Adult Hyponatremia Evaluation, Management, and Safe Correction

Authored by Sourabh Sharma, published on 2026-11-12 12:24:30.0

  1. Confirmed Hypotonic Hyponatremia: Severe Neurological Symptoms?
    • Give 3% Hypertonic Saline in Monitored Setting
      • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
        • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
          • Continue Cause-Directed Therapy and Arrange Follow-Up
          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
          • Stop Correction; Give Desmopressin and Hypotonic Fluid
            • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
      • Urine Osmolality ≤100 mOsm/kg?
        • Restrict Free Water and Restore Solute Intake
          • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
            • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
              • Continue Cause-Directed Therapy and Arrange Follow-Up
              • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
              • Stop Correction; Give Desmopressin and Hypotonic Fluid
                • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
        • Urine Sodium ≤30 mmol/L?
          • Determine Low Effective Volume Phenotype
            • Treat Gastrointestinal or Third-Space Losses With Isotonic Saline
              • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                  • Continue Cause-Directed Therapy and Arrange Follow-Up
                  • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                  • Stop Correction; Give Desmopressin and Hypotonic Fluid
                    • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
            • Restrict Fluid; Use Loop Diuretics and Optimize Heart Failure
              • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                  • Continue Cause-Directed Therapy and Arrange Follow-Up
                  • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                  • Stop Correction; Give Desmopressin and Hypotonic Fluid
                    • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
            • Treat Cirrhosis; Restrict Fluid and Adjust Diuretics as Indicated
              • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                  • Continue Cause-Directed Therapy and Arrange Follow-Up
                  • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                  • Stop Correction; Give Desmopressin and Hypotonic Fluid
                    • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
            • Reassess Diuretics, CKD, Intake, and Volume Status
              • Assess Volume, Diuretics, CKD, Cortisol, and TSH
                • Classify Clinical Volume Phenotype
                  • Identify Hypovolemic Renal Cause
                    • Stop Offending Diuretic and Restore Volume With Saline
                      • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                        • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                          • Continue Cause-Directed Therapy and Arrange Follow-Up
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                          • Stop Correction; Give Desmopressin and Hypotonic Fluid
                            • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Replace Salt and Treat Renal Salt Loss
                      • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                        • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                          • Continue Cause-Directed Therapy and Arrange Follow-Up
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                          • Stop Correction; Give Desmopressin and Hypotonic Fluid
                            • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Start Glucocorticoid Replacement and Volume Support
                      • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                        • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                          • Continue Cause-Directed Therapy and Arrange Follow-Up
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                          • Stop Correction; Give Desmopressin and Hypotonic Fluid
                            • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                  • Identify Euvolemic Hyponatremia Cause
                    • Restrict Fluid; Add Solute, Urea, or Selected Vaptan if Persistent
                      • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                        • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                          • Continue Cause-Directed Therapy and Arrange Follow-Up
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                          • Stop Correction; Give Desmopressin and Hypotonic Fluid
                            • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Start Glucocorticoid Replacement and Volume Support
                      • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                        • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                          • Continue Cause-Directed Therapy and Arrange Follow-Up
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                          • Stop Correction; Give Desmopressin and Hypotonic Fluid
                            • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Treat Clinically Significant Hypothyroidism With Thyroid Hormone
                      • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                        • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                          • Continue Cause-Directed Therapy and Arrange Follow-Up
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                          • Stop Correction; Give Desmopressin and Hypotonic Fluid
                            • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                  • Identify Hypervolemic Hyponatremia Cause
                    • Restrict Fluid; Use Loop Diuretics or Dialysis for CKD
                      • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                        • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                          • Continue Cause-Directed Therapy and Arrange Follow-Up
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                          • Stop Correction; Give Desmopressin and Hypotonic Fluid
                            • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Restrict Fluid; Use Loop Diuretics and Optimize Heart Failure
                      • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                        • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                          • Continue Cause-Directed Therapy and Arrange Follow-Up
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                          • Stop Correction; Give Desmopressin and Hypotonic Fluid
                            • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Treat Cirrhosis; Restrict Fluid and Adjust Diuretics as Indicated
                      • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                        • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                          • Continue Cause-Directed Therapy and Arrange Follow-Up
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                          • Stop Correction; Give Desmopressin and Hypotonic Fluid
                            • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
          • Assess Volume, Diuretics, CKD, Cortisol, and TSH
            • Classify Clinical Volume Phenotype
              • Identify Hypovolemic Renal Cause
                • Stop Offending Diuretic and Restore Volume With Saline
                  • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                    • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                      • Continue Cause-Directed Therapy and Arrange Follow-Up
