Viêm não Nh t B n Bậ ả
TS Nguy n Lôễ
B môn Truy n NHi m ộ ề ễ
Đi h c Y D c Huạ ọ ượ ế
ĐI C NGẠ ƯƠ
•Tách kh i các viêm não khác năm 1971ỏ.
•Phân l p đc virut 1934ậ ượ .
•Nghiên c u nhi u Nh t B nứ ề ở ậ ả
•Gây viêm não ng i l n và tr emở ườ ớ ẻ
•Ở VN g p mi n B c > mi n Namặ ở ề ắ ề
•Gây t vong hay di ch ng.ử ứ
TÁC NHÂN GÂY B NHỆ
Thu c Flavivirus, ộ
H Arbovirusọ
•RNA đn nhánhơ
•V lipoproteinỏ
•Nhân lên trong t ế
bào não, Vero….
D CH T H CỊ Ễ Ọ
D ch l u hành Đông Á và Đông nam ị ư ở
Á
Các v d ch l n : 1924, 1935, 1948 ụ ị ớ
(Nh t)ậ
Vi t Namệ
• R i rácả
•Liên quan đn di trú c a chim ế ủ
(di c, li u đi u..)ệ ế ế
Phân b d ch t viêm não virutố ị ễ
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