Nuclear Grade of Renal Cell Carcinoma
Grade 1 |
tumors had small, round nuclei with inconspicuous nucleoli visible |
Grade 2 |
tumors contained round to slightly irregular nuclei with mildly |
Grade 3 |
tumors had round to irregular nuclei with prominent nucleoli |
Grade 4 |
tumors contained enlarged pleomorphic or giant cells |
Grade 1 tumor with small, round nuclei and
inconspicuous nucleoli (H&E, x400).
Grade 2 tumor with round to slightly irregular nuclei
with mildly enlarged nucleoli (H&E, x400).
Grade 3 tumor with round to irregular nuclei with
prominent nucleoli (H&E, x400).
Grade 4 tumor with enlarged pleomorphic cells
(H&E, x400).