By identifying the stage (A, H, or S), clinicians can determine if a peptic ulcer is responding to medication within the typical 3-4 week expected healing time.
The chronological lifecycle of an ulcer under the Sakita-Miwa framework progresses linearly from a state of acute tissue damage to complete mucosal regeneration. The dynamic morphological features of each stage are detailed below: sakitamiwa classification
The red scar turns white, indicating a mature scar (white scar stage). Clinical Application and Significance By identifying the stage (A, H, or S),
The ulcer is at its peak. The surrounding mucosa (lining) is swollen and red, and the ulcer floor is covered with a thick "white coating" (slough). By identifying the stage (A