Fig. 5From: Cytopathological findings of proliferating pilomatricoma misdiagnosed as a malignant parotid gland tumorFine-needle aspiration (FNA) cytology of the left parotid region. Shadow cells with nuclear disappearance were found. Keratin fibers were seen in the cytoplasm of the shadow cells (Papanicolaou staining, × 1,000)Back to article page