K31.6 Fistula of stomach and duodenum

ICD10CM code

#### Name of the Condition
- Fistula of Stomach and Duodenum
- Technical term: Gastrointestinal Fistula, Gastric Fistula

#### Summary
A fistula of the stomach and duodenum is an abnormal connection that forms between the stomach or duodenum and other organs or the skin. This condition may allow the contents of the stomach or duodenum to leak, leading to various complications.

#### Causes
- Surgical procedures involving the stomach or duodenum.
- Chronic inflammation due to conditions like Crohn's disease.
- Trauma or injury to the stomach area.
- Infections that lead to the formation of fistulas.
- Malignancies in the gastrointestinal tract.

#### Risk Factors
- History of abdominal surgeries.
- Existing gastrointestinal diseases like Crohn’s disease.
- Infections or untreated ulcers.
- Excessive alcohol consumption and smoking.
- Steroid use or immune suppression.

#### Symptoms
- Persistent abdominal pain or discomfort.
- Noticeable drainage or leakage of stomach or intestinal contents.
- Fever and signs of infection.
- Malabsorption and nutritional deficiencies.
- Vomiting or nausea.

#### Diagnosis
- Imaging studies such as CT scans or MRIs to identify fistula location.
- Endoscopy to visually inspect the stomach and duodenum.
- Contrast studies to assess the fistula's pathways.
- Laboratory tests to check for infections or nutritional deficiencies.

#### Treatment Options
- Nutritional support to address deficiencies and aid healing.
- Antibiotics to treat or prevent infections.
- Surgical repair to close or remove the fistula.
- Minimally invasive procedures to aid in closure.
- Continued monitoring and management of any underlying conditions.

#### Prognosis and Follow-Up
- The prognosis varies depending on the cause and treatment success. 
- Regular monitoring is critical to detect recurrence or complications.
- Nutritional rehabilitation is essential for recovery.

#### Complications
- Infection and sepsis, if leaked contents spread into other body areas.
- Malnutrition due to digestive malabsorption.
- Recurrence of the fistula or creation of new fistulas.

#### Lifestyle & Prevention
- Adopt a balanced diet to maintain gastrointestinal health.
- Abstain from smoking and reduce alcohol consumption.
- Manage chronic conditions like Crohn’s disease diligently.
- Follow medical advice post-surgery to prevent fistula formation.

#### When to Seek Professional Help
- Severe abdominal pain or signs of infection, such as high fever.
- Unexplained weight loss or persistent vomiting.
- Any unusual discharge or leakage around surgical sites. 

#### Additional Resources
- Crohn's & Colitis Foundation: [crohnscolitisfoundation.org](https://www.crohnscolitisfoundation.org)
- American Gastroenterological Association: [gastro.org](https://www.gastro.org)

#### Tips for Medical Coders
- Ensure the documentation specifies the fistula originates specifically from the stomach or duodenum.
- Be aware of any comorbid conditions that might impact coding.
- Verify if the fistula is postoperative, as this might require additional codes.

Similar Codes