Fluid and Electrolytes

1 / 25
Fluid Volume deficit
Click the card to flip 👆
Terms in this set (25)
- fluid imbalance
- IVFs and Rx as needed
- O2 as ordered
-fall precautions
-therapy effectiveness
Oversee UAP
- obtain dws and VS
- frequent oral care
- record I/O
- skin care and repositioning
-elevate edematous extremities
- encourage oral fluids as appropriate
Oversee UAPobtain dws and vsOsmolalitythe concentration of solutes in body fluids Normal plasma 280-295 mOsm/kgWater deficit plasma>295Water excess plasma<275water ingestion equals water loss in the person who hasfree access to water intact thirst mechanism adh mechanismwhat stimulates ADH releasedecreased BP nausea pain hypoglycemia hypoxemiaKidneys produce how much urine each day1.5 LRenal impairment complicationsedema potassium and phosphate retention acidosisGlucocorticoidscortisol anti-inflammatory increase serum glucoseMineralcorticoids (aldosterone)enhances sodium retention and potassium excretionStimulation of the RAAS1.) increased serum potassium 2.) decreased serum sodium 3.) decreased adrenocorticotropic hormoneStimulation of ANP and BNPincreased atrial pressure volumes - heart failure - high serum sodium levels promote water and sodium excretion decreasing blood volume and BPwhat puts periop patients at risk for fluid imbalancesstress of surgery blood loss fluid lossECF volume deficit causesincreased insensible water loss perspiration diabetes insipidus osmotic diuresis hemorrhage GI Losses overuse of diuretics inadequate fluid intake 3rd space fluid shifts: burns, pancreatitisECF volume excess causesExcessive isotonic or hypotonic IV fluids Heart failure Renal failure Primary polydipsia SIADH Cushing syndrome Long-term use of corticosteroids