ICD-10-PCS Billable Code

08BX0ZZ

Excision Lacrimal Duct, Right to No Qualifier with No Device, Open Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body System8 Eye
OperationB Excision
Body PartX Lacrimal Duct, Right
Approach0 Open
DeviceZ No Device
QualifierZ No Qualifier

Operation Definition

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

Procedure Overview

Excision procedures on the eye involve cutting away a portion of an ocular structure, such as a section of conjunctiva, sclera, iris, or eyelid tissue, without replacing what was removed. Surgeons turn to this approach when a small area of abnormal tissue needs to be removed and sent to a laboratory for diagnosis, or when a localized growth or lesion is interfering with vision or comfort. Common reasons include removing a suspicious conjunctival lesion, trimming a pterygium, or taking a biopsy sample from the eyelid margin.

Because only part of the body part is taken, the eye retains its overall structure afterward. Recovery is typically brief, with topical antibiotics or steroid drops used to control inflammation, and follow-up focused on wound healing and pathology results if a biopsy was involved.

Anatomy & Axis Detail

Lacrimal Duct, Right

The right lacrimal duct, encompassing the canalicular and nasolacrimal drainage pathway, channels tears from the ocular surface toward the nasal cavity, and excision of duct tissue is typically undertaken when a stricture, tumor, or chronically obstructed segment cannot be managed by simpler probing or stenting. Because the duct is a narrow, largely enclosed passage running through bone and soft tissue near the medial canthus, excising a portion of it is more invasive than most eyelid procedures and may be combined with reconstruction of the drainage pathway to prevent epiphora afterward. The proximity to the lacrimal sac and nasal mucosa means surgeons must carefully define the segment removed, and documentation should specify which portion of the duct, canalicular or nasolacrimal, was excised, since that detail affects both the surgical approach and the coding of the specific structure involved.

Approach: Open

Open approach means the surgeon cuts through skin, mucous membrane, or other tissue layers to physically expose the target site to view before performing the procedure. It gives direct visualization and hands-on access, distinguishing it from Percutaneous approaches where instruments pass through a small puncture without exposing the site. Open is typical for procedures needing wide access, such as most laparotomies.

Coding & Documentation

A coder assigns an Excision code when documentation confirms that only a portion of an eye structure was cut out, rather than an entire body part. The operative note should name the specific structure (conjunctiva, sclera, iris, ciliary body, eyelid) and describe the extent of tissue removed, since ICD-10-PCS distinguishes excision from resection largely by whether the removal is partial or complete. A frequent error is coding an excisional biopsy of an entire lesion as Excision when the surgeon actually removed the entire structure the lesion was attached to, which would instead qualify as Resection. Another common mistake is confusing a diagnostic shave or punch biopsy, still coded as Excision, with a destruction procedure where tissue is eliminated rather than physically removed and sent for study. Coders should also verify the qualifier for diagnostic versus non-diagnostic excision, since this affects code selection.

Commonly Confused With

ResectionExcision is frequently confused with Resection, the distinction being whether all or only part of the body part is taken; a full-thickness eyelid removal, for instance, would be Resection rather than Excision.
ExtirpationIt is also confused with Extirpation, which applies when solid matter such as a foreign body or abnormal deposit is removed rather than a piece of the body part itself.
DestructionDestruction is another related root operation, but it describes eliminating tissue in place (via laser, cautery, or chemical means) without physically extracting a specimen, which matters when no pathology sample results from the procedure.