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Official Description

Excision aural glomus tumor; transmastoid

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The CPT® Code 69552 refers to the excision of an aural glomus tumor using a transmastoid approach. An aural glomus tumor is a type of benign neoplasm that originates from the paraganglionic cells found in glomus tissue, which is located near the temporal bone of the skull. These tumors are categorized into two main types based on their origin: glomus jugulare tumors, which arise from the adventitia of the jugular bulb, and glomus tympanicum tumors, which develop from glomus bodies along the tympanic branch of the glossopharyngeal nerve. The choice of surgical approach for excising these tumors is influenced by their size and location. The transmastoid approach, as indicated by CPT® Code 69552, is specifically utilized when the tumor has extended from the middle ear into the mastoid bone. This procedure involves making an incision behind the ear to access the mastoid area, allowing for the removal of tumor tissue that may have infiltrated the mastoid cells. The excision aims to eliminate the tumor while preserving surrounding structures and maintaining hearing function whenever possible.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The excision of an aural glomus tumor using the transmastoid approach (CPT® Code 69552) is indicated for patients presenting with the following conditions:

  • Aural Glomus Tumor - A benign tumor arising from paraganglionic cells in glomus tissue, typically located near the temporal bone.
  • Extension into Mastoid Bone - The procedure is specifically indicated when the tumor has extended from the middle ear into the mastoid bone, necessitating a more invasive surgical approach.

2. Procedure

The procedure for excising an aural glomus tumor via the transmastoid approach involves several critical steps:

  • Incision - The surgeon begins by making an incision behind the ear, which provides access to the mastoid area. This incision is strategically placed to minimize visible scarring while allowing adequate exposure to the underlying structures.
  • Exposure of Mastoid Bone - Following the incision, the surgeon carefully dissects through the soft tissue to expose the mastoid bone. This step is crucial for accessing the tumor that has infiltrated the mastoid cells.
  • Entry into Mastoid Cavity - The mastoid bone is then entered, and the surgeon clears the mastoid cells of any tumor tissue. This may involve meticulous dissection to ensure complete removal of the tumor while preserving surrounding anatomical structures.
  • Tumor Dissection or Laser Treatment - The tumor can be dissected from the surrounding tissues or, alternatively, an Argon laser may be employed to coagulate and destroy the tumor tissue. The choice of technique depends on the tumor's characteristics and the surgeon's preference.

3. Post-Procedure

After the excision of the aural glomus tumor using the transmastoid approach, patients typically require monitoring for any complications. Post-procedure care may include pain management, wound care, and follow-up appointments to assess healing and ensure that the tumor has been completely removed. Patients may experience some degree of discomfort or swelling in the area of the incision, and hearing function will be evaluated to determine if it has been preserved. The recovery process will vary depending on the extent of the surgery and the individual patient's health status.

Short Descr EXC AURL GLOMUS TUM TRNSMSTD
Medium Descr EXCISION AURAL GLOMUS TUMOR TRANSMASTOID
Long Descr Excision aural glomus tumor; transmastoid
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) 2 - Payment restriction for assistants at surgery does not apply 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.
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) P1G - Major procedure - Other
MUE 1
CCS Clinical Classification 26 - Other therapeutic ear procedures
22 Increased procedural services: when the work required to provide a service is substantially greater than typically required, it may be identified by adding modifier 22 to the usual procedure code. documentation must support the substantial additional work and the reason for the additional work (ie, increased intensity, time, technical difficulty of procedure, severity of patient's condition, physical and mental effort required). note: this modifier should not be appended to an e/m service.
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).
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)
SG Ambulatory surgical center (asc) facility service
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2025-01-01 Changed Short Description changed.
Pre-1990 Added Code added.
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