樱桃红斑
下列属于天疱疮的共同特征有() ["A．基底膜IgG、C3带状沉积","B．组织病理为棘层松解所致的表皮内水疱","C．免疫病理显示角质形成细胞间IgG、IgA、IgM或C3网状沉积","D．薄壁、松弛易破的大疱"]
三侧性视网膜母细胞瘤
天疱疮中粘膜少受累者为() ["A．增殖型天疱疮","B．寻常型天疱疮","C．红斑型天疱疮","D．落叶型天疱疮"]
关于增感屏对影像效果影响的叙述，错误的是() ["A．增加影像对比度","B．降低影像清晰度","C．降低影像颗粒性","D．提高信息传递功能","E．增加影像的层次"]
视网膜前膜
