A nurse is assessing a client who has postpartum pre-eclampsia and is receiving magnesium sulfate intravenously.
Which of the following findings should alert the nurse to suspect magnesium toxicity?
Respiratory rate of 10/min
Urine output of 40 mL/hour
Deep tendon reflexes of 2+
Serum magnesium level of 6 mg/dL
The Correct Answer is A
Respiratory rate of 10/min. This is because a decreased respiratory rate is a sign of magnesium toxicity, which can occur when a client receives magnesium sulfate intravenously to treat pre-eclampsia. Magnesium sulfate can depress the central nervous system and affect the respiratory center in the brain.
Choice B is wrong because urine output of 40 mL/hour is normal for a postpartum client and does not indicate magnesium toxicity.
Choice C is wrong because deep tendon reflexes of 2+ are normal and do not indicate magnesium toxicity. Magnesium toxicity can cause loss of deep tendon reflexes or hyporeflexia.
Choice D is wrong because serum magnesium level of 6 mg/dL is within the therapeutic range of 4 to 7 mg/dL for a client receiving magnesium sulfate. Magnesium toxicity can occur when the serum magnesium level exceeds 8 mg/dL.
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Related Questions
Correct Answer is C
Explanation
Serum uric acid of 8 mg/dL.This is because postpartum preeclampsia is a condition that causes high blood pressure and excess protein in the urine after childbirth.It can also affect other organs such as the liver and kidneys.One of the signs of kidney impairment is elevated serum uric acid levels.Normal serum uric acid levels range from 2.4 to 6 mg/dL for women.
Choice A is wrong because platelet count of 150,000/mm3 is within the normal range of 150,000 to 450,000/mm3.
Platelets are the cells that help blood clot.A low platelet count can indicate a risk of bleeding complications.
Choice B is wrong because serum creatinine of 1.2 mg/dL is within the normal range of 0.6 to 1.3 mg/dL for women.
Creatinine is a waste product that is filtered by the kidneys.A high serum creatinine level can indicate kidney dysfunction.
Choice D is wrong because serum albumin of 4 g/dL is within the normal range of 3.4 to 5.4 g/dL.
Albumin is a protein that helps regulate fluid balance in the body.A low serum albumin level can indicate liver damage or fluid leakage from blood vessels.
Correct Answer is D
Explanation
“I will have a higher risk of having pre-eclampsia or eclampsia in my next pregnancy.” This statement indicates an understanding of the teaching because postpartum pre-eclampsia is a rare condition that occurs when you have high blood pressure and excess protein in your urine soon after childbirth.It increases the risk of developing preeclampsia or gestational hypertension in subsequent pregnancies.Preeclampsia is a serious condition of high blood pressure during pregnancy that can cause complications for the mother and the baby.
Choice A is wrong because aspirin is not a treatment for postpartum pre-eclampsia, but a preventive measure for preeclampsia during pregnancy in women who are at high risk for it.Aspirin may reduce the risk of preeclampsia and related complications by inhibiting platelet aggregation and inflammation.However, aspirin may not work for women with chronic hypertension.
Choice B is wrong because postpartum pre-eclampsia does not affect the risk of developing gestational diabetes in the next pregnancy.
Gestational diabetes is a condition where the blood sugar level becomes too high during pregnancy due to hormonal changes and insulin resistance.
The risk factors for gestational diabetes include obesity, family history of diabetes, previous history of gestational diabetes, polycystic ovary syndrome, and certain ethnic groups.
Choice C is wrong because postpartum pre-eclampsia does not require a cesarean delivery for the next pregnancy.
Cesarean delivery is a surgical procedure
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