CPT® Code 15420

Deleted

1. Indications

The procedure involving the application of a dermal xenograft is indicated for temporary wound closure in specific anatomical areas. The following conditions or situations may warrant the use of this procedure:

• Facial Wounds Wounds located on the face that require temporary closure to promote healing and protect underlying structures.
• Scalp Injuries Injuries to the scalp that necessitate a biologic dressing to facilitate recovery.
• Eyelid and Orbital Wounds Wounds affecting the eyelids or surrounding orbital area that require careful management to maintain function and appearance.
• Mouth and Neck Injuries Traumatic or surgical wounds in the mouth or neck region that need temporary coverage.
• Genitalia and Extremity Wounds Wounds on the genitalia, hands, feet, or multiple digits that require a protective graft for healing.

2. Procedure

The procedure for applying a dermal xenograft involves several critical steps to ensure proper placement and effectiveness. Each step is outlined as follows:

• Preparation of the Wound Bed The first step involves preparing the wound bed to ensure it is clean and free of debris. This may include debridement of necrotic tissue and thorough cleansing to promote optimal graft adherence.
• Thawing or Rehydrating the Graft If the xenograft has been frozen, it must be thawed using appropriate methods to ensure it is ready for application. Alternatively, if the graft has been lyophilized, it should be rehydrated to restore its pliability and functionality.
• Application of the Graft Once the graft is prepared, it is carefully placed onto the wound bed. The surgeon must ensure that the graft adequately covers the wound area, providing a protective barrier.
• Securing the Graft After placement, the xenograft is secured in position using sutures. This step is crucial to maintain the graft's position and facilitate integration with the surrounding tissue.

3. Post-Procedure

Post-procedure care is essential to ensure the success of the xenograft application. Patients should be monitored for signs of graft rejection, which may include changes in color, texture, or the presence of exudate. It is important to keep the graft site clean and dry, and patients may be advised to avoid activities that could disrupt the graft. Follow-up appointments are necessary to assess the healing process and determine if further interventions are required. The expected recovery time may vary depending on the individual and the extent of the wound, but the xenograft typically serves as a temporary solution until the patient's own skin can heal adequately.