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                                                                   Role of Falloposcopy in the Management of Subfertility

                      Table 1: Various studies showing various falloposcopic techniques and treatment—women health 2010
            Study            Technique             Patients  Indication       Recannulation  Preg  Follow-up  Ref
                                                     no.                     success rate (%)  rate  (months)
            Schille et al  Falloposcopy and tubal   42   Unilat/bilat proximal     61.9     12     3-6     14
                          dilatation under               tubal obstruction
                          laparoscopic control
            Rimbach et al  Falloposcopic catheterization  38                       80                      15
            Surrey et al  Coaxial falloposcopy      16   Proximal tubal obstruction  85                    15
            Rimbach et al  Falloposcopic hysteroscopic  367                        69.6                    16
                          laparoscopic coaxial tubal
                          cannulation
            Pennehouat et al Falloposcopic hysteroscopic  66  Proximal tubal obstruction  83               17
                          coaxial tubal cannulation
            Kerin et al   Falloposcopic hysteroscopic  35  Proximal tubal obstruction  81.4                18
                          laparoscopic guidewire
                          annulation and tuboplasty
            Sueok et al   Falloposcopy with linear  50   Proximal, mid and distal  79.4     22     2-36    19
                          everting catheter              tubal obstruction
            Dechaud et al  Falloposcopy with a linear  75  Tubal and unexplained   94.5     27.6           20
                          everting catheter              infertility
            Lee           Falloposcopy with linear everting  20  Tubal occlusion   93                      21
                          catheter and laparoscopy


          Complications of Falloposcopy                          Studies revealed endotubal lesions in 57% of cases and
                                                              70% were confined to the medial third of the tube between
          These are rare but when they occur, they are usually minor                                        24
                                                              the uterotubal junction and ampullary isthmic junction.
          and can be easily managed. Such complications include
                                                                 Kerin et al further classified tubal disease fallopos-
          bleeding, infection, tubal perforation and technical failures
                                                              copically: Intramural stenosis—five cases, isthmic
          on the instrument side and of course lack of clinical expertise
                                                              stenosis—10 cases, isthmic obstructive lesion—five cases,
          could lead to avoidable complications.
                                                              salpingitis isthmic nodosa—two cases, nonobstructive
                                                              lesion which ranged from intraluminal adhesions, associated
          Contraindication to Falloposcopy
                                                              devascularization and epithelial atrophy in the intramural,
          •  Acute or chronic cervicitis or vaginal infection rule out  isthmic and ampullary segments—10 cases, hydrosalpinx—
             Chlamydia and N. gonorrhea                       two cases and intratubal polyp—one case. In 35 out of 43
          •  Recent tubal surgery or congenital malformation of the  falloposcopies performed 18.6% had normal appearance of
             genital tract                                    the fimbrial, ampullary, isthmic and intramural tubal
          •  Recent history of PID                            epithelium. 25
          •  Known or suspected case of genital malignancy.
                                                              CONCLUSION
          FALLOPOSCOPIC DIAGNOSIS AND
                                                              Subfertility is a global problem and with the recent sexual
          CLASSIFICATION OF TUBAL DISEASE
                                                              debut among the reproductive age group, the incidence of
          Falloposcopy provides the opportunity to visualize the  tubal subfertility is on the increase especially in the
          lumen of the fallopian tube in vivo for proper assessment  developing countries; hence, adequate knowledge about
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          and evaluation of its functional status.  It has been used to  falloposcopy will go a long way in alleviating the burden
          classify normal and abnormal epithelial lesions, such as  of subfertility with its psychological and emotional burden
          accumulated debris, nonobstructive intraluminal adhesions,  of the shoulders of the clinician. Falloposcopy no doubt
          stenosis, polyps, total fibrotic obstruction and also segmental  plays a significant role in accurate and precise diagnosis to
          identification of location of tubal pathology with minimal  patients with tubal pathology and providing them with
          or no complication. 23                              treatment as the case may be and at the same time sorting
             In other to effect adequate management of the tubal  out the patient that will benefit from IVF on account of
          disease, hence the need for its classification, Kerin et al  severe tubal disease in good time.
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          used a scoring  system to classify tubal pathology:
                                                              FUTURE CHALLENGES
          •  Falloposcopically normal tubes—46%
          •  Mild-to-moderate tubal disease—29%               Despite the diagnostic superiority of falloposcopy over the
          •  Severe to obstructive tubal disease—25%.         conventional methods in the evaluation and treatment of

          World Journal of Laparoscopic Surgery, January-April 2012;5(1):16-20                              19
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