Canis ISSN: 2398-2942

Anti-diuretic hormone (ADH) test

Synonym(s): Desmopressin test

Contributor(s): Vetstream Ltd

Overview

  • Performed at end of water deprivation test Water deprivation test.
  • First demonstrate that animal unable to concentrate urine on water deprivation then give synthetic antidiuretic hormone (ADH) Vasopressin.
  • In nephrogenic form of diabetes insipidus animal will be unable to respond to exogenous ADH and urine remains unconcentrated.
  • In central diabetes insipidus Diabetes insipidus (primary problem is lack of ADH production) nephrons should respond to exogenous ADH and urine concentration will occur.

Sampling

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Tests

Availability

  • Easy to perform in practice with facilities to measure urine SG.
  • Osmolarity measurements may not be available.

Technique (intrinsic) limitations

  • Bladder emptying requires catheterization (best to place indwelling catheter especially in bitch).

Result Data

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Further Reading

Publications

Refereed papers


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