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water load test

Indications: - SIADH Procedure: - tests ability to excrete at least 90% of a 20 ml/kg water load in 4 h &/or failure to dilute urine osmolality <100 mosm/kg Note: - rarely used

General

clinical procedure

References

  1. eMedicine (Medscape) Hyponatraemia for the Clinical Endocrinologist: Euvolaemic Hyponatraemia http://www.medscape.com/viewarticle/514125_6