0FV67ZZ
Restriction Hepatic Duct, Left to No Qualifier with No Device, Via Natural or Artificial Opening Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | F Hepatobiliary System and Pancreas |
| Operation | V Restriction |
| Body Part | 6 Hepatic Duct, Left |
| Approach | 7 Via Natural or Artificial Opening |
| 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, Left
The left hepatic duct collects bile from the liver's left lobe and joins the right hepatic duct to form the common hepatic duct, and it may require restriction when a segment is abnormally widened following prior surgery, a biliary-enteric anastomosis, or congenital ductal ectasia predisposing to stasis and stone formation. Restriction narrows the duct's lumen using a band or similar device applied to the existing wall, preserving the duct rather than resecting it. The left hepatic duct's more consistent, extrahepatic course compared to the right makes it somewhat more accessible surgically, but its proximity to the umbilical fissure and left portal pedicle still demands careful technique, and documentation should specify the exact location narrowed to support accurate procedural coding.
Approach: Via Natural or Artificial Opening
Via Natural or Artificial Opening means the instrument reaches the target site by passing through an existing body orifice, such as the mouth or urethra, or a surgically created opening like a stoma, without additional incision or scope guidance. It is distinguished from the Endoscopic variant by the absence of a visualizing scope, and from External by actually traversing into the body through that opening.
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.