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Official Description

Closure of gastrocolic fistula

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

Closure of gastrocolic fistula is a surgical procedure aimed at addressing a specific type of abnormal connection between the stomach and the colon, known as a gastrocolic fistula. These fistulas often arise as a complication of malignant ulceration, which is typically associated with cancers of the stomach or colon. However, they can also develop from benign ulcers in the stomach. During the procedure, the surgeon makes an incision in the abdomen to access the affected area. The fistula, which is the abnormal passageway connecting the stomach and colon, is carefully identified. The surgical team then proceeds to sever the fistulous tract at its junction with the colon, followed by the closure of the opening in the colon itself. Subsequently, the tract is also cut at the stomach's opening, and this opening is closed as well. To facilitate recovery and prevent complications, drains may be placed in the abdominal cavity as necessary, and the abdominal incision is ultimately closed. This procedure is critical for restoring normal gastrointestinal function and preventing further complications associated with the fistula.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The closure of gastrocolic fistula is indicated in specific clinical scenarios where the presence of a fistula poses significant health risks or complications. The following conditions warrant this surgical intervention:

  • Malignant Ulceration - Gastrocolic fistulas often develop as a complication of malignant ulcerations resulting from cancers of the stomach or colon.
  • Benign Ulcers - In some cases, benign ulcers of the stomach can also lead to the formation of gastrocolic fistulas, necessitating closure to prevent further complications.

2. Procedure

The procedure for the closure of a gastrocolic fistula involves several critical steps to ensure successful repair and restoration of normal gastrointestinal function. The following outlines the procedural steps:

  • Step 1: Abdominal Incision - The surgeon begins by making an incision in the abdomen to gain access to the internal structures. This incision allows for direct visualization and manipulation of the affected areas.
  • Step 2: Identification of the Fistula - Once the abdomen is opened, the surgeon locates the gastrocolic fistula, which is the abnormal connection between the stomach and colon. Careful identification is crucial to ensure that the correct structures are addressed during the procedure.
  • Step 3: Severing the Fistulous Tract - The next step involves severing the fistulous tract at its connection to the colon. This step is essential to disconnect the abnormal passageway and prevent any further communication between the stomach and colon.
  • Step 4: Closing the Colon Opening - After severing the tract, the surgeon closes the opening in the colon to restore its integrity and function. This closure is vital to prevent leakage and maintain normal bowel function.
  • Step 5: Severing the Stomach Opening - The procedure continues with the severing of the tract at the opening in the stomach. This step is necessary to completely disconnect the fistula from both ends.
  • Step 6: Closing the Stomach Opening - Following the severing of the tract, the surgeon closes the opening in the stomach to ensure that the gastrointestinal tract is properly sealed and functional.
  • Step 7: Placement of Drains - As needed, drains may be placed in the abdominal cavity to facilitate the removal of any excess fluid and to prevent complications during the recovery process.
  • Step 8: Closing the Abdominal Incision - Finally, the surgeon closes the abdominal incision, completing the procedure and allowing for the patient’s recovery.

3. Post-Procedure

After the closure of the gastrocolic fistula, patients typically require careful monitoring and post-operative care to ensure proper healing and recovery. Expected post-procedure care may include the management of drains if placed, monitoring for signs of infection, and ensuring that the gastrointestinal tract is functioning normally. Patients may also need to follow specific dietary guidelines and activity restrictions as advised by their healthcare provider to promote healing and prevent complications. Follow-up appointments will be necessary to assess recovery and address any concerns that may arise during the healing process.

Short Descr REPAIR STOMACH-BOWEL FISTULA
Medium Descr CLOSURE GASTROCOLIC FISTULA
Long Descr Closure of gastrocolic fistula
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) 0 - 150% payment adjustment for bilateral procedures does NOT apply.
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 Inpatient Procedures, not paid under OPPS
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P1G - Major procedure - Other
MUE 1
CCS Clinical Classification 94 - Other OR upper GI 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).
52 Reduced services: under certain circumstances a service or procedure is partially reduced or eliminated at the discretion of the physician or other qualified health care professional. under these circumstances the service provided can be identified by its usual procedure number and the addition of modifier 52, signifying that the service is reduced. this provides a means of reporting reduced services without disturbing the identification of the basic service. note: for hospital outpatient reporting of a previously scheduled procedure/service that is partially reduced or cancelled as a result of extenuating circumstances or those that threaten the well-being of the patient prior to or after administration of anesthesia, see modifiers 73 and 74 (see modifiers approved for asc hospital outpatient use).
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.
62 Two surgeons: when 2 surgeons work together as primary surgeons performing distinct part(s) of a procedure, each surgeon should report his/her distinct operative work by adding modifier 62 to the procedure code and any associated add-on code(s) for that procedure as long as both surgeons continue to work together as primary surgeons. each surgeon should report the co-surgery once using the same procedure code. if additional procedure(s) (including add-on procedure(s) are performed during the same surgical session, separate code(s) may also be reported with modifier 62 added. note: if a co-surgeon acts as an assistant in the performance of additional procedure(s), other than those reported with the modifier 62, during the same surgical session, those services may be reported using separate procedure code(s) with modifier 80 or modifier 82 added, as appropriate.
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.)
80 Assistant surgeon: surgical assistant services may be identified by adding modifier 80 to the usual procedure number(s).
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).
AQ Physician providing a service in an unlisted health professional shortage area (hpsa)
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
GV Attending physician not employed or paid under arrangement by the patient's hospice provider
GW Service not related to the hospice patient's terminal condition
XS Separate structure, a service that is distinct because it was performed on a separate organ/structure
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Pre-1990 Added Code added.
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