Common symptoms
- ▸Abdominal pain, cramping, or bloating
- ▸Reflux, nausea, or vomiting
- ▸Diarrhea, constipation, or altered bowel habits
- ▸Unintended weight loss in severe cases
Common evidence
- ▸GI specialist diagnosis and workup
- ▸Endoscopy / colonoscopy / imaging as applicable
- ▸Symptom log documenting frequency and severity
- ▸Medication records
Primary service connection examples
- ▸Gulf War / SW Asia service (functional GI is presumptive)
- ▸In-service GI complaints or treatment
Secondary service connection examples
- ▸GERD secondary to PTSD or NSAIDs
- ▸IBS secondary to PTSD or anxiety
Rating basics
Rated under 38 CFR §4.114 by severity and impact: mild / moderate / severe criteria with attention to weight loss, anemia, hospitalization, and frequency of exacerbations.
Common denial reasons
- ✕Self-reported symptoms without diagnostic workup
- ✕Symptoms attributed to diet or lifestyle
- ✕Missing nexus for secondary claims
