The nurse is caring for a patient who is complaining of tingling in her hands and fingers. The nurse knows this is a sign of what electrolyte imbalance?
a. Hyponatremia
b. Hypernatremia
c. Hypocalcemia
d. Hypercalcemia
ANS: C
Tactile disturbances, such as tingling and numbness around the mouth and in the fingers, are signs of hypocalcemia. Mental changes are associated with both hypercalcemia and hypocalcemia. Both hypernatremia and hyponatremia have symptoms of central nervous system disorder.
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