text: 颅内高压@表现为视神经乳头充血边缘模糊不清，中央凹陷消失，视乳头隆起静脉怒张颅内高压@它出现的时间并不确定，颅内压增高的早期，一般不出现视乳头水肿；婴幼儿由于囟门未闭及颅缝分离，也常无视乳头水肿；急性颅内压增高视乳头水肿较少出现。
entities.entity: 颅内高压
entities.label: dis
entities.entity: 视神经
entities.label: bod
entities.entity: 乳头
entities.label: bod
entities.entity: 视神经乳头充血
entities.label: sym
entities.entity: 边缘模糊不清
entities.label: sym
entities.entity: 中央凹陷消失
entities.label: sym
entities.entity: 视乳头
entities.label: bod
entities.entity: 视乳头隆起
entities.label: sym
entities.entity: 静脉
entities.label: bod
entities.entity: 静脉怒张
entities.label: sym
entities.entity: 颅内高压
entities.label: dis
entities.entity: 颅内压增高
entities.label: dis
entities.entity: 视乳头水肿
entities.label: dis
entities.entity: 囟门
entities.label: bod
entities.entity: 颅缝
entities.label: bod
entities.entity: 视乳头水肿
entities.label: dis
entities.entity: 急性颅内压增高
entities.label: dis
entities.entity: 视乳头水肿
entities.label: dis