Table 6. Overall Clinical Grade (Based on the Highest Stage Obtained)
| GI = gastrointestinal. | |
| Grade 0: | No stage 1–4 of any organ |
| Grade I: | Stage 1–2 skin and no liver or gut involvement |
| Grade II: | Stage 3 skin or Stage 1 liver involvement or Stage 1 GI |
| Grade III: | Stage 0–3 skin, with Stage 2–3 liver or Stage 2–3 GI |
| Grade IV: | Stage 4 skin, liver, or GI involvement |
