1papule
2
3vesicle
Characteristic rash of varicella in all stages of its evolution. (From Hart CA, Broadhead RL: A color atlas of pediatric infectious diseases, London, 1992, Wolfe.)
Virus can be obtained from vesicles but not crusted lesions. And produce CPE within-3 days in HeLa cells,Vero Cells(kidney epithelial cells et. Al. extracted from African green monkey )
A child with Burkitt's lymphoma
Custom Medical Stock Photo, Inc
2020/8/20
课件
17
EBV引起鼻咽癌的依据:
鼻咽癌活检组织中找到EBV 核酸和抗原。 鼻咽癌患者血中EBV相关抗原的抗体效
价高于正常人。 鼻咽癌经治疗后,抗体效价下降。 但除EBV外,还应有其他因素起作用。 我国广东、广西、福建等地高发。
2020/8/20
课件
12
带状疱疹 儿时曾患水痘 潜伏感染
侵犯坐骨N
病毒 潜伏
脊髓后根神经节 脑神经感觉神经节
激活
N所支配皮肤发生疱疹(群集性水疱),呈带状, 身体一侧,多在胸、腹、臀、面部。疼痛
Herpes zoster (shingles) in a thoracic dermatome(n.intercostales5-6)