Erosive Esophagitis (Reflux Esophagitis)
- Mucosal Damage & Erosion From: Gastric Acid & Pepsin
- Los Angeles Classification:
- The Most Thoroughly Evaluated & Widely Used
- Grade A: One or More Mucosal Break Each ≤ 5 mm in Length
- Grade B: At Least One Mucosal Break > 5 mm in Length, Not Continuous Between the Tops of Adjacent Mucosal Folds
- Grade C: At Least One Mucosal Break Continuous Between the Tops of Adjacent Mucosal Folds, Not Circumferential Mn
- Grade D: Mucosal Break Involves ≥ 75% of the Luminal Circumference
- Savary-Millar Classification:
- More Historical & Now Less Often Used
- Grade I: Erythema, With or Without Exudate
- Grade II: Linear Erosions, Not Circumferential
- Grade III: Circumferential Erosions
- Grade IV: Chronic Complications (Deep Ulcers, Stenosis, Scarring or Barrett’s)
- *Often Subdivisions of Grade IV or Added Grade V Although There is No Consistent Meaning