Fig. 2From: Oncocytic adrenocortical neoplasm of borderline uncertain malignant potential diagnosed after robot-assisted adrenalectomy case report Oncocytic tumor with diffuse growth pattern (A, 100×), highly atypical nuclei (B, 400×) and capsular invasion (C, 20×). The proliferation rate by Ki67 stain is approximately 10% (D, 200×)Back to article page