[Endoscopic treatment of choledocholithiasis in patients with Billroth II gastrectomy by dilatation with papillary balloon]. / Tratamiento endoscópico de la coledocolitiasis en pacientes con gastrectomía Billroth II mediante dilatación con balón de la papila.

Two patients with Billroth II gastrectomy and choledocholithiasis are presented. Treatment with endoscopic retrograde cholangiography and dilatation with papillary balloon allowed lithiasis extraction. The evolution following the procedure was favorable with no complications being observed. The advantages and disadvantages of papillary balloon dilatation in comparison with endoscopic sphincterotomy are reviewed.