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Official Description

Nasal/sinus endoscopy, surgical; with ligation of sphenopalatine artery

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

Nasal/sinus endoscopy with ligation of the sphenopalatine artery (SPA) is a surgical procedure designed to address severe cases of posterior epistaxis, particularly when traditional methods such as nasal packing have proven ineffective. The sphenopalatine artery, a critical vessel branching from the internal maxillary artery, plays a significant role in supplying blood to various structures within the nasal cavity, including the lateral nasal wall, turbinates, and portions of the nasal septum. This procedure not only aims to control excessive bleeding but may also be performed to facilitate vascular control in preparation for tumor excision within the nasal or sinus regions. The process involves a thorough inspection of the nasal cavity and surrounding areas using an endoscope, allowing for precise identification and ligation of the SPA to mitigate bleeding. The procedure is performed under local anesthesia, ensuring patient comfort while enabling the surgeon to effectively manage the surgical site. Following the ligation, the surgical area is carefully packed to promote healing and minimize the risk of postoperative complications.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The procedure of nasal/sinus endoscopy with ligation of the sphenopalatine artery is indicated for specific clinical scenarios, particularly those involving severe nasal bleeding. The following conditions warrant this surgical intervention:

  • Intractable Posterior Epistaxis - This procedure is primarily performed to control severe posterior nosebleeds that do not respond to conservative treatments such as nasal packing.
  • Vascular Control Prior to Tumor Removal - It may also be indicated to establish vascular control in patients undergoing surgical excision of tumors located within the nasal cavity or sinuses.

2. Procedure

The surgical procedure involves several critical steps to ensure effective ligation of the sphenopalatine artery. Each step is outlined as follows:

  • Step 1: Preparation - Initially, any existing nasal packing is removed from the nasal cavity. The surgical area is then irrigated with warm saline to cleanse the site and enhance visibility during the procedure.
  • Step 2: Anesthesia Application - A topical anesthetic is applied to the nasal mucosa using ribbon gauze or neurosurgical pads, ensuring that the patient remains comfortable throughout the procedure.
  • Step 3: Endoscope Insertion - The endoscope is carefully inserted through the nostril, allowing the surgeon to visualize the nasal cavity, nasopharynx, nasal septum, turbinates, and lateral nasal wall in detail.
  • Step 4: Identification of Anatomical Structures - The posterior fontanelle of the maxillary sinus is located, and the junction between the membranous posterior fontanelle and the lateral nasal wall is identified to guide the next steps.
  • Step 5: Incision and Flap Creation - A mucoperiosteal incision is made to create a flap, which exposes the crista ethmoidalis, facilitating access to the sphenopalatine artery.
  • Step 6: Ligation of the Sphenopalatine Artery - The trunk and branches of the sphenopalatine artery are identified and subsequently ligated using either cautery or vascular clips to effectively control bleeding.
  • Step 7: Repositioning and Packing - After ligation, the mucoperiosteal flap is repositioned, and the nasal cavity is packed to support healing and prevent further bleeding.
  • Step 8: Endoscope Withdrawal - Finally, the endoscope is carefully withdrawn from the nasal cavity, completing the procedure.

3. Post-Procedure

Post-procedure care involves monitoring the patient for any signs of complications, such as continued bleeding or infection. Patients may be advised to avoid strenuous activities and to follow specific instructions regarding nasal care to promote healing. Follow-up appointments are typically scheduled to assess recovery and ensure that the surgical site is healing appropriately. Additionally, patients may be instructed on the proper use of nasal saline sprays or other medications to maintain nasal moisture and support recovery.

Short Descr NSL/SNS NDSC LIG SPHNPTN ART
Medium Descr NASAL/SINUS NDSC SURG W/LIG SPHENOPALATINE ART
Long Descr Nasal/sinus endoscopy, surgical; with ligation of sphenopalatine artery
Status Code Active Code
Global Days 000 - Endoscopic or Minor Procedure
PC/TC Indicator (26, TC) 0 - Physician Service Code
Multiple Procedures (51) 3 - Special payment adjustment rules for multiple endoscopic procedures apply.
Bilateral Surgery (50) 1 - 150% payment adjustment for bilateral procedures applies.
Physician Supervisions 09 - Concept does not apply.
Assistant Surgeon (80, 82) 0 - Payment restriction for assistants at surgery applies to this procedure...
Co-Surgeons (62) 0 - Co-surgeons not permitted for this procedure.
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Endoscopic Base Code 31231  Nasal endoscopy, diagnostic, unilateral or bilateral (separate procedure)
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Hospital Part B services paid through a comprehensive APC
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) none
MUE 1
50 Bilateral procedure: unless otherwise identified in the listings, bilateral procedures that are performed at the same session, should be identified by adding modifier 50 to the appropriate 5 digit code. note: this modifier should not be appended to designated "add-on" codes (see appendix d).
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.
76 Repeat procedure or service by same physician or other qualified health care professional: it may be necessary to indicate that a procedure or service was repeated by the same physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 76 to the repeated procedure or service. note: this modifier should not be appended to an e/m service.
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.)
80 Assistant surgeon: surgical assistant services may be identified by adding modifier 80 to the usual procedure number(s).
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)
XE Separate encounter, a service that is distinct because it occurred during a separate encounter
XS Separate structure, a service that is distinct because it was performed on a separate organ/structure
XU Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service
Date
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Notes
2024-01-01 Changed Short and Medium Descriptions changed.
2018-01-01 Added Code Added.
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