Blood reserves and availability of blood preparations in University Clinical Center Tuzla, Bosni and Herzegovina

INTRODUCTIONTransfusiontreatmentinmodernclinicalpracticeincludessubstitutiontherapy certaincomponentsoftheblood,whichadequatelyandeffectivelycontributetoquickrecoveryandhealing diseases[1].Almosteverybranchofmedicineistransfusion-dependent,startingwithsurgeryandinternalmedicine branchtodiagnosticones,wherethesafetyofthepatientisensuredbysubstitutionwithcertainblood preparations[2]. Bloodandbloodproductsdifferfromotherdrugsandpharmaceuticalpreparationswhile the only source is humanbloodfromvoluntarydonors[3].Inpractice theyusetwowaysofgettingblood,byvoluntarydonation,whenwholebloodistaken,whichisthemostcommon usedasastartingpointfortheproductionofotherdrugsfromblood,andbytheapheresisprocedureon cellseparator,whenonlyonebloodcomponentistaken,suchasplatelets,plasma, erythrocytes[1,4] Anadequatebloodtransfusionsupplyiscrucialforthefunctioningofthehealthsystem[5].Althoughtheyare bloodanditscomponentsrecentlyaddedtotheWHOessentialdruglist,insufficientbloodsuppliesinmost oflow-andmiddle-incomecountriesstillleadtomortalityandmorbidity,whichcan preventbyensuringsufficientbloodreserves[6,7]. Ensuringsufficientamountsofbloodimpliesstrategicconsiderationoflocal,epidemiological factors,demographicstructure,equipmentandabilitytoproducemedicinesfromwholeblood[8,9]. Currently,voluntaryblooddonationinmanylow-andmiddle-incomecountriesisnot adequately[10].Themainreasonsfortheunavailabilityofbloodisthehighprevalenceofviralhepatitisand inadequateproductionofbloodcomponents[11].Overallrelationsinsociety,socio-economicand demographicsareanimportantfactorforassessingthepossibilitiesofensuringstablereservesofsafeblood,which theyrepresentthenationalresourceofacountry[12].Theestimationofthedailyconsumptionofbloodproductsis unpredictablenature,duetopossibleincidentsituations,naturaldisasters,andlimited lifetimeofdifferentpreparations.Thelimitedlifespanofbloodincreasesthenumberofunuseddoses, resultinginadecreaseinstablereservesandhighcosts[6]. AccordingtoWHOguidelines,recommendationsforensuringstablebloodreservesinclude10to20 donationsper1000inhabitants[13].Theseassessmentsareimportantbecausetheycanservetoguidefurtherones investmentsinstrategiestoensuresufficientamountsofblood,thenanalysisofcurrenttransfusionpractice, introductionofrationalizationmeasuresduringtransfusiontreatmentandimplementationofthesystemfor bloodmanagement[14,15].IntheareaofTuzlaCanton,theannualblooddonationisapprox. 13000doses.Formorethanthreedecades,thePolyclinicforTransfusionhasbeenproducingvariousmedicinesfrom