Table 6 Assessment of Spitz tumors in children and adolescents for risk for metastasis30

From: The Spitzoid lesion: rethinking Spitz tumors, atypical variants, ‘Spitzoid melanoma’ and risk assessment

Parameter

Score a

Age (years)

 

 0–10

0

 11–17

1

Diameter (mm)

 

 0–10

0

 >10

1

Involvement of subcutaneous fat

 

 Absent

0

 Present

2

Ulceration

 

 Absent

0

 Present

2

Mitotic activity (mm2)

 

 0–5

0

 6–8

2

 >9

5

  1. aTotal score indicates increasing risk for metastasis.
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