Is Reflux Esophagitis Grade A Serious?

Reflux esogitis is categorized into four grades - A, B, C, and D - according to the Los Angeles Classification system. Grade A is considered the mildest form of this condition. It is characterized by one or more streaky red areas in the lower part of the esophagus, typically measuring less than 5mm in length.

Grade B is diagnosed when these red streaks exceed 5mm in length but have not yet merged together. At this stage, a patient may observe two or three distinct red streaks during endoscopic examination.

When multiple streaks begin to merge but still cover less than three-quarters of the esophageal circumference, the condition progresses to Grade C esophagitis. This stage indicates more significant inflammation and potential tissue damage.

Grade D represents the most severe form of reflux esophagitis, where lesions cover more than three-quarters of the esophageal lining. This stage often involves large erosions, extensive red streaks that are nearly circumferential, and may include superficial ulcers.

In endoscopy reports, a reference to "Z-line" in the first or second photo might indicate some visible red streaks. With appropriate treatment aimed at regulating digestive motility and reducing stomach acid production, these mild inflammatory changes (particularly in Grade A cases) can often heal relatively quickly. Early detection and intervention are crucial for preventing progression to more severe stages.