Sarah Ullrich, MD, MHS
Clinical FellowCards
About
Research
Publications
2025
Surgical Management of Very Early Onset Inflammatory Bowel Disease
Ullrich S, Le-Nguyen A, Holder M, Wittenberg R, Caja A, Garrison A, Rymeski B, Rosen N, Frischer J. Surgical Management of Very Early Onset Inflammatory Bowel Disease. Journal Of Pediatric Surgery 2025, 162552. PMID: 40840797, DOI: 10.1016/j.jpedsurg.2025.162552.Peer-Reviewed Original ResearchSingle-center reviewSurgical interventionVEO-IBDInflammatory bowel diseaseYears of ageHeight velocityRetrospective reviewPerianal diseaseBlack raceBowel resectionDisease severityAssociated with operative interventionPresence of perianal diseaseRetrospective review of patientsIncidence of inflammatory bowel diseaseBowel diseaseEarly-onset inflammatory bowel diseaseDecreased height velocityPositive genetic findingsVEO-IBD patientsReview of patientsCrohn's disease phenotypeMeasures of disease severityStatistically significant differenceDescriptive statisticsImpact of Reducing Time Lived With Colostomies on Social Stigma Affecting Children With Anorectal Malformations in Southwestern Uganda
Oyania F, Stephens C, Ullrich S, Kotagal M, Shui A, Tuhumwire C, Rukundo G, Ngonzi J, Yap A, Bajunirwe F, Poenaru D, Ozgediz D. Impact of Reducing Time Lived With Colostomies on Social Stigma Affecting Children With Anorectal Malformations in Southwestern Uganda. World Journal Of Surgery 2025, 49: 1508-1518. PMID: 40252179, PMCID: PMC12133414, DOI: 10.1002/wjs.12577.Peer-Reviewed Original ResearchConceptsKilifi Stigma Scale of EpilepsySocial stigmaLow-income countriesStigma Scale of EpilepsySouthwestern UgandaAnorectal malformationsKilifi Stigma ScaleAssess social stigmaParental educationExperiences of stigmaFamilies of patientsFamilies of childrenProspective cohort studyAnalyses assessed differencesColostomy creationParental educational attainmentData of familiesLMIC settingsPrimary school educationStigmaCohort studyIncrease accessEducational attainmentQualitative dataRural areasThe Social Challenges of Stomas Faced by Families of Children With Anorectal Malformations in Uganda
Oyania F, Eze A, Ullrich S, Kotagal M, Ozgediz D. The Social Challenges of Stomas Faced by Families of Children With Anorectal Malformations in Uganda. Sage Open Pediatrics 2025, 12: 30502225251338534. PMID: 40612179, PMCID: PMC12220878, DOI: 10.1177/30502225251338534.Peer-Reviewed Original ResearchSouthwestern UgandaSocial challengesObservational quantitative studyFamilies of childrenHealthcare providersMixed-methods approachChildren indoorsCaregiversPublic functionsSocial restrictionsData collectionSocial difficultiesQuantitative studyUgandaAnorectal malformationsFamilyChildrenCareHealthcareCommunityProvidersParticipantsChallengesSocial
2024
Delayed diagnosis of anorectal malformations: a call for standardization of the current definitions
Oyania F, Faktor K, Ullrich S, Ozgediz D, Kotagal M. Delayed diagnosis of anorectal malformations: a call for standardization of the current definitions. World Journal Of Pediatric Surgery 2024, 7: e000960. PMID: 39737078, PMCID: PMC11683927, DOI: 10.1136/wjps-2024-000960.Peer-Reviewed Original ResearchMethods families use to raise funds for anorectal malformation treatment at a single public referral hospital in Southwestern Uganda
Oyania F, Eze A, Ullrich S, Kotagal M, Ozgediz D. Methods families use to raise funds for anorectal malformation treatment at a single public referral hospital in Southwestern Uganda. World Journal Of Pediatric Surgery 2024, 7: e000877. PMID: 39737079, PMCID: PMC11683897, DOI: 10.1136/wjps-2024-000877.Peer-Reviewed Original ResearchCross-sectional studySouthwestern UgandaMedian monthly household incomeHealthcare expensesHealth-related expendituresCaretakers of childrenSelling assetsHouseholds borrowed moneySurgical capacityPediatric surgery serviceWorkforce expansionPublic hospitalsAnorectal malformationsHealth insurance policiesImprove timelinessReferral hospitalShielding familiesFinancial protectionTeaching hospitalSkills trainingPediatric surgical capacityCase cancellationsSurgery serviceHospitalHealthcareDelays in Care for Children With Low Anorectal Malformations in Southwestern Uganda
