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K55.21
ICD-10-CM
Angioectasia

Learn about Angioectasia (Angiodysplasia, Vascular Ectasia) diagnosis, including clinical documentation, medical coding, and healthcare best practices. Find information on Angioectasia symptoms, treatment, and management. This resource offers insights for physicians, nurses, and other healthcare professionals seeking accurate and comprehensive information on Angioectasia and related vascular conditions.

Also known as

Angiodysplasia
Vascular Ectasia

Diagnosis Snapshot

Key Facts
  • Definition : Dilated blood vessels, often in the GI tract.
  • Clinical Signs : Bleeding (often painless), anemia, sometimes visible lesions.
  • Common Settings : Colon, stomach, small intestine. Diagnosed via endoscopy.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC K55.21 Coding
I78.81

Hereditary hemorrhagic telangiectasia

Inherited disorder causing abnormal blood vessel formation.

K55.2

Angiodysplasia of colon

Abnormal blood vessels in the large intestine.

Q28.2

Congenital anomalies of great veins

Birth defects affecting the major veins.

Code-Specific Guidance

Decision Tree for

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

Is the angioectasia of the stomach or duodenum?

  • Yes

    Is there active bleeding?

  • No

    Is the angioectasia of the colon?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Dilated blood vessels in the GI tract.
Similar to angioectasia, but larger and deeper.
Hemorrhoids are swollen veins in the anus and rectum.

Documentation Best Practices

Documentation Checklist
  • Document location, size, and morphology of angioectasia.
  • Describe endoscopic findings (if applicable).
  • Note presence/absence of bleeding.
  • Record associated symptoms (e.g., abdominal pain, anemia).
  • Include relevant ICD-10 codes (e.g., K55.2)

Coding and Audit Risks

Common Risks
  • Specificity Coding

    Coding to the appropriate level of specificity for angioectasia, angiodysplasia, or vascular ectasia impacts reimbursement and data accuracy.

  • Location Documentation

    Insufficient documentation of the angioectasia location (e.g., stomach, colon) can lead to coding errors and claim denials. CDI review is crucial.

  • Bleeding Complication

    Properly coding and documenting bleeding associated with angioectasia is essential for accurate severity reflection and appropriate resource utilization.

Mitigation Tips

Best Practices
  • Document lesion size, location, and bleeding for accurate ICD-10 coding (K55.2).
  • Differentiate Angiodysplasia from other vascular malformations for proper CDI.
  • For GI bleeds, specify if upper or lower for appropriate EGD/colonoscopy coding.
  • Monitor hemoglobin/hematocrit and document transfusions for severity and management.
  • If treated endoscopically, clearly document technique (e.g., APC, heater probe).

Clinical Decision Support

Checklist
  • Confirm GI bleeding source (Angioectasia/Angiodysplasia ICD-10 K55.1)
  • Rule out other diagnoses: ulcers, tumors, IBD (ICD-10 search)
  • Capsule endoscopy/colonoscopy findings documented? (CPT codes)
  • Consider argon plasma coagulation therapy if indicated (CPT 43255)
  • Patient education on bleeding risks and management (SNOMED CT)

Reimbursement and Quality Metrics

Impact Summary
  • Angioectasia (Angiodysplasia, Vascular Ectasia) coding: Impacts reimbursement through accurate ICD-10 diagnosis codes (K55.2, I85.0).
  • Correctly coding Angioectasia improves hospital quality reporting metrics for GI bleeding and endoscopic procedures.
  • Accurate Angioectasia diagnosis coding impacts case-mix index (CMI) and resource allocation for hospitals.
  • Proper documentation and coding of Angioectasia minimizes claim denials and optimizes revenue cycle management.

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Frequently Asked Questions

Common Questions and Answers

Q: What are the most effective diagnostic approaches for differentiating Angiodysplasia from other causes of lower gastrointestinal bleeding in older adults?

A: Diagnosing Angiodysplasia, particularly in the lower GI tract of older adults, can be challenging due to its intermittent bleeding and similarity to other conditions. While colonoscopy is often the first-line investigation, its sensitivity for detecting Angiodysplasia can be variable. Capsule endoscopy and double-balloon enteroscopy offer higher diagnostic yields, especially for lesions located in the small bowel, which are commonly missed by conventional colonoscopy. In cases of obscure overt or occult GI bleeding, angiography with selective embolization can serve both as a diagnostic and therapeutic tool. Furthermore, consider incorporating advanced imaging techniques like CT Angiography or technetium-99m-labeled red blood cell scintigraphy when other methods are inconclusive. Explore how multi-modal imaging strategies can improve diagnostic accuracy in challenging cases of suspected Angiodysplasia. Learn more about the role of endoscopic hemostasis in managing active bleeding from Angiodysplasia.

Q: How do I manage recurrent Angiodysplasia bleeding despite endoscopic therapy, specifically in a patient with significant comorbidities?

A: Managing recurrent Angiodysplasia bleeding, especially in patients with significant comorbidities, requires a careful assessment of the risks and benefits of each therapeutic option. While endoscopic interventions like argon plasma coagulation (APC) or heater probe therapy are frequently used as first-line treatment, their efficacy in preventing re-bleeding can be limited in some cases. For patients with persistent or recurrent bleeding despite endoscopic therapy, consider hormonal therapy with estrogen-progesterone combinations or octreotide, although these carry their own set of potential side effects. In severe cases, surgical resection may be necessary, but this approach is often reserved for patients who fail medical management and can tolerate the surgical risks. Consider implementing a multidisciplinary approach involving gastroenterologists, interventional radiologists, and surgeons to develop a personalized treatment strategy based on the patient's individual circumstances. Explore how risk stratification can guide decision-making in complex Angiodysplasia cases.

Quick Tips

Practical Coding Tips
  • Code K55.2 for Angiodysplasia
  • Document location, size
  • Query physician if unclear
  • Check for bleeding source
  • Review endoscopic findings

Documentation Templates

Patient presents with symptoms suggestive of angioectasia, also known as angiodysplasia or vascular ectasia.  Presenting complaints include [specific patient complaint, e.g., recurrent gastrointestinal bleeding, hematochezia, melena, iron deficiency anemia] and [another symptom, e.g., abdominal pain, or asymptomatic incidental finding].  Physical examination revealed [relevant findings, e.g., normal abdominal exam, or palpable abdominal mass, or skin telangiectasias].  Differential diagnosis includes other causes of gastrointestinal bleeding such as peptic ulcer disease, inflammatory bowel disease, and colorectal cancer.  To evaluate for angioectasia and other potential sources of bleeding, [diagnostic tests performed or ordered, e.g., esophagogastroduodenoscopy, colonoscopy, capsule endoscopy,  or abdominal CT angiography] was performed.  Findings revealed [specific findings, e.g., presence of characteristic dilated, tortuous vessels in the [location, e.g., colon, stomach, small intestine]], consistent with a diagnosis of angioectasia.  Assessment includes angioectasia with [severity, e.g., active bleeding, or chronic intermittent bleeding].  Plan includes [management strategy, e.g., endoscopic therapy such as argon plasma coagulation or laser ablation, iron supplementation, or observation and monitoring].  Patient education provided regarding the nature of angioectasia, potential complications, and treatment options.  Follow-up scheduled for [timeframe, e.g., 2 months] to reassess symptoms and monitor treatment response.  ICD-10 code [relevant code, e.g., I85.0 for angiodysplasia of intestine] is considered for billing purposes.
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