The Gastrologer

Digestive health, explained simply.

Physician-created explanations and tools for real patients.

What brought you here today?

I have a result I don’t understand

Tubular adenoma Sessile serrated polyp A normal result High-grade dysplasia Inflammation (colitis) Celiac disease Barrett’s esophagus H. pylori infection Gastritis Eosinophilic esophagitis

A symptom I’m worried about

Reflux Irritable bowel syndrome

I’m preparing for a procedure

Colon cancer screening Colonoscopy prep

I want to see what the app actually does

Try the free five-minute Visit Prep — answer a few questions and watch it build the one clear summary you’d bring to an appointment. Nothing is saved or uploaded.

Try the Visit Prep tool See what each app tracks

I just want to look around

Explore by area of the body

No logins. No tracking. Just the next step.