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Official Description

Esophagoscopy, flexible, transoral; with endoscopic mucosal resection

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

Esophagoscopy, flexible, transoral, with endoscopic mucosal resection, is a specialized medical procedure that involves the use of a flexible endoscope to visualize and treat lesions within the esophagus. This procedure is particularly significant for addressing dysplastic or precancerous lesions, as well as small, early-stage cancerous lesions that are confined to the mucosal layer of the esophagus. The flexible endoscope is introduced through the mouth and carefully advanced into the esophagus, allowing the physician to reach the specific area where the lesion is located. During the procedure, the borders of the lesion are marked using electrocautery, which helps delineate the area for removal. To facilitate the excision, diluted adrenaline is injected into the submucosal layer surrounding the lesion, effectively lifting the mucosal layer and creating a separation from the underlying muscle tissue. This technique enhances the visibility and accessibility of the lesion. A snare equipped with a suction cup is then employed to grasp and excise the lesion, which is subsequently captured for analysis. After the lesion is removed, the endoscope is withdrawn, and a thorough examination of the entire esophagus is conducted to ensure no additional lesions are present. The excised tissue is sent for pathological examination, which is reported separately, providing critical information for further management and treatment decisions.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

Esophagoscopy with endoscopic mucosal resection is indicated for the following conditions:

  • Dysplastic lesions - These are precancerous changes in the esophageal mucosa that require intervention to prevent progression to cancer.
  • Small, early cancerous lesions - Lesions that are limited to the mucosa of the esophagus and have not invaded deeper tissues are suitable for this procedure.

2. Procedure

The procedure involves several critical steps to ensure effective treatment of the lesion:

  • Step 1: Introduction of the Endoscope - The flexible endoscope is introduced transorally, meaning it is passed through the mouth and into the esophagus. This allows the physician to visualize the esophageal lining and locate the lesion that requires treatment.
  • Step 2: Marking the Lesion - Once the lesion is identified, the borders are marked using electrocautery. This technique involves the use of electrical current to create a precise outline around the lesion, which aids in the subsequent excision.
  • Step 3: Injection of Diluted Adrenaline - Diluted adrenaline is injected into the submucosal layer surrounding the lesion. This injection serves to lift the mucosal layer, creating a separation from the underlying muscle tissue, which is crucial for a successful resection.
  • Step 4: Excision of the Lesion - A snare with a suction cup is utilized to grasp the lifted lesion. The snare is tightened to excise the lesion completely, ensuring that it is captured for further analysis.
  • Step 5: Examination of the Esophagus - After the lesion is excised, the endoscope is withdrawn, and a thorough examination of the entire circumference of the esophagus is performed to check for any additional lesions or abnormalities.

3. Post-Procedure

Post-procedure care involves monitoring the patient for any immediate complications, such as bleeding or perforation. Patients may experience some discomfort or throat irritation following the procedure, which is typically manageable with standard analgesics. It is essential to provide instructions regarding dietary modifications and activity restrictions during the recovery period. Additionally, the excised tissue is sent for pathological examination, and the results will guide further treatment decisions and follow-up care.

Short Descr ESOPHAGOSCOP MUCOSAL RESECT
Medium Descr ESOPHAGOSCOPY FLEXIBLE TRANSORAL MUCOSAL RESEXN
Long Descr Esophagoscopy, flexible, transoral; with endoscopic mucosal resection
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) 0 - 150% payment adjustment for bilateral procedures does NOT apply.
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) 0 - Co-surgeons not permitted for this procedure.
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Endoscopic Base Code 43200  Esophagoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Hospital Part B services paid through a comprehensive APC
ASC Payment Indicator Non office-based surgical procedure added in CY 2008 or later; payment based on OPPS relative payment weight.
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P8B - Endoscopy - upper gastrointestinal
MUE 1
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).
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.
GC This service has been performed in part by a resident under the direction of a teaching physician
XS Separate structure, a service that is distinct because it was performed on a separate organ/structure
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2017-01-01 Changed Moderate (Conscious) Sedation flag removed. See new Moderate Sedation category.
2014-01-01 Added Added
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