0FV58ZZ
Restriction Hepatic Duct, Right to No Qualifier with No Device, Via Natural or Artificial Opening Endoscopic Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | F Hepatobiliary System and Pancreas |
| Operation | V Restriction |
| Body Part | 5 Hepatic Duct, Right |
| Approach | 8 Via Natural or Artificial Opening Endoscopic |
| Device | Z No Device |
| Qualifier | Z No Qualifier |
Operation Definition
Partially closing an orifice or the lumen of a tubular body part
Procedure Overview
Restriction procedures in the hepatobiliary system and pancreas narrow a duct or opening without fully closing it off, using a band, clip, suture, or similar means to reduce the diameter of a bile duct, the pancreatic duct, or the sphincter of Oddi. Surgeons use this approach to control a bile leak, manage a fistula, or slow flow through a duct that is dilating abnormally, while still leaving a passage for bile or pancreatic secretions to drain.
Because the liver, gallbladder, and pancreas share ducts that all feed into the same digestive pathway, restricting one segment can protect a healing surgical site downstream or upstream, or reduce reflux of bile into the pancreatic duct. It is typically done during a larger operation, such as after an injury to the bile duct or a leak following gallbladder removal, rather than as a standalone elective procedure.
Anatomy & Axis Detail
Hepatic Duct, Right
The right hepatic duct drains bile from the right lobe of the liver before joining its left counterpart to form the common hepatic duct, and restriction of this duct is performed to narrow an abnormally dilated or redundant segment, often in the setting of a biliary-enteric anastomosis prone to reflux or in a duct affected by cystic disease. The procedure typically uses an intraluminal device, such as a band or stent designed to reduce diameter, rather than removing tissue, distinguishing it from Excision or Resection. Because the right hepatic duct's course varies among individuals and it can have multiple sectoral tributaries, documentation should identify the specific segment restricted and the device or technique used, since imprecise narrowing risks impairing right-lobe biliary drainage and causing localized cholestasis.
Approach: Via Natural or Artificial Opening Endoscopic
Via Natural or Artificial Opening Endoscopic describes instrumentation introduced through a natural orifice or a surgically created opening while using an endoscope for visualization, as in a routine colonoscopy performed through the anus. It differs from the plain Via Natural or Artificial Opening value by the added scope, and from Percutaneous Endoscopic by using an existing passage rather than a new skin puncture.
Coding & Documentation
The coder needs an operative note stating that a duct or orifice was narrowed, banded, ligated with partial patency preserved, or clipped to reduce lumen size - full occlusion instead belongs under Occlusion, and the two are the most common mix-up in this family. Documentation should specify the exact structure treated (common bile duct, cystic duct stump, pancreatic duct, sphincter of Oddi) since each maps to a different body part value.
A frequent error is coding Restriction when the surgeon actually placed a stent to hold a duct open, which is Dilation with a device, not Restriction. Coders should also confirm whether the approach was open, percutaneous, or via endoscope, since ERCP-based interventions are common in this family and drive the approach character.