The perinatal nurse is providing care to a 32-year-old G1 TPAL 0000 at 34 weeks' gestation. Her blood pressure is 170/100 mm Hg, reflexes are +3, urine is 2+ for protein, and the patient is complaining of a headache
An intravenous solution of magnesium sulfate is begun with an hourly dose of 2 g. Which laboratory value would be assessed most carefully by the nurse?
A.
Aspartate aminotransferase (AST)
B.
Gamma-glutamyl transpeptidase
C.
Hematocrit
D.
Neutrophil count
ANS: A
Laboratory tests include a complete blood count with platelets, coagulation profile to assess for disseminated intravascular coagulation, metabolic studies for determination of liver enzymes (aspartate aminotransferase, alanine aminotransferase, lactate dehydrogenase), and electrolyte studies to establish renal functioning. The other laboratory values are not as critical in this situation.
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Fill in the blank(s) with the appropriate word(s).