Fig. 4From: Conversion surgery for an initially unresectable, locally advanced pancreatic cancer after induction chemotherapy and carbon-ion radiotherapy: a case reportDuodenography, added to ERCP, showed a slight narrowing (red circle) of the third portion and dilatation of the oral side; however, air sent from the endoscope could pass through the narrowed area. Clinically, the patient did not complain of gastrointestinal obstruction before surgeryBack to article page