2007 ICD-9-CM Procedure 51.51 Exploration of common duct 51.51 is a specific code that can be used to specify a procedure 51.51 contains 9 index entries View the full Volume 3 51.* hierarchy 51.51 also known as: Incision of common bile duct Index entries containing 51.51: Choledochostomy 51.51 Choledochotomy 51.51 Duodenocholedochotomy 51.51 Exploration -- see also Incision bile duct(s) 51.59 common duct 51.51 endoscopic 51.11 for relief of obstruction 51.42 endoscopic 51.84 removal of calculus 51.41 endoscopic 51.88 laparoscopic 51.11 common bile duct 51.51 endoscopic 51.11 for relief of obstruction 51.42 endoscopic 51.84 removal of calculus 51.41 endoscopic 51.88 Incision (and drainage) bile duct (with T or Y tube insertion) NEC 51.59 common (exploratory) 51.51 for relief of obstruction NEC 51.42 removal of calculus 51.41 common bile duct (for exploration) 51.51 for relief of obstruction 51.42 removal of calculus 51.41 Insertion catheter bile duct(s) 51.59 common 51.51 endoscopic 51.87 Intubation -- see also Catheterization and Insertion bile duct(s) 51.59 common 51.51 endoscopic 51.87