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Histopathologic changes in fallopian tubes subsequent to sterilization procedures.

R J Stock

    International Journal of Gynecological Pathology : Official Journal of the International Society of Gynecological Pathologists
    |January 1, 1983
    PubMed
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    Histologic examination of fallopian tubes after sterilization revealed no evidence of recanalization or fistula formation. Changes observed may impact future microsurgical success rates.

    Area of Science:

    • Reproductive Medicine
    • Gynecologic Pathology
    • Surgical Outcomes

    Background:

    • Tubal sterilization is a common method of female contraception.
    • Pregnancy following sterilization can occur due to various factors.
    • Understanding the histologic changes at sterilization sites is crucial for assessing pregnancy risks and surgical outcomes.

    Purpose of the Study:

    • To investigate the histologic findings at previous tubal sterilization sites in patients who subsequently became pregnant.
    • To evaluate for evidence of specific tubal processes like recanalization or tuboperitoneal fistulas.
    • To identify potential histologic factors influencing the success of microsurgical tubal reanastomosis.

    Main Methods:

    • Histologic examination of serial sections of fallopian tubes from over 100 patients post-sterilization.
    Keywords:
    Age FactorsBiologyClipsContraceptionContraception FailureContraceptive EffectivenessContraceptive UsageDemographic FactorsFallopian Tubes--changesFamily PlanningFemale SterilizationFertilityFertility MeasurementsFimbriectomyGenitaliaGenitalia, FemaleHistologyParityPhysiologyPomeroy MethodPopulationPopulation DynamicsPregnancyPregnancy RatePregnancy, EctopicRecanalizationReproductionReversible SterilizationSterilization ReversalSterilization, SexualTubal ReanastomosisUrogenital SystemUse-effectiveness

    Related Experiment Videos

  • Analysis of tissue from 13 patients with documented pregnancies after sterilization.
  • Correlation of histologic findings with time elapsed since sterilization and surgical procedure type.

    • Main Results:

    • No evidence of endosalpingiosis, recanalization, tuboperitoneal fistula, or endometriosis-related pregnancy was found.
    • Histologic changes including proximal luminal dilatation and distal plical thickening were observed.
    • These changes appeared to correlate with the time elapsed since the sterilization procedure.

    Conclusions:

    • The study did not support theories of recanalization or fistula formation as causes of post-sterilization pregnancy.
    • Observed histologic changes may be time-dependent sequelae of sterilization.
    • These findings may offer insights into the decreasing success rates of microsurgical reanastomosis over time.