ICD-10-PCS Billable Code

0UBF8ZZ

Excision Cul-de-sac to No Qualifier with No Device, Via Natural or Artificial Opening Endoscopic Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemU Female Reproductive System
OperationB Excision
Body PartF Cul-de-sac
Approach8 Via Natural or Artificial Opening Endoscopic
DeviceZ No Device
QualifierZ No Qualifier

Operation Definition

Cutting out or off, without replacement, a portion of a body part

Procedure Overview

Excision procedures in the female reproductive system involve cutting out a portion of an organ or structure - such as a wedge of ovarian tissue, part of a fallopian tube, a myomectomy removing a fibroid from the uterine wall, or a partial vulvectomy - while leaving the remainder of that body part in place. These procedures are used both to treat disease and to obtain tissue for diagnosis, so the same root operation covers everything from a small cervical biopsy to removal of an ectopic pregnancy mass confined to a tube.

Patients encounter excision most often for suspicious lesions that need pathological evaluation, benign growths like fibroids or ovarian cysts that are causing pain or bleeding, or endometriosis implants that need to be removed without sacrificing the organ they're attached to. Because only part of the structure is taken, the remaining organ typically continues to function, which distinguishes the intent behind excision from operations that remove an entire body part.

The surgical approach varies widely - some excisions are done through a hysteroscope or laparoscope with small ports, others through an open abdominal incision - but the defining feature is always partial removal without replacing the tissue taken out.

Anatomy & Axis Detail

Cul-de-sac

The cul-de-sac, also known as the pouch of Douglas, is the peritoneal recess located between the posterior vaginal wall and the anterior rectum, and excision of tissue here is most often performed to remove endometriotic implants or fibrotic adhesions that have obliterated this space, a condition associated with significant pelvic pain and infertility. Because this recess lies in direct proximity to the rectum, ureters, and uterosacral ligaments, deep infiltrating disease in this location is technically demanding to excise and may require a combined gynecologic and colorectal surgical approach when the rectal wall is involved. Careful dissection along the correct anatomic planes is necessary to avoid rectal or ureteral injury, and the degree of cul-de-sac obliteration found intraoperatively is often used to stage the severity of endometriosis.

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

A coder should look for operative language describing removal of "a portion," "a segment," or a discrete lesion, mass, or margin of tissue, with the rest of the organ left intact. Pathology reports confirming a specimen of a specific size or the surgeon's note describing wedge resection, partial salpingectomy, or myomectomy all support Excision. The approach value (open, percutaneous endoscopic, or via natural orifice) should match the documented technique precisely, since laparoscopic and open myomectomies carry different codes despite the same root operation.

The most common assignment error is confusing Excision with Resection when an entire organ, tube, or ovary is actually removed - documentation stating "total" or "complete" removal points to Resection instead. Coders also sometimes default to Excision for biopsies without confirming the qualifier value that identifies a diagnostic procedure, and miss cases where multiple structures were excised in the same operative session, each requiring a separate code.

Commonly Confused With

ResectionResection is the closest neighbor and the distinction is strictly whether the entire body part was taken versus only a portion - a total salpingectomy is Resection while removal of one tubal segment is Excision.
DestructionDestruction is often confused with Excision when treating cervical dysplasia or endometriosis, but Destruction eradicates tissue in place (ablation, cauterization, laser) without physically removing it for examination.
ExtirpationExtirpation is distinguished by removing abnormal solid matter such as a clot or foreign material rather than a portion of the body part itself.