Salpingoscopy: Fallopian Tube Endoscopy for Infertility Diagnosis and Treatment

Salpingoscopy (falloposcopy) is the endoscopic visualization of the fallopian tube lumen using a flexible micro-catheter (<1 mm) passed transcervically under hysteroscopic guidance.

Indications

  • Infertility workup (tubal factor suspected)
  • Recurrent implantation failure (IVF)
  • Proximal tubal occlusion (PTO) evaluation
  • Salpingitis isthmica nodosum (SIN) diagnosis
  • Pre-tubal surgery assessment

Procedure

  1. Hysteroscopy first: evaluate uterine cavity, locate tubal ostia.
  2. Salpingoscope advanced through ostium into isthmic/ampullary segments.
  3. Visualize mucosa: folds (plicae), ciliary activity, vascular pattern, debris, adhesions.
  4. Optional: tubal lavage, biopsy, catheter recanalization.

Findings & Classification

Therapeutic Applications

  • Tubal catheterization + wire recanalization for PTO
  • Adhesiolysis (mechanical/laser)
  • Tubal steroid injection (experimental)

Limitations

  • Technically demanding; limited availability.
  • Cannot assess outer serosa/peritubal adhesions (laparoscopy needed).
  • Risk: tubal perforation, infection, false passage.

Current Role

Largely replaced by HSG (hysterosalpingography) and laparoscopy + chromopertubation for routine evaluation. Reserved for select cases where mucosal detail changes management.

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GradeMucosal AppearanceClinical Implication
NormalProminent folds, active ciliary motion, pale pinkPatent, functional
MildFlattened folds, sluggish cilia, patchy erythemaEarly inflammation, SIN
ModerateLoss of folds, granular, adhesions, no ciliaSignificant damage; may need IVF
SevereObliterated lumen, dense adhesions, fibrosisIrreparable; IVF indicated