 Gleason scores are often grouped together, based on similar behaviour: Grade 2-4 being well-differentiated neoplasm , Grade 5-6 intermediate-grade neoplasm , Grade 7 moderately - poorly differentiated grade neoplasm, Grade 8-10  high-grade neoplasm.
<clarity>  Gleason scores are often grouped together, based on similar behaviour: Grade 2-4 being well-differentiated neoplasm , Grade 5-6 intermediate-grade neoplasm , Grade 7 moderately - poorly differentiated grade neoplasm, Grade 8-10  high-grade neoplasm.
 Gleason scores are often grouped together, based on similar behaviour: Grade 2-4 as well-differentiated neoplasm , Grade 5-6 intermediate-grade neoplasm , Grade 7 moderately - poorly differentiated grade neoplasm, Grade 8-10 high-grade neoplasm.