Uterine atony refers to the inadequate contraction of the corpus uteri myometrial cells in response to endogenous oxytocin release. Postpartum ...NCBISkiptomaincontentSkiptonavigationResourcesHowToAboutNCBIAccesskeysMyNCBISignintoNCBISignOutNCBIBookshelf.AserviceoftheNationalLibraryofMedicine,NationalInstitutesofHealth.StatPearls[Internet].TreasureIsland(FL):StatPearlsPublishing;2021Jan-.StatPearls[Internet].ShowdetailsTreasureIsland(FL):StatPearlsPublishing;2021Jan-.SearchtermUterineAtonyPrabhcharanGill;AnjaliPatel;JamesW.VanHook.AuthorInformationAuthorsPrabhcharanGill1;AnjaliPatel;JamesW.VanHook2.Affiliations1NortheastOhioMedicalUniversity2UniversityofToledoCollegeofMedicineLastUpdate:July10,2020.ContinuingEducationActivityUterineatonyisaprincipalcauseofpostpartumhemorrhage,anobstetricemergency.Globally,itisoneofthetop5causesofmaternalmortality.Uterineatonyreferstotheinadequatecontractionofthecorpusuterimyometrialcellsinresponsetoendogenousoxytocinrelease.Postpartumhemorrhagecanoccurbecausespiralarteriesareuniquelydevoidofmusculatureanddependentonuterinecontractionstomechanicallysqueezethemintohemostasis.Afterdelivery,intheabsenceofuterinecontraction,spiralarteriesmaycontinuetobleed,resultinginpostpartumhemorrhage.Thisactivityreviewstheevaluationandmanagementofuterineatonyandhighlightstheroleofinterprofessionalteammembersincollaboratingtoprovidewell-coordinatedcareandenhanceoutcomesforaffectedpatients.Objectives:Explainhowtodetectuterineatony.Explaintherisksassociatedwithuterineatony.Describehowtomanageuterineatony.Explaintheimportanceofimprovingcarecoordination,withparticularemphasisoncommunicationbetweeninterprofessionalmedicalteams,toenhancetopreventhemorrhageinpatientswithuterineatony.Earncontinuingeducationcredits(CME/CE)onthistopic.IntroductionUterineatonyreferstothecorpusuterimyometrialcellsinadequatecontractioninresponsetoendogenousoxytocinthatisreleasedinthecourseofdelivery.Itleadstopostpartumhemorrhageasdeliveryoftheplacentaleavesdisruptedspiralarteriesw