Figure 1
From: Extraneural metastases from cranial meningioma: a case report
(A) H&E stain on the intracranial specimen resected in 2007 showing high cellularity and sheets of meningothelial cells with a mitotic activity of 4 per 10 high power fields with foci of necrosis (center and lower right). (B) Ki-67 immunostaining with the MIB-1 antibody showing a labeling index of around 15%.