TABLE 12.11.
Equine Gastric Ulcer Syndrome Lesion Scoring System1284
| Lesion Grade | Description |
|---|---|
| 0 | Intact epithelium with no appearance of hyperemia or hyperkeratosis |
| 1 | Intact mucosa with areas of reddening or hyperkeratosis (squamous) |
| 2 | Small single or multifocal lesions |
| 3 | Large single or multifocal lesions or extensive superficial lesions |
| 4 | Extensive lesions with areas of deep ulceration |
Adapted from Chiu CJ, McArdle AH, Brown R, et al. Intestinal mucosal lesion in low-flow states. I. A morphological, hemodynamic, and metabolic reappraisal. Arch Surg. 1970; 101:478-483; Baker GJ. Diseases of the teeth. In: Colohan PT, Mayhew IG, Merritt AM, et al., eds. Equine medicine and surgery, 4th ed., Vol. 1, Goleta, CA: American Veterinary Publications; 1991.