Answer
Systemic treatment can change sodium, chloride, fluid balance and acid-base status. Testing helps guide treatment and detect over-replacement or inadequate replacement.
Sources for this answer
- Sodium Chloride Injection BP 0.9% w/v — Current selected SmPCemc · Summary of Product Characteristics
- Sodium Chloride 0.9 % w/v Intravenous Infusion BP — Current selected SmPCemc · Summary of Product Characteristics