Neovascular glaucoma ( nvg ) occurs when new fibrovascular tissues proliferate onto the chamber angle and obstruct the trabecular meshwork .

新生血管性青光眼是由于房角新生纤维血管组织阻塞小梁网所致。

Histology : nests of tumor separated by fibrovascular septa ( resemble lung alveoli , peripheral adhesion and central freely floating ) , round or oval tumor cells , hyperchromatic nuclei , scant cytoplasm , many mitoses , prominent multinucleated giant cells .

组织学：纤维血管间隔将肿瘤分隔成细胞巢（类似于肺泡，周边细胞粘附、中心细胞失粘附可随意漂浮），瘤细胞圆形或卵圆形、核深染、胞浆淡染、核分裂像较多、明显的多核巨细胞。