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                      • Stop Correction; Give Desmopressin and Hypotonic Fluid
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                • Replace Salt and Treat Renal Salt Loss
                  • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                    • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                      • Continue Cause-Directed Therapy and Arrange Follow-Up
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                      • Stop Correction; Give Desmopressin and Hypotonic Fluid
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                • Start Glucocorticoid Replacement and Volume Support
                  • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                    • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                      • Continue Cause-Directed Therapy and Arrange Follow-Up
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                      • Stop Correction; Give Desmopressin and Hypotonic Fluid
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
              • Identify Euvolemic Hyponatremia Cause
                • Restrict Fluid; Add Solute, Urea, or Selected Vaptan if Persistent
                  • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                    • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                      • Continue Cause-Directed Therapy and Arrange Follow-Up
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                      • Stop Correction; Give Desmopressin and Hypotonic Fluid
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                • Start Glucocorticoid Replacement and Volume Support
                  • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                    • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                      • Continue Cause-Directed Therapy and Arrange Follow-Up
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                      • Stop Correction; Give Desmopressin and Hypotonic Fluid
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                • Treat Clinically Significant Hypothyroidism With Thyroid Hormone
                  • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                    • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                      • Continue Cause-Directed Therapy and Arrange Follow-Up
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                      • Stop Correction; Give Desmopressin and Hypotonic Fluid
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
              • Identify Hypervolemic Hyponatremia Cause
                • Restrict Fluid; Use Loop Diuretics or Dialysis for CKD
                  • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                    • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                      • Continue Cause-Directed Therapy and Arrange Follow-Up
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                      • Stop Correction; Give Desmopressin and Hypotonic Fluid
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                • Restrict Fluid; Use Loop Diuretics and Optimize Heart Failure
                  • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                    • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                      • Continue Cause-Directed Therapy and Arrange Follow-Up
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                      • Stop Correction; Give Desmopressin and Hypotonic Fluid
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                • Treat Cirrhosis; Restrict Fluid and Adjust Diuretics as Indicated
                  • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                    • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                      • Continue Cause-Directed Therapy and Arrange Follow-Up
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                      • Stop Correction; Give Desmopressin and Hypotonic Fluid
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
    • Urine Osmolality ≤100 mOsm/kg?
      • Restrict Free Water and Restore Solute Intake
        • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
          • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
            • Continue Cause-Directed Therapy and Arrange Follow-Up
            • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
            • Stop Correction; Give Desmopressin and Hypotonic Fluid
              • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
      • Urine Sodium ≤30 mmol/L?
        • Determine Low Effective Volume Phenotype
          • Treat Gastrointestinal or Third-Space Losses With Isotonic Saline
            • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
              • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                • Continue Cause-Directed Therapy and Arrange Follow-Up
                • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                • Stop Correction; Give Desmopressin and Hypotonic Fluid
                  • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
          • Restrict Fluid; Use Loop Diuretics and Optimize Heart Failure
            • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
              • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                • Continue Cause-Directed Therapy and Arrange Follow-Up
                • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                • Stop Correction; Give Desmopressin and Hypotonic Fluid
                  • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
          • Treat Cirrhosis; Restrict Fluid and Adjust Diuretics as Indicated
            • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
              • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                • Continue Cause-Directed Therapy and Arrange Follow-Up
                • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                • Stop Correction; Give Desmopressin and Hypotonic Fluid
                  • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
          • Reassess Diuretics, CKD, Intake, and Volume Status
            • Assess Volume, Diuretics, CKD, Cortisol, and TSH
              • Classify Clinical Volume Phenotype
                • Identify Hypovolemic Renal Cause
                  • Stop Offending Diuretic and Restore Volume With Saline
                    • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                      • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                        • Continue Cause-Directed Therapy and Arrange Follow-Up
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                        • Stop Correction; Give Desmopressin and Hypotonic Fluid
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                  • Replace Salt and Treat Renal Salt Loss
                    • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                      • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                        • Continue Cause-Directed Therapy and Arrange Follow-Up
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                        • Stop Correction; Give Desmopressin and Hypotonic Fluid
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                  • Start Glucocorticoid Replacement and Volume Support
                    • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                      • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                        • Continue Cause-Directed Therapy and Arrange Follow-Up
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                        • Stop Correction; Give Desmopressin and Hypotonic Fluid
