From: UK guidelines for the management of soft tissue sarcomas
Tumour differentiation
Necrosis
Mitotic count (n per 10 high power fields)
1. Well
0: Absent
1: n < 10
2. Moderate
1:Â <50%
2: 10–19
3. Poor (anaplastic)
2: ≥50%
3: n ≥ 20