Fig. 4From: Paranasal sinus angiosarcoma with facial paralysis as a novel manifestation: a case report and literature reviewPathological result: The presence of more adipose spindle cell hyperplasia under the mucosa of the right maxillary sinus mass and the mitotic image (X200) (a). Hematoxylin-eosin staining revealed angiosarcoma (X400) (b)Back to article page