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Official Description

Radiologic examination, internal auditory meati, complete

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The CPT® Code 70134 refers to a complete radiologic examination of the internal auditory meati, which are the canals located within the temporal bone. These canals serve as pathways for cranial nerves VII (facial nerve) and VIII (vestibulocochlear nerve) as they travel to the middle and inner ear. The procedure involves the use of X-ray imaging, a technique that employs indirect ionizing radiation to create images of the internal structures of the body. X-rays are particularly effective in imaging non-uniform materials, such as human tissue, due to the varying densities and compositions of different tissues. As X-rays pass through the body, some are absorbed while others are transmitted, allowing for the creation of a two-dimensional image on a detector positioned behind the area being examined. This imaging technique enables the physician to review the resulting radiographs for any signs of abnormalities or diseases, including infections, narrowing of the canals, or the presence of tumors. The comprehensive nature of this examination is crucial for diagnosing conditions that may affect the auditory and vestibular systems.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The complete radiologic examination of the internal auditory meati, as indicated by CPT® Code 70134, is performed for various clinical reasons. These indications may include:

  • Evaluation of Symptoms: Patients presenting with hearing loss, tinnitus, or balance disorders may require this examination to assess the condition of the internal auditory meati.
  • Investigation of Tumors: The procedure is indicated for detecting the presence of tumors or growths that may be affecting the cranial nerves or surrounding structures.
  • Assessment of Infections: In cases of suspected infections in the ear region, this examination helps in identifying any pathological changes in the internal auditory meati.
  • Monitoring of Known Conditions: Patients with previously diagnosed conditions affecting the auditory system may undergo this examination to monitor disease progression or response to treatment.

2. Procedure

The procedure for conducting a complete radiologic examination of the internal auditory meati involves several key steps, which are outlined as follows:

  • Preparation of the Patient: The patient is positioned appropriately, typically seated or lying down, to ensure optimal imaging of the internal auditory meati. The physician may explain the procedure to the patient to alleviate any concerns and ensure cooperation during the examination.
  • Application of X-ray Equipment: The radiologic technologist prepares the X-ray machine, ensuring it is calibrated and functioning correctly. The appropriate settings are selected based on the patient's size and the specific area being examined.
  • Execution of the X-ray Procedure: The technologist positions the X-ray detector and the X-ray source to capture images of the internal auditory meati. The patient may be asked to hold their breath briefly during the exposure to minimize motion artifacts in the images.
  • Image Acquisition: Multiple images may be taken from different angles to provide a comprehensive view of the internal auditory meati. The images are captured using indirect ionizing radiation, which allows for the visualization of the structures within the temporal bone.
  • Review of Radiographs: After the images are obtained, the physician reviews the radiographs for any abnormalities, such as signs of infection, narrowing, or tumor growth. This analysis is critical for determining the appropriate next steps in patient management.

3. Post-Procedure

Following the completion of the radiologic examination, the patient may be advised on any necessary post-procedure care. Typically, there are no specific restrictions or recovery protocols required after this examination, as it is a non-invasive procedure. The physician will discuss the findings with the patient during a follow-up appointment, where they will explain the results of the examination and any further diagnostic or therapeutic steps that may be needed based on the findings. It is important for the patient to report any unusual symptoms or concerns that may arise after the procedure.

Short Descr X-RAY EXAM OF MIDDLE EAR
Medium Descr RADEX INTERNAL AUDITORY MEATI COMPLETE
Long Descr Radiologic examination, internal auditory meati, complete
Status Code Active Code
Global Days XXX - Global Concept Does Not Apply
PC/TC Indicator (26, TC) 1 - Diagnostic Tests for Radiology Services
Multiple Procedures (51) 0 - No payment adjustment rules for multiple 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) 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.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator STV-Packaged Codes
ASC Payment Indicator Packaged service/item; no separate payment made.
Type of Service (TOS) 4 - Diagnostic Radiology
Berenson-Eggers TOS (BETOS) I1B - Standard imaging - musculoskeletal
MUE 1
CCS Clinical Classification 226 - Other diagnostic radiology and related techniques
26 Professional component: certain procedures are a combination of a physician or other qualified health care professional component and a technical component. when the physician or other qualified health care professional component is reported separately, the service may be identified by adding modifier 26 to the usual procedure number.
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.
GC This service has been performed in part by a resident under the direction of a teaching physician
RT Right side (used to identify procedures performed on the right side of the body)
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Pre-1990 Added Code added.
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