0DLG8DZ
Occlusion Large Intestine, Left to No Qualifier with Intraluminal Device, Via Natural or Artificial Opening Endoscopic Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | D Gastrointestinal System |
| Operation | L Occlusion |
| Body Part | G Large Intestine, Left |
| Approach | 8 Via Natural or Artificial Opening Endoscopic |
| Device | D Intraluminal Device |
| Qualifier | Z No Qualifier |
Operation Definition
Completely closing an orifice or the lumen of a tubular body part
Procedure Overview
This family covers procedures that completely close off an opening or the internal channel of a digestive organ, most often the esophagus, stomach, small intestine, large intestine, or rectum. Rather than removing tissue, the surgeon blocks the passage using sutures, clips, an occluding device, or a band, so nothing can pass through that point. It is used in situations like tying off a leaking segment of bowel that cannot be safely repaired yet, closing off a diverticulum, banding esophageal varices to stop bleeding, or occluding a fistula tract so it stops draining abnormally.
This differs from removing the diseased segment entirely - occlusion is often a temporizing or targeted measure rather than definitive treatment, though in some cases, such as band ligation of hemorrhoids or varices, it is the definitive therapy itself. Patients may encounter it during an emergency operation to control bleeding or contamination, or as a planned outpatient endoscopic procedure to manage varices or a fistula.
Anatomy & Axis Detail
Large Intestine, Left
The left large intestine encompasses the distal transverse colon through the descending colon toward the sigmoid, and occlusion of this region closes the bowel lumen across that span, commonly as part of managing diverticular disease, obstructive processes, or staged surgical reconstruction where the left colon is deliberately taken out of continuity. This value applies when the procedure addresses the left colon broadly rather than a single named segment such as the descending or transverse colon in isolation. Because this region is a frequent site of diverticulitis and related complications, occlusion here may accompany or precede resection, serving to isolate an inflamed or perforated area from the fecal stream while definitive treatment is planned or infection is controlled.
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.
Device: Intraluminal Device
Intraluminal Device denotes a single device, such as a stent or occlusion device, positioned within the lumen of a tubular body part like a vessel, duct, or airway to maintain patency or occlude flow. It carries no drug coating or radioactivity, distinguishing it from the drug-eluting, radioactive, and bioactive intraluminal device values, and from Extraluminal Device, which sits outside rather than inside the lumen.
Coding & Documentation
A coder should look for documentation stating that a body part or lumen was completely closed, tied off, clipped, banded, or otherwise fully occluded, with no residual opening left at that site - if the note describes narrowing or partial closure, Restriction is the more appropriate root operation, not Occlusion. Clear identification of the exact anatomic segment closed (e.g., a specific loop of small bowel versus the rectum) and the device or method used, such as clips, bands, or a vascular plug repurposed for a GI application, supports correct code assignment. A common error is coding Occlusion when the physician actually performed a full transection and closure of both ends as part of a resection, which is captured under Excision or Resection language instead; Occlusion applies specifically when the segment itself is left in place but sealed off. Documentation should also make clear whether the occlusion is temporary (for staged control) or intended as definitive management, since this affects whether a follow-up procedure should be anticipated in the record.
Commonly Confused With
Occlusion is easily confused with Restriction, since both narrow a passage - the distinguishing factor is completeness: Restriction only partially narrows the lumen (as with a band placed for weight-loss surgery that leaves a reduced opening), while Occlusion closes it entirely. It also overlaps conceptually with Ligation-type language used for vascular bleeding control, though in the gastrointestinal system the correct terminology and code both fall under Occlusion when a GI lumen or orifice, rather than a blood vessel, is the target.