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Investigating congenital isolated tracheo-oesophageal fistula: considering CT scan?
  1. Aurore Haffreingue1,2,
  2. Claire Dupont-Lucas2,3,
  3. Thierry Petit1,2,
  4. Philippe Ravasse1,2,
  5. Julien Rod1,2
  1. 1Department of Paediatric Surgery, Caen University Hospital, Caen, France
  2. 2Caen University Medical School, Caen, France
  3. 3Department of Pediatrics, Caen University Hospital, Caen, France
  1. Correspondence to Aurore Haffreingue, Department of Pediatric Surgery, CHU Caen, Avenue Cote de Nacre, 14033 Caen cedex 9, France; aurore.haffreingue{at}gmail.com

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A 4-year-old boy was referred with recurrent pneumonia and aspiration of liquids. Clinical examination, complete blood count and sweat test were normal. A tracheo-oesophageal fistula (TEF) was suspected as a differential diagnosis. Barium swallow was unremarkable. Tracheoscopy showed a small mucous irregularity on the posterior wall, but intra-oesophageal instillation of methylene blue was not perceived in the trachea. Tracheoscopy was interrupted prematurely due to poor respiratory tolerance. Finally, chest CT scan showed a millimetre-wide TEF originating from the trachea …

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