Table 1 Description of the different HOUSE-classes

HOUSE class 1

 Diagnostic ERCP

 Endoscopic sphincterotomy

 Single stone (<10 mm)

 Plastic stent subhilar

 Brush cytology

 Multiple stones or stone >10 mm

 Metal stent

 Plastic stent above hilus

 Intraoperative rendez-vous ERCP

HOUSE class 2

 Intrahepatic stone

 Multiple metal/plasticstents

 ERCP specifically pancreatic

 Intrahepatic interventions

 All patients with PSC or liver Tx

 Prophylactic pancreatic stent

 “Caged” papilla

 ERCP with ESWL

HOUSE class 3

 All precut-incl pancreatic sphincterotomy

 Spy-Glass

 Mother-Baby Scopy

 EHL

 Lithotripsy (pancreatic)

 Multiple pancreatic stent

 Papillectomy

 Confocal endoscopy

 PTC- or EUS-rendez-vous.

 B2, Roux-en Y, Whipple, via enteroscopy, GBY-op