04BM4ZX
Excision Popliteal Artery, Right to Diagnostic with No Device, Percutaneous Endoscopic Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | 4 Lower Arteries |
| Operation | B Excision |
| Body Part | M Popliteal Artery, Right |
| Approach | 4 Percutaneous Endoscopic |
| Device | Z No Device |
| Qualifier | X Diagnostic |
Operation Definition
Cutting out or off, without replacement, a portion of a body part
Procedure Overview
This family describes surgical procedures that cut out a portion of a lower extremity artery without replacing what is removed, typically to obtain a tissue sample for diagnosis or to remove a segment of diseased vessel wall. Unlike procedures aimed at reopening or bypassing a blocked artery, Excision here is about physically taking a piece of the vessel itself, whether for biopsy purposes or as a limited resection.
Common reasons for this procedure include biopsying a suspicious arterial wall lesion, removing a small aneurysmal segment that does not require full graft replacement, or excising a portion of vessel affected by infection or tumor invasion. The remainder of the artery is generally left in place and, depending on the clinical situation, may be repaired or simply closed.
Because only a portion of the body part is taken and no replacement graft is inherently part of this root operation, Excision in the lower arteries is usually a more limited intervention than a full arterial resection and reconstruction, reserved for situations where sampling or partial removal addresses the clinical problem.
Anatomy & Axis Detail
Popliteal Artery, Right
The right popliteal artery lies deep within the popliteal fossa behind the knee, continuing from the femoral artery and giving rise to the tibial and peroneal vessels that supply the lower leg and foot. Excision of a portion of this artery is performed to remove diseased or damaged tissue, such as an aneurysmal segment, entrapped or cystic adventitial disease, or tissue sampled for diagnostic purposes, when that tissue is not intended to be replaced immediately. The popliteal artery's deep location, surrounded by the tibial nerve and popliteal vein, makes surgical access technically demanding and increases the risk of neurovascular injury during dissection. Popliteal entrapment syndrome and adventitial cystic disease are conditions somewhat unique to this segment that may prompt excision. Because the vessel is a critical single conduit to the lower leg, even limited excision carries meaningful risk to distal limb perfusion if not carefully managed.
Approach: Percutaneous Endoscopic
Percutaneous Endoscopic combines a puncture through skin or mucous membrane with insertion of an endoscope to visualize the procedure internally, as in laparoscopic cholecystectomy. It is distinguished from plain Percutaneous by the presence of scope-guided visualization, and from Via Natural or Artificial Opening Endoscopic by its route being a new puncture rather than an existing orifice or stoma.
Qualifier: Diagnostic
Applied chiefly to Excision, this qualifier marks that tissue was removed specifically for diagnostic purposes, i.e., a biopsy intended for pathologic evaluation rather than to treat disease. It distinguishes biopsy-type excisions from therapeutic excisions of the same body part, which are coded without this qualifier even though the physical technique may be identical.
Coding & Documentation
Coding this family correctly depends on documentation confirming that a portion, not the entirety, of the specific named lower artery was cut out and removed from the body, along with the approach used to reach it. If the pathology or operative report indicates the entire named vessel segment was removed, Resection rather than Excision is the appropriate root operation, so coders must read closely for that distinction.
A frequent error is defaulting to Excision for any biopsy-related procedure without checking whether the tissue was actually excised versus merely sampled with a needle, which may instead be coded differently depending on technique. Another common mistake is failing to code a concurrent repair, such as suture closure of the arteriotomy, separately when it represents more than the value included in the excision itself, or conversely coding a repair that is inherent to the excision procedure.