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I71.4
ICD-10-CM
Abdominal Aortic Aneurysm

Learn about Abdominal Aortic Aneurysm (AAA) diagnosis, including clinical documentation and medical coding for aortic aneurysm, abdominal. This resource provides information on AAA screening, symptoms, and treatment options. Find details relevant to healthcare professionals, including ICD-10 codes and best practices for documenting abdominal aneurysm in patient charts.

Also known as

AAA
Aortic Aneurysm, Abdominal
abdominal aneurysm

Diagnosis Snapshot

Key Facts
  • Definition : A weakened and bulging area in the lower part of the aorta, the major blood vessel supplying the body.
  • Clinical Signs : Often asymptomatic. May cause pulsating sensation near navel, back pain, or abdominal pain.
  • Common Settings : Diagnosed by imaging (ultrasound, CT scan) often during routine checkups or investigation for other abdominal issues.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC I71.4 Coding
I71.3-I71.9

Aortic aneurysm, abdominal

Covers various types of abdominal aortic aneurysms.

I71.0-I71.2

Thoracic aortic aneurysm

Includes aneurysms in the chest part of the aorta.

I77.0-I77.9

Other disorders of arteries and arterioles

Includes other arterial conditions that may relate to aneurysms.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Is the abdominal aortic aneurysm ruptured?

  • Yes

    Is it traumatic?

  • No

    Is it symptomatic?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Bulging in the abdominal aorta.
Aortic dissection in abdomen.
Bulging in the thoracic aorta.

Documentation Best Practices

Documentation Checklist
  • Document aneurysm size (cm)
  • Specify location (infrarenal, suprarenal)
  • Symptoms (e.g., pulsatile mass, back pain)
  • Risk factors (e.g., smoking, hypertension)
  • Imaging confirmation (e.g., ultrasound, CT)

Coding and Audit Risks

Common Risks
  • AAA Code Specificity

    ICD-10 coding for AAA requires specifying ruptured (I71.3-I71.6) vs. unruptured (I71.4) status for accurate reimbursement and quality reporting.

  • Aortic Dissection vs. AAA

    Confusing aortic dissection (I71.0) with AAA can lead to incorrect coding, impacting clinical documentation integrity and severity measures.

  • AAA Size Documentation

    Lack of specific aneurysm size documentation can hinder accurate code assignment and impact appropriate monitoring and intervention planning.

Mitigation Tips

Best Practices
  • Document AAA risk factors: smoking, hypertension, family history.
  • Thorough exam: palpation, auscultation for bruit, size measurement.
  • ICD-10-CM coding: I71.4 for ruptured, I71.3 for intact AAA.
  • Regular imaging for monitoring, size documented with units (cm).
  • CDI: specify location, type, and size for accurate coding.

Clinical Decision Support

Checklist
  • 1. Palpate abdomen for pulsatile mass (ICD-10 I71.4)
  • 2. Order abdominal ultrasound (CPT 76776) if suspected
  • 3. Size >3.0 cm? Document diameter (SNOMED CT 424306009)
  • 4. Assess risk factors: smoking, HTN, family history
  • 5. Consider CT/CTA for surgical planning (CPT 71275)

Reimbursement and Quality Metrics

Impact Summary
  • **Reimbursement and Quality Metrics Impact Summary: Abdominal Aortic Aneurysm (AAA)**
  • **Keywords:** medical billing, ICD-10 coding, hospital reimbursement, quality reporting, MS-DRG, HCC coding, risk adjustment, vascular surgery, EVAR, open AAA repair
  • **Impacts:**
  • - Accurate ICD-10 coding (I71.4, I71.3, etc.) maximizes reimbursement.
  • - Proper documentation impacts MS-DRG assignment and hospital payment.
  • - Quality reporting on AAA screening, repair, and outcomes affects performance metrics.
  • - HCC coding for AAA impacts risk adjustment and value-based payments.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes for . Our AI-powered assistant ensures compliance and reduces coding errors.

Frequently Asked Questions

Common Questions and Answers

Q: What are the most effective diagnostic imaging modalities for confirming suspected Abdominal Aortic Aneurysm (AAA) in asymptomatic patients, and what are their respective pros and cons?

A: Ultrasound is often the first-line imaging modality for screening and confirming suspected Abdominal Aortic Aneurysms (AAA) due to its non-invasive nature, cost-effectiveness, and widespread availability. It excels at determining AAA size and location. However, it can be limited by patient body habitus and bowel gas. Computed Tomography Angiography (CTA) provides more detailed anatomical information, particularly regarding the relationship of the AAA to branch vessels, and is crucial for surgical planning. While CTA offers superior resolution, it involves ionizing radiation and may require contrast administration, posing risks for certain patients. Magnetic Resonance Angiography (MRA) is another option, offering excellent visualization without radiation exposure, but it can be more time-consuming and less readily available than CTA. Explore how these modalities compare in various clinical scenarios to optimize diagnostic accuracy and patient management.

Q: How do I manage an asymptomatic patient with a small Abdominal Aortic Aneurysm (AAA) discovered incidentally, and what are the key surveillance recommendations based on current guidelines?

A: Managing an incidentally discovered, small Abdominal Aortic Aneurysm (AAA) in an asymptomatic patient involves careful monitoring and risk factor modification. Current guidelines recommend regular surveillance based on aneurysm size. For AAAs smaller than 4.0 cm, ultrasound surveillance every 2-3 years is typically sufficient. For AAAs between 4.0 cm and 5.4 cm, more frequent surveillance (every 6-12 months) with ultrasound or CTA may be indicated. Risk factor modification, including smoking cessation, blood pressure control, and management of dyslipidemia, is crucial in slowing AAA growth. Consider implementing a shared decision-making approach to discuss surveillance strategies and lifestyle modifications with your patient. Learn more about the latest Society for Vascular Surgery (SVS) guidelines for AAA management to ensure optimal patient care.

Quick Tips

Practical Coding Tips
  • Code I71.4 for AAA
  • Document size, location
  • Query physician if unclear
  • Check ICD-10 guidelines
  • Review op report carefully

Documentation Templates

Patient presents with complaints concerning abdominal aortic aneurysm (AAA) symptoms, including pulsating sensation near the navel, abdominal pain, back pain, and possible flank pain.  The patient's medical history includes hypertension and smoking, known risk factors for AAA development.  Physical examination reveals a palpable abdominal mass.  Abdominal ultrasound confirms the presence of an infrarenal abdominal aortic aneurysm measuring [diameter measurement] cm.  Differential diagnosis includes other causes of abdominal pain, such as renal colic, diverticulitis, and peptic ulcer disease.  Assessment includes evaluation of aneurysm size, location, and morphology to determine appropriate management.  Current treatment plan focuses on risk factor modification, including smoking cessation counseling and blood pressure control.  Follow-up imaging, such as CT angiography or MRI angiography, is scheduled to monitor aneurysm growth and assess for potential complications, such as rupture or dissection.  Patient education regarding symptoms of rupture, including sudden severe abdominal or back pain, is provided.  Surgical repair will be considered if the aneurysm reaches a size warranting intervention based on current guidelines.  Medical coding will reflect the confirmed diagnosis of abdominal aortic aneurysm and associated comorbidities.  The patient understands the diagnosis and the importance of ongoing monitoring and follow-up care.
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