Radiographic Parameters in Predicting Outcome of Patients with Hepatocellular Carcinoma Treated with Yttrium-90 Microsphere Radioembolization

Table 4

Response of hepatocellular carcinoma to treatment with selective internal radiotherapy with Yttrium-90 microspheres*.

Response criteria	No. (%) patients	𝑃^†
RECIST^‡
Partial response	2 (10%)	0.09
Stable disease	17 (80%)
Progressive disease	2 (10%)
MASS criteria¶
Favorable response	4 (44%)	0.027
Indeterminate response	2 (22%)
Unfavorable response	3 (33%)

†log-rank test; association of response criteria with overall survival.
^‡RECIST: response evaluation criteria in solid tumors; 𝑛=21 patients.
¶MASS: morphology, attenuation, size, and structure; 𝑛=9 patients.