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Official Description

Aortography, abdominal, by serialography, radiological supervision and interpretation

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

Abdominal aortography by serialography is a specialized vascular imaging procedure designed to evaluate the structural integrity of the aorta and assess blood flow dynamics within this major blood vessel. The procedure begins with the insertion of a large bore needle into a blood vessel located in the groin area, which serves as the access point for further instrumentation. A guidewire is then carefully introduced through the needle, allowing for the advancement of a catheter over the guidewire into the proximal abdominal aorta, specifically the suprarenal region. This process is guided by real-time X-ray imaging, ensuring precise placement of the catheter. Once the catheter is correctly positioned, a contrast dye is injected into the aorta, enabling visualization of blood flow as it travels through the vessel. This is achieved through a series of images, known as serialography, which capture the movement of the dye and provide critical information regarding the aorta's condition. The images obtained during this procedure are essential for further analysis, allowing for comparisons with previous studies and aiding in the diagnosis of potential vascular issues. The CPT® Code 75625 specifically denotes the radiologist's role in supervising the entire abdominal aortogram imaging process, which includes the nonselective placement of the catheter, the review of relevant medical records, the interpretation of the resulting images, and the generation of a comprehensive written report detailing the findings.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The abdominal aortography by serialography is indicated for various clinical scenarios where detailed visualization of the aorta is necessary. The following conditions may warrant this procedure:

  • Suspected Aortic Aneurysm: This procedure is performed to evaluate the presence and extent of an aneurysm in the abdominal aorta, which is a localized dilation that can lead to serious complications if not monitored or treated.
  • Vascular Trauma: In cases of suspected trauma to the abdominal aorta, this imaging technique helps assess any potential injuries or disruptions in blood flow.
  • Peripheral Vascular Disease: Patients with symptoms of peripheral vascular disease may undergo this procedure to evaluate the aorta and its branches for blockages or abnormalities that could affect blood circulation.
  • Preoperative Assessment: Prior to certain surgical interventions, abdominal aortography may be utilized to provide critical information regarding the anatomy and condition of the aorta, aiding in surgical planning.

2. Procedure

The abdominal aortography by serialography involves several key procedural steps that ensure accurate imaging of the aorta. The following outlines the detailed process:

  • Step 1: Patient Preparation The patient is positioned appropriately, and the groin area is cleaned and sterilized to minimize the risk of infection. Sedation may be administered if necessary to ensure patient comfort during the procedure.
  • Step 2: Accessing the Blood Vessel A large bore needle is inserted into a suitable blood vessel in the groin, typically the femoral artery. This access point is crucial for the subsequent steps of the procedure.
  • Step 3: Guidewire Introduction A guidewire is carefully threaded through the needle into the blood vessel. This guidewire serves as a pathway for the catheter, ensuring precise navigation to the target area.
  • Step 4: Catheter Advancement A catheter is advanced over the guidewire into the proximal abdominal aorta, specifically targeting the suprarenal region. This step is performed under continuous X-ray guidance to confirm correct placement.
  • Step 5: Contrast Injection Once the catheter is in position, a contrast dye is injected into the aorta. This dye enhances the visibility of the aorta and its branches during imaging.
  • Step 6: Image Acquisition A series of images, known as serialography, are captured in real-time as the contrast dye flows through the aorta. These images provide critical information regarding the aorta's structure and blood flow.
  • Step 7: Catheter Removal After the imaging is complete, the catheter is carefully removed, and pressure is applied to the access site to prevent bleeding. The site may be bandaged as needed.

3. Post-Procedure

Following the abdominal aortography by serialography, patients are typically monitored for a short period to ensure there are no immediate complications, such as bleeding or adverse reactions to the contrast dye. It is common for patients to experience some discomfort or bruising at the access site, which usually resolves within a few days. Patients may be advised to avoid strenuous activities for a short time to facilitate healing. A follow-up appointment may be scheduled to discuss the findings from the imaging and any necessary further actions based on the results.

Short Descr CONTRAST EXAM ABDOMINL AORTA
Medium Descr AORTOGRAPHY ABDOMINAL SERIALOGRAPHY RS&I
Long Descr Aortography, abdominal, by serialography, radiological supervision and interpretation
Status Code Active Code
Global Days XXX - Global Concept Does Not Apply
PC/TC Indicator (26, TC) 1 - Diagnostic Tests for Radiology Services
Multiple Procedures (51) 6 - Special payment adjustment rules on the technical component (TC) of multiple diagnostic cardiovascular services 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) 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 T-Packaged Codes
ASC Payment Indicator Packaged service/item; no separate payment made.
Type of Service (TOS) 4 - Diagnostic Radiology
Berenson-Eggers TOS (BETOS) I4B - Imaging/procedure - other
MUE 1
CCS Clinical Classification 189 - Contrast aortogram

This is a primary code that can be used with these additional add-on codes.

