Surgical Techniques in Situs Inversus Totalis

Summary

Situs inversus totalis (SIT) is a rare congenital condition in which all thoraco-abdominal organs are arranged as a mirror image of typical anatomy. Surgical intervention in SIT requires meticulous preoperative planning to accommodate reversed vasculature and organ orientation. Three-dimensional imaging modalities such as computed tomography and magnetic resonance cholangiopancreatography are routinely employed to map anomalies and guide surgical strategy. Minimally invasive approaches have progressed from conventional multiport laparoscopy to single-incision and single-port techniques, each adapted through customised port placement and ergonomic considerations of surgeon handedness. Robotic-assisted platforms further mitigate the challenges of mirror-image disorientation by preserving standard console orientation and instrument articulation. Across hepatobiliary, colorectal and gastric procedures, careful integration of advanced imaging, bespoke simulation training and intraoperative navigation has maintained morbidity and conversion rates comparable to those in anatomically normal cases, affirming the feasibility of complex resections in SIT patients.

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Surgical Techniques in Situs Inversus Totalis publication trend

The graph below shows the total number of articles in surgical techniques in situs inversus totalis across all publications each year (not limited to Nature Index journals).

Technical terms

Situs inversus totalis (SIT): A congenital anomaly in which thoracic and abdominal viscera are arranged in a complete mirror image of normal anatomy.

Laparoscopic cholecystectomy: Minimally invasive removal of the gallbladder using small abdominal incisions and video guidance.

Port placement: Strategic positioning of trocars to facilitate optimal instrument angles and visualization in minimally invasive surgery.

Robotic-assisted surgery: Surgical technique where the surgeon operates robotic arms from a console, enhancing dexterity and three-dimensional vision.

Mesocolic excision: Oncological procedure involving removal of a colon segment along with its intact mesentery for comprehensive lymph node clearance.

References

  1. Look beyond the Mirror: Laparoscopic Cholecystectomy in Situs Inversus Totalis—A Systematic Review and Meta-Analysis (and Report of New Technique). Diagnostics (2022).
  2. Laparoscopic sigmoidectomy in a case of sigmoid colon cancer with situs inversus totalis. Asian Journal of Endoscopic Surgery (2018).
  3. Robotic-assisted proximal gastrectomy using the double-flap technique for early gastric cancer with situs inversus totalis: a case report. Surgical Case Reports (2021).

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