Cytoplasmic Staining of TTF-1 Antibody in the Diagnosis of Hepatocellular Carcinoma: Study on 299 Cases Using Tissue Microarray

Table 1

Clinical and pathologic information.

Factor	Cases load
Age
≤35 y	40 (13.4%)
>35 y	259 (86.6%)
Sex
Male	276 (92.3%)
Female	23 (7.7%)
Serum AFP
≤400 ug/L	157 (52.5%)
>400 ug/L	142 (47.5%)
Tumor size
Single and <3 cm	16 (5.7%)
≥3 cm	283 (94.6%)
No. of nodules
1	178 (59.5%)
≥2	121 (40.5%)
Vein or bile duct tumor thrombus
Present	93 (31.1%)
Absent	206 (68.9%)
Edmondson-Sterner grade
I + II	234 (78.3%)
III + IV	65 (21.7%)
Histological pattern
Trabecular	274 (91.6%)
Pseudoglandular	17 (5.7%)
Solid	8 (2.7%)