A client receiving lithium therapy has a plasma concentration of 2.2 mEq/L. Which of the following would the nurse expect to assess?
A) Slurred speech
B) Fine resting hand tremor
C) Loose stools
D) Muscular weakness
Ans: A
A plasma lithium concentration of 2.2 mEq/L indicates moderate toxicity, which would be evidenced by slurred speech, lack of coordination, mild to moderate ataxia, and severe diarrhea. A fine resting hand tremor, loose stools, and muscular weakness are mild side effects, which are seen with plasma concentrations less than 1.5 mEq/L.
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