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K31.811
ICD-10-CM
Gastric Antral Vascular Ectasia

Learn about Gastric Antral Vascular Ectasia GAVE diagnosis, clinical documentation, and medical coding. Find information on GAVE symptoms, watermelon stomach, endoscopic findings, and treatment options. Explore resources for healthcare professionals, including ICD-10 codes for GAVE and proper clinical documentation guidelines. Understand the pathophysiology of GAVE and its association with other conditions. This resource provides comprehensive information for accurate GAVE diagnosis and coding.

Also known as

GAVE
Watermelon Stomach

Related ICD-10 Code Ranges

Complete code families applicable to AAPC K31.811 Coding
K25-K29

Gastritis and duodenitis

Covers inflammatory conditions of the stomach and duodenum.

I85-I89

Diseases of veins, lymph vessels

Includes vascular abnormalities like ectasia, though not specific to GAVE.

K30-K31

Other diseases of stomach/duodenum

A potential category if more specific codes are unavailable for GAVE.

Code-Specific Guidance

Decision Tree for

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

Is the diagnosis Gastric Antral Vascular Ectasia (GAVE)?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Watermelon stomach, antral stripes
Portal hypertensive gastropathy
Gastric antral mucosal prolapse

Documentation Best Practices

Documentation Checklist
  • Document endoscopic findings: location, appearance (e.g., watermelon stomach)
  • Describe symptoms: bleeding, anemia, abdominal pain
  • Rule out other diagnoses: portal hypertension, angiodysplasia
  • Histopathology report details if biopsy taken
  • Co-morbidities impacting GAVE: cirrhosis, connective tissue disease

Coding and Audit Risks

Common Risks
  • Unspecified Location

    Coding GAVE without specifying anatomical location (e.g., antrum only, diffuse) can lead to rejected claims or inaccurate DRG assignment. Use modifiers/addl codes for clarity.

  • Confusing with Portal HTN Gastropathy

    Miscoding GAVE as portal hypertensive gastropathy (PHG) due to similar endoscopic appearance can affect quality reporting and reimbursement. Careful documentation is key.

  • Missing Associated Diagnoses

    Failing to code underlying conditions associated with GAVE (e.g., cirrhosis, autoimmune disease) can impact risk adjustment and resource allocation.

Mitigation Tips

Best Practices
  • Code GAVE accurately using ICD-10-CM K22.6
  • Document endoscopic findings: location, size, color
  • CDI: Query physician for cause of GAVE, if known
  • Monitor blood counts for anemia; document trends
  • Consider argon plasma coagulation; document treatment

Clinical Decision Support

Checklist
  • Confirm chronic GI blood loss symptoms (anemia, melena).
  • Endoscopy showing longitudinal stripes in antrum (watermelon stomach).
  • Rule out portal hypertension, cirrhosis, connective tissue disease.
  • Histopathology: dilated capillaries in lamina propria, fibrin thrombi.

Reimbursement and Quality Metrics

Impact Summary
  • Gastric Antral Vascular Ectasia (GAVE) Reimbursement: Coding accuracy impacts DRG assignment and appropriate hospital payment. Focus on ICD-10-CM K31.81 and endoscopic procedure codes.
  • GAVE Quality Metrics: Accurate diagnosis coding affects quality reporting on gastrointestinal bleeding and endoscopic interventions. Proper documentation is crucial.
  • GAVE Billing: Endoscopy, Argon Plasma Coagulation (APC) usage, and pathology influence billing. Correct coding ensures appropriate reimbursement and reduces denials.
  • GAVE Hospital Reporting: Accurate GAVE diagnosis and procedure coding impact hospital quality data reporting, affecting public outcomes transparency and potential reimbursement.

Streamline Your Medical Coding

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

Quick Tips

Practical Coding Tips
  • Code GAVE, not angiodysplasia
  • Document endoscopic findings
  • Query physician for etiology
  • Consider K22.6 with bleeding
  • Review ICD-10 guidelines for GAVE

Documentation Templates

Patient presents with symptoms suggestive of Gastric Antral Vascular Ectasia (GAVE), also known as watermelon stomach.  Presenting complaints include intermittent gastrointestinal bleeding,  manifesting as hematemesis, melena, or iron deficiency anemia.  The patient reports [Insert specific patient-reported symptoms, e.g., fatigue, weakness, shortness of breath, abdominal pain - if present].  Physical examination reveals [Insert relevant physical exam findings, e.g., pallor, tachycardia, abdominal tenderness - if present].  Endoscopic evaluation demonstrated the characteristic longitudinal stripes of dilated blood vessels in the antrum, consistent with the diagnosis of GAVE.  Differential diagnosis includes portal hypertensive gastropathy, radiation gastropathy, and other causes of gastrointestinal bleeding.  Laboratory findings include [Insert relevant lab values, e.g., hemoglobin, hematocrit, iron studies].  The patient's medical history includes [Insert relevant medical history, e.g., cirrhosis, portal hypertension, autoimmune disorders].  Current medications include [List current medications].  Treatment plan includes [Insert specific treatment plan, e.g., endoscopic therapy such as argon plasma coagulation (APC), laser therapy, or other appropriate interventions; iron supplementation; treatment of underlying conditions].  Patient education provided regarding GAVE syndrome, its association with underlying conditions, potential complications, and follow-up care.  ICD-10 code K31.81 (Gastric antral vascular ectasia) is assigned.  Follow-up endoscopy is scheduled to assess treatment response and monitor for recurrence.