37252 Addon Code MPFS Status: Active Code APC N ASC N1 Intravascular ultrasound (noncoronary vessel) during diagnostic evaluation and/or therapeutic intervention, including radiological supervision and interpretation; initial noncoronary vessel (List separately in addition to code for primary procedure)
37253 Addon Code MPFS Status: Active Code APC N ASC N1 Intravascular ultrasound (noncoronary vessel) during diagnostic evaluation and/or therapeutic intervention, including radiological supervision and interpretation; each additional noncoronary vessel (List separately in addition to code for primary procedure)
26 Professional component: certain procedures are a combination of a physician or other qualified health care professional component and a technical component. when the physician or other qualified health care professional component is reported separately, the service may be identified by adding modifier 26 to the usual procedure number.
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.
XU Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main 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).
GC This service has been performed in part by a resident under the direction of a teaching physician
XS Separate structure, a service that is distinct because it was performed on a separate organ/structure
TC Technical component; under certain circumstances, a charge may be made for the technical component alone; under those circumstances the technical component charge is identified by adding modifier 'tc' to the usual procedure number; technical component charges are institutional charges and not billed separately by physicians; however, portable x-ray suppliers only bill for technical component and should utilize modifier tc; the charge data from portable x-ray suppliers will then be used to build customary and prevailing profiles
X5 Diagnostic services requested by another clinician: for reporting services by a clinician who furnishes care to the patient only as requested by another clinician or subsequent and related services requested by another clinician; this modifier is reported for patient relationships that may not be adequately captured by the above alternative categories; reporting clinician service examples include but are not limited to, the radiologist's interpretation of an imaging study requested by another clinician
GZ Item or service expected to be denied as not reasonable and necessary
XE Separate encounter, a service that is distinct because it occurred during a separate encounter
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).
GW Service not related to the hospice patient's terminal condition
76 Repeat procedure or service by same physician or other qualified health care professional: it may be necessary to indicate that a procedure or service was repeated by the same physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 76 to the repeated procedure or service. note: this modifier should not be appended to an e/m service.
AS Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery
CR Catastrophe/disaster related
Q6 Service furnished under a fee-for-time compensation arrangement by a substitute physician or by a substitute physical therapist furnishing outpatient physical therapy services in a health professional shortage area, a medically underserved area, or a rural area
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.
25 Significant, separately identifiable evaluation and management service by the same physician or other qualified health care professional on the same day of the procedure or other service: it may be necessary to indicate that on the day a procedure or service identified by a cpt code was performed, the patient's condition required a significant, separately identifiable e/m service above and beyond the other service provided or beyond the usual preoperative and postoperative care associated with the procedure that was performed. a significant, separately identifiable e/m service is defined or substantiated by documentation that satisfies the relevant criteria for the respective e/m service to be reported (see evaluation and management services guidelines for instructions on determining level of e/m service). the e/m service may be prompted by the symptom or condition for which the procedure and/or service was provided. as such, different diagnoses are not required for reporting of the e/m services on the same date. this circumstance may be reported by adding modifier 25 to the appropriate level of e/m service. note: this modifier is not used to report an e/m service that resulted in a decision to perform surgery. see modifier 57 for significant, separately identifiable non-e/m services, see modifier 59.
53 Discontinued procedure: under certain circumstances, the physician or other qualified health care professional may elect to terminate a surgical or diagnostic procedure. due to extenuating circumstances or those that threaten the well being of the patient, it may be necessary to indicate that a surgical or diagnostic procedure was started but discontinued. this circumstance may be reported by adding modifier 53 to the code reported by the individual for the discontinued procedure. note: this modifier is not used to report the elective cancellation of a procedure prior to the patient's anesthesia induction and/or surgical preparation in the operating suite. for outpatient hospital/ambulatory surgery center (asc) 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).
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.
77 Repeat procedure by another physician or other qualified health care professional: it may be necessary to indicate that a basic procedure or service was repeated by another physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 77 to the repeated procedure or service. note: this modifier should not be appended to an e/m service.
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).
AM Physician, team member service
AO Alternate payment method declined by provider of service
AQ Physician providing a service in an unlisted health professional shortage area (hpsa)
CC Procedure code change (use 'cc' when the procedure code submitted was changed either for administrative reasons or because an incorrect code was filed)
GA Waiver of liability statement issued as required by payer policy, individual case
GV Attending physician not employed or paid under arrangement by the patient's hospice provider
GY Item or service statutorily excluded, does not meet the definition of any medicare benefit or, for non-medicare insurers, is not a contract benefit
KX Requirements specified in the medical policy have been met
LT Left side (used to identify procedures performed on the left side of the body)
Q0 Investigational clinical service provided in a clinical research study that is in an approved clinical research study
Q1 Routine clinical service provided in a clinical research study that is in an approved clinical research study
RT Right side (used to identify procedures performed on the right side of the body)
X4 Episodic/focused services: for reporting services by clinicians who provide focused care on particular types of treatment limited to a defined period and circumstance; the patient has a problem, acute or chronic, that will be treated with surgery, radiation, or some other type of generally time-limited intervention; reporting clinician service examples include but are not limited to, the orthopedic surgeon performing a knee replacement and seeing the patient through the postoperative period
XP Separate practitioner, a service that is distinct because it was performed by a different practitioner
Date
Action
Notes
2013-01-01 Changed Short Descriptor changed.
2011-01-01 Changed Guideline information changed.
Pre-1990 Added Code added.
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