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. 2025 Aug 26;20:345. doi: 10.1186/s13019-025-03575-8

Table 3.

Complications associated with a hypopharyngeal anastomosis, table design derived from Sanchez, et al. NR (Not Recorded); RFFF (Radial Forearm Free Flap).

Author Period Number of Patients with Hypopharyngeal / Pharyngeal Anastomosis Anastomotic Leak Obstruction Stenosis or Stricture Dehiscence Dysphagia Respiratory Infection Death Other
Chilgar, et al Jan 1994 to Dec 2012 94

3 (distal)

0 (proximal)

0 5 0 0 0 0 0 0
Jiang, et al Aug 1988 to June 2023 14 4 0 1 prox, 1 distal 0 4 2 0 0 Disruption of the abdominal incision in 1
Wu, et al Sept 1976 to April 2000 50 3 cervical, 2 abdominal 1 esophageal substitute, 3 intestinal 6 hypopharyngeal, 6 laryngotracheal 1 graft failure 8 1 0 1 Gastric mucocele with chronic anemia in 1
Lu, et al March 2003 to May 2006 5 0 0 0 0 0 0 0 0 Tracheostomy stoma stenosis in 1
Tannuri and Tannuri Feb 1982 to Dec 2015 19 0 0 9 (cervical) 1 (cologastric) 0 9 0 0 Diarrhea (10)
Denewer, et al Jan 2004 to Dec 2012 142 NR NR Including 3 revisional surgeries: 26% pec; 4% jejunal; 0 augmented colon; 8.8% gastric pull up; 6.7% gastric tube NR NR 15 NR 15

Including 3 revisional surgeries: 4 cases of flap failure (3 jejunal, 1 pec)

- Early fistula in 24% of pec, 8% jejunal, 25% augmented colon, 14.7% gastric pull up; 10% of gastric tube

Bisquera, et al ~ 2022 1 (oropharynx) No complications - - - - - - - -
Pegan, et al 10-year period not specified 31 NR NR NR 3 with abdominal skin dehiscence in gastric tube recon group 3 NR NR 0 Flap failure 3 and cutaneous fistula 1 in RFFF group
Tran and Celerier 1978–1986 18 NR NR 9 NR 4 4 Necrosis in 1; phlebitis in 1 0 (3 died from malnutrition) 4 cervical and 1 abdominal fistula at digestive anastomosis
Marzouki, et al ~ 2021 1 No complications - - - - - - - -
Schultz, et al ~ 2018 8 - - 1 - 3 pectoralis major - - - 1 fistula in forearm group and 1 fistula in pec major
Wang, et al May 1995 to Nov 2021 75 (mechanical in 28, manual in 47) Mechanical in 2, manual in 13 NR Mechanical in 2, Manual in 4 NR NR Mechanical in 5, manual in 15 Manual 8 vs Mechanical 0 Manual in 4

Post-op bleeding: 5 manual, 1 mechanical

Tracheal fistula: 1 mechanical, 2 manual

Cerebro-vascular complications 0 in mechanical, 2 in manual

Zeng, et al Jan 2005 to March 2017 20 1 NR 0 NR NR NR NR 0 NR
Choi, et al ~ 1997 7 NR NR 3 NR 4 NR NR 0 Redundant colon in 1, perforation in 1
Zangi, et al 2009 to 2014 9 - - - - 4 7 (aspiration) 1 Sepsis from graft necrosis 3 2 vocal cord paralysis
Pesko, et al Jan 1978 to Jan 2004 40 6 - - - - 12 1 necrosis 6 Cardiovascular 2, Other 2
Inoue, et al ~ 1992 28 NR - - - - - - - -