Risk Factors
Head injury or brain tumors
What are risk factors for Neurogenic DI?
Pt. reports polyuria and polydipsia
What is expected finding for DI?
Na level 156 (ref range 135-145)
What is an expected lab finding in DI?
Restrict oral fluid intake to less than 1000 mL/day
What is priority nursing intervention for SIADH?
This medication may be used to treat SIADH by increasing water excretion from kidneys
What is a loop diuretic (furosemide)?
Use of medications such as SSRIs, TCAs, and chemotherapy
What is a risk factor for SIADH?
Pt's BP 87/53 and HR 126
What are VS findings on pt. with DI?
Increased urine osmolality and urine specific gravity
What is an expected lab finding in SIADH?
Monitor strict intake and output
This medication may be used to treat DI by increasing water absorption from kidneys and decreasing urine output.
What is Desmopressin (DDAVP) or a synthetic vasopressin?
Small cell carcinoma (lung cancer)
What is a common cause of SIADH?
Weight gain without edema
What is a symptom of SIADH?
Water deprivation test
What is a diagnostic test to determine if cause of DI is neurogenic or nephrogenic?
Obtain daily weights
What is a nursing intervention for both DI and SIADH?
This antibiotic has an off-label use to treat SIADH by stimulating urine flow
What is Demeclocycline (Tetracycline derivative)?
Use of medications that damage renal tubules, resulting in the inability to conserve water
What is a cause of nephrogenic DI?
Seizures
What is a complication of untreated DI?
Hemodilution
What is an expected finding for SIADH?
What is proper nursing care for a pt. with SIADH?
These drugs treat SIADH by promoting water excretion without causing sodium losses
What are vasopressin antagonists (Tolvaptan and Conivaptan)?
Increased intrathoracic pressure such as positive pressure ventilation
What is a risk factor for SIADH?
Bounding pulses
What is a finding of a pt. with SIADH?
Serum potassium 5.5 (ref range 3.5-5.0)
What is a lab finding in DI?
Limit intake of caffeine
What is a proper dietary modification for a pt. with DI?
This IV fluid might be used in the treatment of SIADH
What is 3% Sodium Chloride (hypertonic saline)?