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                • Identify Euvolemic Hyponatremia Cause
                  • Restrict Fluid; Add Solute, Urea, or Selected Vaptan if Persistent
                    • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                      • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                        • Continue Cause-Directed Therapy and Arrange Follow-Up
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                        • Stop Correction; Give Desmopressin and Hypotonic Fluid
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                  • Start Glucocorticoid Replacement and Volume Support
                    • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                      • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                        • Continue Cause-Directed Therapy and Arrange Follow-Up
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                        • Stop Correction; Give Desmopressin and Hypotonic Fluid
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                  • Treat Clinically Significant Hypothyroidism With Thyroid Hormone
                    • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                      • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                        • Continue Cause-Directed Therapy and Arrange Follow-Up
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                        • Stop Correction; Give Desmopressin and Hypotonic Fluid
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                  • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                • Identify Hypervolemic Hyponatremia Cause
                  • Restrict Fluid; Use Loop Diuretics or Dialysis for CKD
                    • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                      • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                        • Continue Cause-Directed Therapy and Arrange Follow-Up
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                        • Stop Correction; Give Desmopressin and Hypotonic Fluid
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                  • Restrict Fluid; Use Loop Diuretics and Optimize Heart Failure
                    • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                      • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                        • Continue Cause-Directed Therapy and Arrange Follow-Up
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                        • Stop Correction; Give Desmopressin and Hypotonic Fluid
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                  • Treat Cirrhosis; Restrict Fluid and Adjust Diuretics as Indicated
                    • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                      • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                        • Continue Cause-Directed Therapy and Arrange Follow-Up
                        • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                        • Stop Correction; Give Desmopressin and Hypotonic Fluid
                          • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
        • Assess Volume, Diuretics, CKD, Cortisol, and TSH
          • Classify Clinical Volume Phenotype
            • Identify Hypovolemic Renal Cause
              • Stop Offending Diuretic and Restore Volume With Saline
                • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                  • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                    • Continue Cause-Directed Therapy and Arrange Follow-Up
                    • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Stop Correction; Give Desmopressin and Hypotonic Fluid
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
              • Replace Salt and Treat Renal Salt Loss
                • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                  • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                    • Continue Cause-Directed Therapy and Arrange Follow-Up
                    • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Stop Correction; Give Desmopressin and Hypotonic Fluid
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
              • Start Glucocorticoid Replacement and Volume Support
                • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                  • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                    • Continue Cause-Directed Therapy and Arrange Follow-Up
                    • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Stop Correction; Give Desmopressin and Hypotonic Fluid
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
            • Identify Euvolemic Hyponatremia Cause
              • Restrict Fluid; Add Solute, Urea, or Selected Vaptan if Persistent
                • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                  • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                    • Continue Cause-Directed Therapy and Arrange Follow-Up
                    • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Stop Correction; Give Desmopressin and Hypotonic Fluid
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
              • Start Glucocorticoid Replacement and Volume Support
                • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                  • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                    • Continue Cause-Directed Therapy and Arrange Follow-Up
                    • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Stop Correction; Give Desmopressin and Hypotonic Fluid
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
              • Treat Clinically Significant Hypothyroidism With Thyroid Hormone
                • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                  • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                    • Continue Cause-Directed Therapy and Arrange Follow-Up
                    • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Stop Correction; Give Desmopressin and Hypotonic Fluid
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
              • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
            • Identify Hypervolemic Hyponatremia Cause
              • Restrict Fluid; Use Loop Diuretics or Dialysis for CKD
                • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                  • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                    • Continue Cause-Directed Therapy and Arrange Follow-Up
                    • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Stop Correction; Give Desmopressin and Hypotonic Fluid
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
              • Restrict Fluid; Use Loop Diuretics and Optimize Heart Failure
                • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                  • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                    • Continue Cause-Directed Therapy and Arrange Follow-Up
                    • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Stop Correction; Give Desmopressin and Hypotonic Fluid
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
              • Treat Cirrhosis; Restrict Fluid and Adjust Diuretics as Indicated
                • Set ODS-Adjusted Limits; Monitor Sodium and Urine Output
                  • Brisk Aquaresis or Overcorrection? If No, Is Response Adequate?
                    • Continue Cause-Directed Therapy and Arrange Follow-Up
                    • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
                    • Stop Correction; Give Desmopressin and Hypotonic Fluid
                      • Reassess Clinical Status and Diagnosis; Escalate to Nephrology
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