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Thoracoscopic Repair of Esophageal Atresia With Tracheoesophageal Fistula George W. Holcomb, III, M.D., MBA Surgeon-in-Chief Children’s Mercy Hospital Esophageal Atresia EA/TEF • 1 per 2500 – 3500 live births • Sporadic, non-syndromal • Dysmotile distal esophagus • Deficiency of tracheal cartilage • 50% have 1 or more associated anomalies: cardiac, anorectal, GU, vertebral/skeletal, others Postoperative Problems • GER: • 40% (20% require fundoplication) Mgmt: treat aggressively postoperatively partial vs complete fundoplication • Tracheomalacia: 10% symptomatic (<5% require aortopexy) EA/TEF Preoperative Evaluation • Echocardiogram – assess cardiac anomalies • Renal US – assess kidneys • CXR/spine films – assess vertebral anomalies • PE – assess limb, anorectal anomalies • US great vessels – assess location of aortic arch Thoracoscopic Repair EA/TEF Thoracoscopic Repair of Esophageal Atresia and Tracheoesophageal Fistula: A Multi-Institutional Analysis George W. Holcomb III, Steven S. Rothenberg, Klaas MA Bax, Marcelo Martinez-Ferro, Craig T. Albanese, Daniel J. Ostlie, David C. van der Zee, C K Yeung American Surgical Association, 2005 Ann Surg 242:422-430, 2005 Thoracoscopic Repair EA/TEF Institution Location Authors Children’s Mercy Hospital Kansas City, MO Holcomb, Ostlie Hospital for Infants and Children at Presbyterian-St. Luke’s Medical Center Denver, CO Rothenberg Wilhelmina Children’s Hospital Utrecht, The Netherlands Bax, van der Zee J.P. Garrahan National Children’s Hospital Buenos Aires, Argentina Martinez-Ferro Lucille Packard Children’s Hospital Palo Alto, CA Albanese Chinese University of Hong Kong Hong Kong, China Yeung Thoracoscopic Repair EA/TEF • Retrospective study • Six international centers • 2000 – 2004 • 104 Pts Thoracoscopic Repair EA/TEF (104 Patients) • Tracheal intubation • 30 - 45º prone position • 3 ports (99 pts) • 4 ports (5 pts) • CO2 insufflation used Thoracoscopic Repair EA/TEF (104 Patients) • Fistula Ligation • 37 pts: suture ligation • 67 pts: clip ligation Thoracoscopic Repair EA/TEF (104 Patients) • Anastomosis – Suture • 46 pts: Vicryl • 40 pts: PDS • 11 pts: Silk • 7 pts: “Other” • Anastomosis – Technique • 42 pts: extracorporeal • 62 pts: intracorporeal Thoracoscopic Repair EA/TEF Results (104 Patients) Mean Age (days) 1.2 (± 1.1) Mean Wt (kg) 2.6 (± 0.5) Mean Operative Time (min) Mean Days Ventilation Mean Hospitalization (days) 129.9 (± 55.5) 3.6 (± 5.8) 18.1 (± 18.6) Thoracoscopic Repair EA/TEF Associated Anomalies (104 Patients) Cardiac ASD/VSD Right aortic arch Tetralogy of Fallot Dextrocardia PDA (ligation) DORV Tricuspid atresia Gastrointestinal High imperforate anus Duodenal atresia Low imperforate anus Cloaca Syndromes VACTERL (>2 anomalies) CHARGE Down 15 6 3 3 2 1 1 7 4 3 1 10 3 3 Renal Horseshoe kidney Unilateral agenesis Crossed fused ectopia VUR > Grade 3 Duplex kidney Ectopic kidney 3 2 1 1 1 1 Other Vertebral anomalies Radial aplasia Tethered cord Hydromyelia Choanal atresia 6 3 1 1 1 Thoracoscopic Repair EA/TEF Results (104 Patients) • Fundoplication 26 (22 Nissen, 4 Thal) • Aortopexy 7 ( 6 thoracoscopic) • Duodenal atresia 4 (4 laparoscopic) • Imperforate anus 10 (7 high, 3 low) • Cardiac operations ( other than VSD/ASD) 5 Thoracoscopic Repair EA/TEF Complications (104 Patients) • Recurrent fistula 2 ( 3 mos, 8 mos) • Mortality • • • 3 7 mo old - NEC 10 day old – CHD 21 day old with esophageal disruption at intubation Thoracoscopic Repair EA/TEF Right Aortic Arch 6 Pts • Conversion from R thoracoscopy to L thoracoscopy 3 • Conversion from R thoracoscopy to L open 1 • Left thoracoscopy 2 Thoracoscopic Repair EA/TEF Staged Operation • 1 pt: long gap – thoracoscopic ligation 3 mos later – repair via thoracotomy (2 myotomies needed) Thoracoscopic Repair EA/TEF Conversion to Open 5 Pts • 1 Pt: R aortic arch (despite negative ECHO) • 3 Pts: Intraoperative desaturation, relatively long gap • 1 Pt: 1.2 kg baby – only 1 port placed – too small Thoracoscopic Repair EA/TEF 104 Patients Waterston A 62 Patients Waterston B 30 Patients Waterston C 12 Patients Operation converted 2 2 1 Operation staged 1 - - Esophageal anastomotic leak 2 3 3 Stricture (on initial esophagram) 3 1 - Patients needing only 1 dilation 7 5 - Patients needing 2 dilations Patients needing 3 dilations 9 - 1 3 2 1 Patients needing >3 dilations 3 2 - Recurrent tracheoesophageal