis.

Choice C is wrong because elevated serum alkaline phosphatase (ALP) indicates liver damage, which is another component of HELLP syndrome, but not specific for hemolysis.

Choice D is wrong because elevated serum uric acid indicates increased purine metabolism, which can be associated with preeclampsia and HELLP syndrome, but not specific for hemolysis.

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