A patient undergoing lithium therapy for bipolar disorder is advised to maintain adequate dietary sodium intake. What is the physiological reason for this instruction?

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Medical Science · Medicine

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Low sodium levels increase renal lithium reabsorption, leading to lithium toxicity.

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Answer 1

Lithium directly inhibits intestinal absorption of sodium.

Answer 2

Sodium alters hepatic metabolism of lithium.

Answer 3

High sodium levels increase renal lithium reabsorption, leading to toxicity.

Answer 4

Low sodium levels increase renal lithium reabsorption, leading to lithium toxicity.

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