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Exenteration of the orbit is a surgical procedure primarily indicated for the removal of orbital tumors or intraocular tumors that have extended into the orbit or surrounding extraorbital structures, which may include the eyelids or the bony structures surrounding the eye. The procedure involves the complete removal of the contents of the orbit, which includes the eye itself and any associated tissues. In cases where the eyelid anatomy is unaffected by disease, incisions are made through the entire thickness of the eyelid, positioned just above the upper lash line and just below the lower lash line. If only the skin of the eyelid is preserved, incisions are made at the same locations but only through the skin layer. The dissection continues through the eyelid skin and into the underlying subcutaneous tissue, extending both superiorly and inferiorly to the level of the orbital rim. In instances where the eyelids are entirely excised, full-thickness incisions are made through the skin and soft tissue along the orbital rim. The periosteum, which is the connective tissue covering the bone, is then carefully dissected away from the underlying bone in a circular manner until the entire globe and orbital contents are completely liberated. Following this, the globe and all orbital contents are removed, and the underlying bony structures are examined for any signs of tumor extension. If tumor presence is detected in the orbital bones, the affected bony tissue is excised as well. Depending on whether the eyelids or their skin have been preserved, the closure of the surgical site may vary. If the eyelids are preserved, they are closed in layers. Conversely, if the eyelids are completely excised, separate reportable skin grafts may be utilized to close the resulting defect. The procedure may also involve the use of a muscle or myocutaneous flap to facilitate closure of the surgical defect, which is indicated by the specific CPT® code 65114. A free muscle or myocutaneous flap is developed with careful attention to maintaining the blood supply to the flap, commonly utilizing muscle flaps such as the rectus abdominis or latissimus dorsi. The flap is then trimmed to the appropriate size and shape, and its blood vessels are sutured to the blood vessels surrounding the eye, with the edges of the flap secured using sutures.
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The procedure of exenteration of the orbit is indicated for the following conditions:
The exenteration procedure involves several critical steps to ensure complete removal of the orbital contents. The first step is to assess the eyelid anatomy for any disease. If the eyelids are free of disease, full-thickness incisions are made through the eyelid tissue, positioned just above the upper lash line and just below the lower lash line. This allows for access to the underlying structures. If only the skin of the eyelid is preserved, incisions are made solely through the skin at the same locations. The next step involves dissecting the skin of the eyelid from the underlying subcutaneous tissue, extending the dissection both superiorly and inferiorly to the level of the orbital rim. In cases where the eyelids are completely removed, full-thickness incisions are made through the skin and soft tissue along the orbital rim to facilitate access to the orbital contents. Following this, the periosteum of the orbital rim is carefully dissected off the underlying bone in a circular fashion, ensuring that the entire globe and orbital contents are freed from their attachments. Once the dissection is complete, the entire globe and all orbital contents are removed. The surgeon then inspects the underlying bony structures for any evidence of tumor extension. If tumor presence is detected within the bones of the orbit, the affected bony tissue is excised to ensure complete removal of the malignancy. After the removal of the orbital contents, the next step is to close the surgical defect. If the eyelids or their skin have been preserved, they are closed in layers to restore the anatomical structure. However, if the eyelids have been completely excised, separate reportable skin grafts may be utilized to close the defect. In cases where a muscle or myocutaneous flap is used for closure, a free muscle or myocutaneous flap is developed, taking care to preserve the blood supply to the flap. Commonly used free muscle flaps include the rectus abdominis or latissimus dorsi muscles. The flap is then trimmed to the desired size and shape, and the blood vessels in the flap are sutured to the blood vessels surrounding the eye. Finally, the edges of the flap are secured with sutures to complete the procedure.
Post-procedure care following an exenteration of the orbit involves monitoring for any complications such as infection, bleeding, or issues related to the flap used for closure. Patients may require pain management and should be advised on wound care to promote healing. Follow-up appointments are essential to assess the surgical site and ensure proper recovery. The expected recovery time may vary depending on the extent of the surgery and the individual patient's health status. Additionally, patients may need to be evaluated for any further treatment options, such as radiation or chemotherapy, depending on the pathology of the tumor that necessitated the exenteration.
| Short Descr | REMOVE EYE/REVISE SOCKET | Medium Descr | EXNTJ ORBIT RMVL ORB CNTS W/MUSC/MYOQ FLAP | Long Descr | Exenteration of orbit (does not include skin graft), removal of orbital contents; with muscle or myocutaneous flap | 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) | 1 - Co-surgeons could be paid, though supporting documentation is required... | 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) | P4E - Eye procedure - other | MUE | 1 | CCS Clinical Classification | 21 - Other extraocular muscle and orbit therapeutic 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). | 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. | 78 | Unplanned return to the operating/procedure room by the same physician or other qualified health care professional following initial procedure for a related procedure during the postoperative period: it may be necessary to indicate that another procedure was performed during the postoperative period of the initial procedure (unplanned procedure following initial procedure). when this procedure is related to the first, and requires the use of an operating/procedure room, it may be reported by adding modifier 78 to the related procedure. (for repeat procedures, see modifier 76.) | GC | This service has been performed in part by a resident under the direction of a teaching physician | GW | Service not related to the hospice patient's terminal condition | 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) |
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