Sakitamiwa Classification !!top!! < FRESH – 2026 >

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):

: The ulcer becomes significantly smaller and shallower. The regenerative epithelium covers most of the ulcer base, leaving only a small amount of central white slough. 3. Scarring Stage (S) sakitamiwa classification

The Sakitamiwa virus was first isolated in the Tana River County of Kenya in late 2019. Early case fatality rates (CFRs) exceeded 34%, largely due to inconsistent staging. Physicians in Mombasa and Garissa used disparate criteria: some relied on platelet counts, others on bleeding manifestations, and a minority on RT-PCR cycle thresholds. In response, Dr. Amina Sakitamiwa (b. 1975), a Kenyan virologist and epidemiologist, led a Delphi consensus process involving 120 experts from 14 nations. The resulting Sakitamiwa Classification was published in the Lancet Infectious Diseases (April 2021) and has since been adopted by the WHO as the official staging system for SKTV. The ulcer begins to shrink

Mature healing; the red scar fades to a stable, pale white scar 💡 Clinical Significance and Application H2 (Healing-2): : The ulcer becomes significantly smaller