ndBcheatBsheet.BDifferentiateBisotonic,Bhypertonic,BandBhypotonicBIVBsolutionsBandBthe
BnursingBinterventionsBandBmanagementBforBeach.B
WhatBareBIVBFluids?
IntravenousBfluidsB(IVBFluids),BalsoBknownBasBintravenousBsolutions,BareBsupplemental
BfluidsBusedBinBintravenousBtherapyBtoBrestoreBorBmaintainBnormalBfluidBvolumeBandB
electrolyteBbalanceBwhenBtheBoralBrouteBisBnotBpossible.BIVBfluidBtherapyBisBanBefficie
ntBandBeffectiveBwayBofBsupplyingBfluidsBdirectlyBintoBtheBintravascularBfluidBcompartm
ent,BinBreplacingBelectrolyteBlosses,BandBinBadministeringBmedicationsBandBbloodBprod
ucts.B
TypesBofBIVBFluids
ThereBareBdifferentBtypesBofBIVBfluidsBandBdifferentBwaysBonBhowBtoBclassifyBthem.B
MedicalProcedures
TheBmostBcommonBwayBtoBcategorizeBIVBfluidsBisBbasedBonBtheirBtonicity:
• Isotonic.BIsotonicBIVBsolutionsBthatBhaveBtheBsameBconcentrationBofBsolutesBasB
bloodBplasma.
• Hypotonic.BHypotonicBsolutionsBhaveBlesserBconcentrationBofBsolutesBthanBplas
ma.
, • Hypertonic.BHypertonicBsolutionsBhaveBgreaterBconcentrationBofBsolutesBthanBpl
asma.
IVBsolutionsBcanBalsoBbeBclassifiedBbasedBonBtheirBpurpose:
• NutrientBsolutions.BMayBcontainBdextrose,Bglucose,BandBlevuloseBtoBmakeBupBt
heBcarbohydrateBcomponentB–
BandBwater.BWaterBisBsuppliedBforBfluidBrequirementsBandBcarbohydrateBforBcal
oriesBandBenergy.BNutrientBsolutionsBareBusefulBinBpreventingBdehydrationBandB
ketosis.BExamplesBofBnutrientBsolutionsBincludeBD5W,BD5NSS.
• ElectrolyteBsolutions.BContainsBvaryingBamountsBofBcationsBandBanionsBthatBare
BusedBtoBreplaceBfluidBandBelectrolytesBforBclientsBwithBcontinuingBlosses.BExam
plesBofBelectrolyteBsolutionsBincludeB0.9BNaCl,BRinger’sBSolution,BandBLRS.
• AlkalinizingBsolutions.BAreBadministeredBtoBtreatBmetabolicBacidosis.BExamples:B
LRS.
• AcidifyingBsolutions.BAreBusedBtoBcounteractBmetabolicBalkalosis.BD51/2NS,B0.9B
NaCl.
• VolumeBexpanders.BAreBsolutionsBusedBtoBincreaseBtheBbloodBvolumeBafterBaBs
evereBbloodBloss,BorBlossBofBplasma.BExamplesBofBvolumeBexpandersBareBdextra
n,BhumanBalbumin,BandBplasma.
Crystalloids
CrystalloidBIVBsolutionsBcontainBsmallBmoleculesBthatBflowBeasilyBacrossBsemipermeabl
eBmembranes.BTheyBareBcategorizedBaccordingBtoBtheirBrelativeBtonicityBinBrelationBtoB
plasma.BThereBareBthreeBtypes:Bisotonic,Bhypotonic,BandBhypertonic.
IsotonicBIVBFluids
MostBIVBfluidsBareBisotonic,Bmeaning,BtheyBhaveBtheBsameBconcentrationBofBsolutesBa
sBbloodBplasma.BWhenBinfused,BisotonicBsolutionsBexpandBbothBtheBintracellularBfluidB
andBextracellularBfluidBspaces,Bequally.BSuchBfluidsBdoBnotBalterBtheBosmolalityBofBthe
BvascularBcompartment.BTechnically,BelectrolyteBsolutionsBareBconsideredBisotonicBifBthe
BtotalBelectrolyteBcontentBisBapproximatelyB310BmEq/L.BIsotonicBIVBfluidsBhaveBaBtotal
BosmolalityBcloseBtoBthatBofBtheBECFBandBdoBnotBcauseBredBbloodBcellsBtoBshrinkBorB
swell.B
MedicalProcedures