DrugReactions–AMajorCauseofDeath
Adverse(不良的)drugreactionsmaycausethedeathsofover100000UShospitalpatientseachyearmakingthemaleadingcauseofdeathnationwideaccordingtoreportintheJournaloftheAmericanMedicalAssociation.
“Theincidence(发生率)ofseriousandfataladversedrugreactions(ADRs)inUShospitalwasfoundtobeextremelyhigh”sayresearchersattheUniversityofTorontoinOntarioCanada.
Theycarriedonananalysisof39ADR-relatedstudiesatUShospitalsoverthepast30yearsanddefinedasADRas“anyharmfulunintendedandundesiredeffectofadrugwhichoccursatdosesusedinhumansforpreventiondiagnosisortherapy(治疗).”
Anaverageof6.7%ofallhospitalizedpatientsexperienceanADReveryyearaccordingtotheresearchers.Theyestimatethat“in1994overall2216000hospitalizedpatientshadseriousADRsand106000hadfatalADRs.”ThismeansthatADRsmayrankasthefourthsinglelargestcauseofdeathinAmerica.
AndtheseincidencefiguresareprobablyconservativetheresearchersaddsincetheirADRdefinitiondidnotincludeoutcomeslinkedtoproblemsindrugadministrationoverdosesdrugabuseandtherapeuticfailures.
ThecontrolofADRsalsomeansspendingmoremoney.OneUSstudyestimatedtheoverallcostoftreatingADRsatupto$4billionperyear.
Dr.DavidBatesofBrighamandwomen’shospitalinBostonMassachusettsbelievesthathealthcareworkersneedtopaymoreattentiontotheproblemespeciallysincemanyADRsareeasilypreventable.“Whenapatientdevelopsanallergyorsensitivityitisoftennotrecorded”Batesnotes“andpatientsreceivedrugtowhichtheyhaveknownallergiesorsensitivitieswithdisturbingfrequency.”Hebelievescomputerizedsurveillance(监视)systems-stillworks-in-progressatmanyofthenation’shospitals-shouldhelpcutdownthefrequencyofthesetypeserrors.
1.ResearchersattheUniversityofTorontobelievethat .
A.ADRshavecausedmedicalproblemsthoughtheyseldomleadtodeath.
B.ADRshaveveryoftencausedpatientstodieinCanada.
C.ADRshavecausedmanydeathsinAmericaoverthepast30years.
D.itiseasytopreventADRsfromhappening.
2.Acc
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