sakitamiwa classification, Sak grades, medical grading system, pathological classification, Sak-A Sak-B Sak-C Sak-D, disease severity scale.
The ulcer becomes significantly shallower and smaller. The regenerative epithelium covers a larger portion of the base, and the white coating is markedly reduced. 3. Scarring Stage (S)
Slough becomes thinner; edema at the margin begins to decrease; the ulcer base is clearly demarcated . H1 sakitamiwa classification
The Scar Stage indicates that the ulcer has closed, and the area is undergoing tissue remodeling. S1cap S sub 1
[ A1 -> A2 ] -------------> [ H1 -> H2 ] -------------> [ S1 -> S2 ] Active Stage Healing Stage Scarring Stage (Edema, Heavy Slough) (Epithelial Growth) (Red/White Scar, Cured) 1. The Active Stage (A) S1cap S sub 1 [ A1 -> A2
The ulcer begins to shrink. The white coating becomes thinner, and regenerating epithelium (new skin) starts to extend into the base. Mucosal folds may begin to converge toward the ulcer margin. H2 (Healing-2):
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The Sakita-Miwa Classification: A Comprehensive Guide to Peptic Ulcer Healing Stages
The active phase denotes the acute development of the ulcer, characterized by a distinct slough or sloughing layer covering the ulcer base.