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Official Description

Ligation of perforator veins, subfascial, radical (Linton type), including skin graft, when performed, open,1 leg

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The procedure described by CPT® Code 37760 involves the ligation of perforator veins, specifically utilizing a radical Linton-type technique. Perforator veins are critical structures that connect the deep venous system, which includes the femoral and popliteal veins, to the superficial saphenous veins in the legs. This procedure is primarily indicated for patients suffering from severe chronic venous insufficiency, a condition characterized by the improper functioning of the veins, leading to symptoms such as swelling, pain, and the formation of venous ulcers. The ligation aims to treat incompetent perforator veins, which contribute to the backward flow of blood and exacerbate venous insufficiency. During the procedure, an open surgical approach is employed, which involves making a long hockey stick incision along the medial aspect of the calf, extending posteriorly to the medial malleolus. This incision allows for the development of subfascial skin flaps, enabling the surgeon to access and ligate the perforator veins effectively. The ligation interrupts the abnormal blood flow between the deep and superficial venous systems, thereby alleviating the symptoms associated with chronic venous insufficiency. If necessary, a skin graft may be applied to cover any defects created during the procedure, which involves harvesting skin from a separate donor site and suturing it over the defect. This comprehensive approach ensures that the underlying venous issues are addressed while also managing any resultant skin defects from the surgical intervention.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The ligation of perforator veins using CPT® Code 37760 is indicated for the following conditions:

  • Chronic Venous Insufficiency - A condition where the veins cannot pump enough blood back to the heart, leading to symptoms such as swelling, pain, and skin changes.
  • Venous Ulcerations - Open sores that occur due to poor blood flow and are often associated with chronic venous insufficiency.
  • Incompetent Perforator Veins - Veins that fail to function properly, allowing blood to flow backward and contributing to venous hypertension.

2. Procedure

The procedure for ligation of perforator veins as described by CPT® Code 37760 involves several key steps:

  • Step 1: Incision - The surgeon begins by making a long hockey stick incision along the medial aspect of the calf, extending posteriorly to the medial malleolus. This incision provides access to the underlying structures and allows for the development of skin flaps.
  • Step 2: Development of Skin Flaps - Subfascial posterior and anterior skin flaps are carefully developed to expose the perforator veins. This step is crucial for visualizing the veins that need to be ligated.
  • Step 3: Exposure of Perforator Veins - All posterior medial and paramedial perforators are meticulously exposed. The surgeon identifies the incompetent veins that are contributing to venous insufficiency.
  • Step 4: Ligation of Veins - The exposed perforator veins are then clipped or divided to interrupt the abnormal blood flow between the deep and superficial venous systems. This step is essential for alleviating the symptoms associated with chronic venous insufficiency.
  • Step 5: Closure of Tissues - Upon completion of the ligation, the tissues are closed with layered sutures. If a skin graft is required, the physician will harvest skin from a separate donor site, configure it to cover the defect, and suture it in place. The donor site is also repaired with sutures to ensure proper healing.

3. Post-Procedure

After the ligation procedure, patients can expect a recovery period that may involve monitoring for any complications such as infection or excessive bleeding. The surgical site will require care to promote healing, and patients may be advised on activity restrictions to avoid strain on the leg. Follow-up appointments will be necessary to assess the healing process and the effectiveness of the procedure in alleviating symptoms of chronic venous insufficiency. If a skin graft was applied, additional care instructions will be provided to ensure proper healing of both the graft and the donor site.

Short Descr LIG PRFRATR VN RADICAL 1 LEG
Medium Descr LIG PRFRATR VEINS SUBF RAD W/SKN GRAFT OPN 1 LEG
Long Descr Ligation of perforator veins, subfascial, radical (Linton type), including skin graft, when performed, open,1 leg
Status Code Active Code
Global Days 090 - Major Surgery
PC/TC Indicator (26, TC) 0 - Physician Service Code
Multiple Procedures (51) 2 - Standard payment adjustment rules for multiple procedures apply.
Bilateral Surgery (50) 1 - 150% payment adjustment for bilateral procedures applies.
Physician Supervisions 09 - Concept does not apply.
Assistant Surgeon (80, 82) 1 - Statutory payment restriction for assistants at surgery applies to this procedure...
Co-Surgeons (62) 1 - Co-surgeons could be paid, though supporting documentation is required...
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Hospital Part B services paid through a comprehensive APC
ASC Payment Indicator Surgical procedure on ASC list in CY 2007; payment based on OPPS relative payment weight.
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P5E - Ambulatory procedures - other
MUE 1
CCS Clinical Classification 53 - Varicose vein stripping, lower limb
51 Multiple procedures: when multiple procedures, other than e/m services, physical medicine and rehabilitation services or provision of supplies (eg, vaccines), are performed at the same session by the same individual, the primary procedure or service may be reported as listed. the additional procedure(s) or service(s) may be identified by appending modifier 51 to the additional procedure or service code(s). note: this modifier should not be appended to designated "add-on" codes (see appendix d).
58 Staged or related procedure or service by the same physician or other qualified health care professional during the postoperative period: it may be necessary to indicate that the performance of a procedure or service during the postoperative period was: (a) planned or anticipated (staged); (b) more extensive than the original procedure; or (c) for therapy following a surgical procedure. this circumstance may be reported by adding modifier 58 to the staged or related procedure. note: for treatment of a problem that requires a return to the operating/procedure room (eg, unanticipated clinical condition), see modifier 78.
59 Distinct procedural service: under certain circumstances, it may be necessary to indicate that a procedure or service was distinct or independent from other non-e/m services performed on the same day. modifier 59 is used to identify procedures/services, other than e/m services, that are not normally reported together, but are appropriate under the circumstances. documentation must support a different session, different procedure or surgery, different site or organ system, separate incision/excision, separate lesion, or separate injury (or area of injury in extensive injuries) not ordinarily encountered or performed on the same day by the same individual. however, when another already established modifier is appropriate it should be used rather than modifier 59. only if no more descriptive modifier is available, and the use of modifier 59 best explains the circumstances, should modifier 59 be used. note: modifier 59 should not be appended to an e/m service. to report a separate and distinct e/m service with a non-e/m service performed on the same date, see modifier 25.
78 Unplanned return to the operating/procedure room by the same physician or other qualified health care professional following initial procedure for a related procedure during the postoperative period: it may be necessary to indicate that another procedure was performed during the postoperative period of the initial procedure (unplanned procedure following initial procedure). when this procedure is related to the first, and requires the use of an operating/procedure room, it may be reported by adding modifier 78 to the related procedure. (for repeat procedures, see modifier 76.)
79 Unrelated procedure or service by the same physician or other qualified health care professional during the postoperative period: the individual may need to indicate that the performance of a procedure or service during the postoperative period was unrelated to the original procedure. this circumstance may be reported by using modifier 79. (for repeat procedures on the same day, see modifier 76.)
AS Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery
GC This service has been performed in part by a resident under the direction of a teaching physician
LT Left side (used to identify procedures performed on the left side of the body)
RT Right side (used to identify procedures performed on the right side of the body)
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Notes
2025-01-01 Changed Short and Medium Descriptions changed.
2010-01-01 Changed Code description changed.
2003-01-01 Changed Code description changed.
Pre-1990 Added Code added.
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