Oyania F, Stephens C, Ullrich S, Kotagal M, Kisitu D, Bajunirwe F, Ozgediz D, Poenaru D. Delays in Care for Children With Low Anorectal Malformations in Southwestern Uganda. Journal Of Surgical Research 2024, 305: 156-162. PMID: 39700891, PMCID: PMC11779581, DOI: 10.1016/j.jss.2024.11.013.Peer-Reviewed Original ResearchConceptsReceive careHealth-care system factorsHealth-care workers knowledgeSouthwestern UgandaPrimary health-care providersLow anorectal malformationImproving referral processesHealth-care providersCross-sectional studyDelayed DiagnosisAnorectal malformationsReaching careLow-income countriesSeeking CareReferral processHealth centersWorkers' knowledgeChild's diseaseScreening examinationHealth insurance policiesCareCaregiversSystemic factorsFinancial problemsStatistical significanceEffectiveness of primary repair for low anorectal malformations in Uganda
Oyania F, Ullrich S, Hellmann Z, Stephens C, Kotagal M, Commander S, Shui A, Situma M, Odongo C, Kituuka O, Bajunirwe F, Ozgediz D, Poenaru D. Effectiveness of primary repair for low anorectal malformations in Uganda. Pediatric Surgery International 2024, 40: 315. PMID: 39560775, PMCID: PMC12032398, DOI: 10.1007/s00383-024-05905-8.Peer-Reviewed Original ResearchConceptsThree-stage repairTwo-stage repairPrimary repairLength of hospital stayLow anorectal malformationPost-operative complicationsLonger treatment durationLength of treatmentNon-inferiority analysisResource-limited settingsBackgroundAnorectal malformationsNeonatal surgeryProspective armRetrospective armAnorectal malformationsPostoperative complicationsSurgeon experienceColostomy closureHospital stayLive birthsSurgical accessColostomy formationUgandan childrenNon-inferiorityClinical trialsIdentification of urological anomalies associated with anorectal malformation in southwestern Uganda: limitations and opportunities.
Oyania F, Eze N, Aturinde M, Ullrich S, Mwesigwa M, Ozgediz D. Identification of urological anomalies associated with anorectal malformation in southwestern Uganda: limitations and opportunities. Journal Of Pediatric Urology 2024 PMID: 39147608, PMCID: PMC11802888, DOI: 10.1016/j.jpurol.2024.07.027.Peer-Reviewed Original ResearchRenal anomaliesAnorectal malformationsSurgical correction of anorectal malformationsPrevalence of renal anomaliesCorrection of anorectal malformationsDuplex collecting systemSouthwestern UgandaRetrospective cohort studyStudy patient populationRegional Referral HospitalTime of evaluationRenal agenesisUnilateral agenesisPreoperative investigationsEctopic kidneyPediatric urologistsSurgical correctionGenitourinary defectsPatient chartsCohort studyPatient populationReferral hospitalMultidisciplinary fashionPatientsApproach of careSurgical management of complicated Crohn's disease
Ullrich S, Frischer J. Surgical management of complicated Crohn's disease. Seminars In Pediatric Surgery 2024, 33: 151399. PMID: 38642531, DOI: 10.1016/j.sempedsurg.2024.151399.Peer-Reviewed Original ResearchConceptsManagement of pediatric Crohn's diseasePediatric Crohn's diseaseSurgical managementCrohn's diseaseIntrabdominal abscessPercutaneous drainagePediatric patientsFecal diversionFibrostenotic diseaseMedical therapyQuality of lifeSurgical interventionBowel lengthMaximum preservationPediatric populationMultidisciplinary discussionOperative interventionRisk factorsComplicated diseasePatientsCrohn's proctocolitisDiseaseDoes Delayed Diagnosis of Hirschsprung Disease Impact Post-operative and Functional Outcomes? A Multi-Center Review From the Pediatric Colorectal and Pelvic Learning Consortium
Ullrich S, Austin K, Avansino J, Badillo A, Calkins C, Crady R, Durham M, Fuller M, Rana A, Reeder R, Rentea R, Rollins M, Saadai P, Speck K, Wood R, van Leeuwen K, Frischer J, Consortium T. Does Delayed Diagnosis of Hirschsprung Disease Impact Post-operative and Functional Outcomes? A Multi-Center Review From the Pediatric Colorectal and Pelvic Learning Consortium. Journal Of Pediatric Surgery 2024, 59: 1250-1255. PMID: 38677965, DOI: 10.1016/j.jpedsurg.2024.03.034.Peer-Reviewed Original ResearchPost-operative outcomesPull-throughHirschsprung's diseaseDelayed DiagnosisNeonatal periodPediatric ColorectalFecal diversionRetrospective review of childrenBackground Hirschsprung's diseaseAssociated with increased needReview of childrenPelvic Learning ConsortiumFunctional bowel obstructionMulti-center reviewOutcomes of childrenDiagnosis of HDComplication rateRetrospective reviewRare causeBowel obstructionPost-operativelyDelayed fashionRevision surgeryMulti-centerOptimal management