Risk factors for obstetrical anal sphincter lacerations
Dandolu V, Chatwani A, Harmanli O, Floro C, Gaughan J, Hernandez E. Risk factors for obstetrical anal sphincter lacerations. International Urogynecology Journal 2005, 16: 304-307. PMID: 15809773, DOI: 10.1007/s00192-005-1297-2.Peer-Reviewed Original ResearchConceptsInstrumental vaginal deliveryAnal sphincter lacerationVaginal deliveryRisk factorsSphincter lacerationSphincter tearsObstetrical anal sphincter lacerationLarge population-based databaseFourth-degree perineal lacerationsVacuum-assisted vaginal deliveryRisk of lacerationAnal sphincter injuryModifiable risk factorsAnal sphincter tearsAssisted vaginal deliveryDegree perineal lacerationsPopulation-based databaseFourth-degree lacerationsUse of episiotomyImportant risk factorSphincter injuryCesarean sectionDegree lacerationsInstrumental deliveryPerineal lacerationsRisk of Recurrence of Anal Sphincter Lacerations
Dandolu V, Gaughan J, Chatwani A, Harmanli O, Mabine B, Hernandez E. Risk of Recurrence of Anal Sphincter Lacerations. Obstetrics And Gynecology 2005, 105: 831-835. PMID: 15802413, DOI: 10.1097/01.aog.0000154160.87325.77.Peer-Reviewed Original ResearchConceptsAnal sphincter lacerationFourth-degree lacerationsRate of recurrenceSphincter lacerationRisk factorsInitial lacerationVaginal deliverySubsequent pregnancyPennsylvania Health Care Cost Containment CouncilFourth-degree perineal lacerationsSubsequent vaginal deliveryOperative vaginal deliveryRisk of recurrenceSignificant risk factorsThird-degree lacerationsGroup of womenSphincter tearsPerineal lacerationsHigh riskLower riskLacerationRecurrenceEpisiotomyPregnancyPatient statistics