Table 2:

Response-assessment criteria

CriteriaPRMinRSDPD
BT-RADS1a (PR) 1b, 2, 3a, 3b (SD)3c, 4 (PD)
RAPNO≥50% Decrease≥25% but <50% Decrease<25% Decrease or <25% increase≥25% increase or appearance of new lesion
Volume-extrapolated RAPNO≥65% Decrease≥35% but <65% Decrease<35% Decrease or <40% increase≥40% increase or appearance of new lesion