fistula 1 1 - Fundoplication 19 6 1 Imperforate anus operations 4 4 2 Duodenal atresia repairs - 2 2 Aortopexy Death 6 1 1 - 2 Waterston A: > 5.5 lb with no significant associated problems Waterston B: 4-5.5 lbs. or higher weight with moderate pneumonia or congenital anomaly Waterston C: weight < 4 lb or higher weight with severe pneumonia or congenital anomaly Thoracoscopic Repair EA/TEF Current Number of Patients Mean length of hospitalization (days) Anastomotic leak Anastomotic stricture Patients requiring at least 1 dilation Anastomotic revision Fundoplication Aortopexy Mortality Related EA/TEF Not Related Recurrent fistula N.R.: A: B: C: D: Engum, et al (1971-93) 174 Spitz, Kelly (1980-84) 18.1 (6-120) N.R. 7.6% N.R. 104 B 3.8% C 32.7% Randolph, et al (1982-88) 39 Manning, et al (1977-85) 63 N.R. N.R. 24 (9-174) 21% 10.2% 17% 17.7% 33.3% 4.3% 148 A D 31.7% 32.7% N.R. 33.3% N.R. 1.9% 0.9% 2.7% 5.1% N.R. 24.0% 6.7% 25.2% N.R. 18% 16% 15.3% N.R. 16.9% 4.7% 0.9% 1.9% 2.8% 1.9% 4.5% (overall) 14.8% (overall) 2.2% 12% 0% 7.6% 7.6% 5.1% 3.1% 11.1% 14.2% 6.4% Not reported 87% are Gross Type C Stricture is defined as a significant narrowing on the initial esophagram Stricture in this paper is defined as requiring > 4 dilations Stricture in this paper is defined as requiring > 2 dilations Preoperative Bronchoscopy Patient Position Port/Instrument Positions Impact Of Suture Material CMH • 99 patients Absorbable suture used in 32 patients Permanent suture in 62 patients Combination used in 5 patients • No difference in weight at operation, EGA, age at repair, or mean number of associated anomalies between the groups. AAP, 2006 Impact Of Suture Material CMH Absorbable (N=62) Mean Non-Absorbable (N=32) Mean +/- +/- Standard Error Standard Error 36.4 +/- 0.6 36.7 +/- 0.4 PValue 0.64 2.50 +/- 0.13 2.63 +/- 0.09 0.87 Age at Repair (days) 5.3 +/- 2.0 3.2 +/- 0.6 0.21 Congenital anomaly 53% 48% 0.43 Gender (% Male) 59% 61% 0.51 5.66 +/- 0.09 5.20 +/- 0.10 0.003 Leak (%) 3.1% 4.8% 0.82 Sticture (%) 37.5% 45.2% 0.47 3.4 +/- 1.0 2.4 +/- 0.3 0.21 Estimated Gestational Age at Birth (Weeks) Weight at Repair (kg) Suture Size Number of dilations (per patient with stricture) AAP, 2006 Impact Of Suture Material CMH • There is no difference in leak rates based on suture material or size • Suture material or type has no effect on stricture formation AAP, 2006 EA/TEF Operative Approach Thoracoscopy Thoracotomy • Transpleural • Extrapleural/Transpleural • Longer operative time • Shorter operative time • Better visualization • Adequate visualization • Anesthesia important • Anesthesia standard EA/TEF Why Thoracoscopy? 89 pts/16 yrs • shoulder elevation: 24% • chest deformity: 20% • abduction limited: 100% • spine deformities: 18% • breast deformities: 27% (3/11) Jaureguizar E, et al: Morbid musculoskeletal sequelae of thoracotomy for tracheo-esophageal fistula. J Pediatr Surg 20: 511-514, 1985 Musculoskeletal Morbidity Following Thoracotomy for EA/TEF 1. Durning RP, et al: J Bone Joint Surg AM 62:1156, 1980 2. Gilsanz V, et al: Am J Roentgenol 141:457, 1983 3. Chetcuti P, et al: J Pediatr Surg 24: 244, 1989 4. Goodman P, et al: J Comput Assist Tomogr 17:63, 1993 5. Frola C, et al: Am J Roentgenol 164: 599, 1995 6. Bianchi A, et al: J Pediatr Surg 33: 1798, 1998 Thoracoscopic Repair EA/TEF Advantages of Thoracoscopy • Avoidance of musculoskeletal sequelae • Superior visualization of anatomy • Easy to identify fistula for ligation Thoracoscopic Repair EA/TEF Fistula Ligation • Metal clip • Weck clip • Tie (x2 ?) • Suture ligature (x2 ?) • Suture closure – tracheal side Second TE Fistula Tips/Tricks • Surgisis placed b/w esophagus & tracheal suture line to help prevent recurrent TEF J LAST 17:380-382, 2007 Tips/Tricks • Oscillating ventilator • U-clips anterior anastomosis How To Get Started Not The Ideal Case • 2 - 2.5 kg • Very high upper pouch • Complex single ventricle physiology • Prostaglandin dependent How To Get Started Ideal Case • Baby – 2.5-3 kg; no other anomalies • Esophageal segments close together (CXR, Bronchoscopy) • Start thoracoscopically – Go as far as comfortable • Try it again Thoracoscopic Repair EA/TEF Summary • Thoracoscopic repair of EA/TEF can be performed safely and effectively • The thoracoscopic approach may be advantageous by reducing the musculoskeletal sequelae seen following thoracotomy QUESTIONS www.cmhcenterforminimallyinvasivesurgery.com