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Surgical Case Reports
Fig. 1 | Surgical Case Reports

Fig. 1

From: Thoracoscopic esophagectomy in the prone position for esophageal cancer patients with pectus excavatum: a report of two cases

Fig. 1

Patient 1. a Endoscopic findings. An elevated tumor with flat mucosal erosion was detected 33–38 cm from the upper incisors and suspected muscle invasion. b Narrow band imaging. c Contrast-enhanced CT reveals a hypovascular mass lesion in the middle esophagus and pectus excavatum. The Haller index score was 8.5. d Schema of the Haller index

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