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Official Description

Near-infrared spectroscopy studies of lower extremity wounds (eg, for oxyhemoglobin measurement)

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

Near-infrared spectroscopy (NIRS) is a non-invasive diagnostic technique that employs near-infrared light to assess the healing process of wounds located in the lower extremities. This method is particularly beneficial for monitoring diabetic ulcers, which are known for their challenging healing trajectories. During the NIRS procedure, a specialized device is utilized to measure the concentration of oxyhemoglobin beneath the surface of the skin at the wound site, as well as at a control site on healthy tissue, typically assessed on a weekly basis. The data obtained from these measurements provide critical insights into the wound's healing potential. Wounds that are likely to heal exhibit a consistent decrease in hemoglobin concentration over time, often beginning several weeks before the actual closure of the wound. As the healing process advances, the hemoglobin levels at the wound site tend to converge towards those observed at the healthy control site. Conversely, wounds that are not healing effectively will show persistently elevated hemoglobin levels when compared to the control site, indicating a lack of progress in the healing process. This technique serves as a valuable tool for healthcare professionals in evaluating and managing wound care effectively.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

Near-infrared spectroscopy studies of lower extremity wounds are indicated for the following conditions:

  • Diabetic Ulcers These are chronic wounds that occur in patients with diabetes, often due to neuropathy and poor circulation, making them particularly susceptible to delayed healing.
  • Nonhealing Wounds Wounds that do not show signs of healing over an expected timeframe, which may require further evaluation to determine underlying issues affecting recovery.
  • Assessment of Wound Healing To monitor the progress of healing in lower extremity wounds, providing objective data to guide treatment decisions.

2. Procedure

The procedure for conducting near-infrared spectroscopy studies involves several key steps:

  • Step 1: Preparation of the Patient The patient is positioned comfortably, and the area around the wound is cleaned to ensure accurate readings. It is essential to minimize any external factors that could affect the measurement.
  • Step 2: Application of the NIRS Device The NIRS device is placed over the wound site, ensuring that it is in direct contact with the skin. The device emits near-infrared light, which penetrates the tissue and allows for the measurement of oxyhemoglobin concentration.
  • Step 3: Measurement at the Wound Site The device collects data on the oxyhemoglobin levels at the wound site. This measurement is typically taken weekly to track changes over time.
  • Step 4: Measurement at the Control Site A control measurement is taken from a healthy tissue site, usually adjacent to the wound. This comparison is crucial for assessing the wound's healing potential.
  • Step 5: Data Analysis The results from both the wound site and the control site are analyzed. A decrease in hemoglobin concentration at the wound site compared to the control site indicates a positive healing trajectory, while persistently elevated levels suggest a nonhealing wound.

3. Post-Procedure

After the near-infrared spectroscopy study, the healthcare provider will review the results with the patient. Depending on the findings, further treatment options may be discussed, especially if the wound is not healing as expected. Regular follow-up appointments may be scheduled to continue monitoring the wound's progress. The data obtained from the NIRS studies can help inform clinical decisions regarding wound care management, including potential interventions to promote healing.

Short Descr NEAR IFR SPECTRSC OF WOUNDS
Medium Descr NEAR INFRARED SPECTROSCPY STUDIES LOW EXT WOUNDS
Long Descr Near-infrared spectroscopy studies of lower extremity wounds (eg, for oxyhemoglobin measurement)
Status Code Carriers Price the Code
Global Days XXX - Global Concept Does Not Apply
PC/TC Indicator (26, TC) 0 - Physician Service Code
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 9 - 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 Items and Services Packaged into APC Rates
Type of Service (TOS) 9 - Other Medical Items or Services
Berenson-Eggers TOS (BETOS) T2D - Other tests - other
MUE Not applicable/unspecified.
CCS Clinical Classification 226 - Other diagnostic radiology and related techniques
Date
Action
Notes
2016-12-31 Deleted Code deleted.
2012-01-01 Added Added
Code
Description
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