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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 a comprehensive approach to ensure complete removal of the affected orbital contents while preserving as much healthy tissue as possible. 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. This allows for careful dissection of the eyelid skin from the underlying subcutaneous tissue, extending both superiorly and inferiorly to the level of the orbital rim. If the eyelids are entirely removed, full-thickness incisions are made along the orbital rim through the skin and soft tissue. The periosteum, which is the connective tissue covering the bones, is then meticulously dissected away from the underlying bone in a circular manner until the globe and all orbital contents are completely liberated. Following this, the entire globe and orbital contents are excised, and the underlying bony structures are examined for any signs of tumor extension. If tumor involvement is detected in the orbital bones, the affected bony tissue is also excised. Depending on the extent of eyelid preservation, the surgical closure may vary; if the eyelids are preserved, they are closed in layers, whereas if they are completely excised, separate reportable skin grafts may be utilized to close the resulting defect. The procedure is coded as 65110 when no bone is removed and the defect can be closed without the use of muscle or myocutaneous flaps. If bone is removed, the appropriate code is 65112, and if muscle or myocutaneous flap techniques are employed for closure, the code 65114 should be used. In cases where a free muscle or myocutaneous flap is developed, careful attention is given to preserving the blood supply to the flap, which may involve using commonly utilized free muscle flaps such as the rectus abdominis or latissimus dorsi muscles. The free flap is then trimmed to the required size and shape, and its blood vessels are sutured to the surrounding blood vessels near the eye, with the edges of the flap secured using sutures.
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The exenteration of the orbit is performed for specific indications related to the presence of tumors. The following conditions warrant this surgical intervention:
The procedure for exenteration of the orbit involves several critical steps to ensure thorough removal of the affected tissues while maintaining as much surrounding healthy tissue as possible. The following procedural steps are outlined:
Post-procedure care following an exenteration of the orbit is essential for optimal recovery. Patients may experience swelling and discomfort in the surgical area, which can be managed with appropriate pain relief measures. Regular follow-up appointments are necessary to monitor the surgical site for signs of infection or complications. If skin grafts were used, additional care may be required to ensure proper healing and integration of the grafts. Patients should be educated on signs of complications, such as increased redness, drainage, or fever, and instructed to report these to their healthcare provider promptly. Overall recovery time may vary based on the extent of the surgery and individual patient factors.
| Short Descr | REMOVAL OF EYE | Medium Descr | EXENTERATION ORBIT REMVL ORBITAL CONTENTS ONLY | Long Descr | Exenteration of orbit (does not include skin graft), removal of orbital contents; only | 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 |
| 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). | 58 | Staged or related procedure or service by the same physician or other qualified health care professional during the postoperative period: it may be necessary to indicate that the performance of a procedure or service during the postoperative period was: (a) planned or anticipated (staged); (b) more extensive than the original procedure; or (c) for therapy following a surgical procedure. this circumstance may be reported by adding modifier 58 to the staged or related procedure. note: for treatment of a problem that requires a return to the operating/procedure room (eg, unanticipated clinical condition), see modifier 78. | 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.) | 79 | Unrelated procedure or service by the same physician or other qualified health care professional during the postoperative period: the individual may need to indicate that the performance of a procedure or service during the postoperative period was unrelated to the original procedure. this circumstance may be reported by using modifier 79. (for repeat procedures on the same day, see modifier 76.) | 82 | Assistant surgeon (when qualified resident surgeon not available): the unavailability of a qualified resident surgeon is a prerequisite for use of modifier 82 appended to the usual procedure code number(s). | AS | Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery | 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) |
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