Syndrome of Inappropriate Antidiuretic Hormone (SIADH) Flashcards
(12 cards)
What is SIADH
excess release of ADH from posterior pituitary gland, resulting in reabsorption of water NOT sodium by kidneys
What causes SIADH
- brain tumor, head injury
- meningitis
- medications
Major S/S of SIADH
- small amounts if concentrated urine
- fluid volume excess
S/S of fluid volume excess
- tachycardia
- hypertension
- crackles
- weight gain
- JVD
Other S/S of SIADH
- headache
- weakness
- muscle cramping
- confusion
Pneumonic to remember what SIADH is
With SIADH you are super inflated with excess fluid
Urine lab test that indicate SIADH
- Increase urine specific gravity
- Increased osmolality
- Increased sodium
Blood lab values that indicate SIADH
- decreased osmolality
- decreased diulutional hyponatremia (sodium)
Nursing care for a patient with SIADH
- Monitor I&O
- Weigh pt daily
- Monitor fluid volume overload, pulmonary edema (fluid in lungs)
What should be restricted for a patient with SIADH
fluids should be restricted, replace sodium as ordered
What staus should be checked for a patient with SIADH
monitor neurologic status
What precaution should pt with SIADH have
seizure precaution due to hyponatremia