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Fig. 1 | Surgical Case Reports

Fig. 1

From: Preservation of remnant esophagus during total pharyngolaryngectomy in a patient with previous subtotal esophagectomy: a case report

Fig. 1

Preoperative examination. a Upper gastrointestinal endoscopy showing a ridge on the right piriform fossa. b Image-enhanced endoscopy showing an irregular granular surface and microvessel pattern in the right piriform fossa. c Fluorodeoxyglucose (FDG) positron emission tomography (PET) showing high FDG uptake in the right cervical lymph node. d FDG-PET showing high FDG uptake in the right piriform fossa

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