艾滋病英语.ppt

AIDS
Defined of AIDS
Acquired immunodeficiency syndrome (AIDS) is an AIDS virus that the human immunodeficiency
virus (human immunodeficiencyvirus called HIV)
dormant in the human body and the human immune function and occurrence of a variety of human tumors and incurable infection finally led to the deaths of a serious infection diseases AIDS is the generic AIDS medicine, “acquired immune deficiency syndrome,”
What causes AIDS?
HIV is a virus that gradually attacks
immune system cells As HIV progressively
damages these cells the body es more
vulnerable to infections which it will have
difficulty in fighting off It is at the
point of very advanced HIV infection that a person is said to have AIDS It can be years before HIV has damaged the immune system enough for AIDS to develop.
Symptoms 症状
The symptoms of AIDS are primarily the result of conditions that do not normally develop in individuals with
healthy immune systems.
Opportunistic infections are
common in people with AIDS
These infections affect
nearly an system
People with AIDS also
have an increased risk
of developing various
cancers such as Kaposi's
a( [sɑ:‘kəumə]特
发性出血性肉瘤), cervical
([‘sə:vikəl] 颈部的)
cancer and cancers of
the immune system
known as lymphomas
([lim'fəumə] 淋巴瘤).
Origin 起源
AIDS originated in Africa, young people are also in Haiti in 1979
and distributed by the immigrants into the United States June 5
1981 the United States Centers for Disease Control in Atlanta first
in the "Morbidity and Mortality Weekly," a brief introduction to the
five cases they found that the history of AIDS will be
officially named the disease "AIDS.” Soon after the rapid spread
of AIDS in the continent In June 1985, in Shanghai by a young
American male tourists from Argentina AIDS patient cured invalid
died in the country, this is the first case of AIDS in China AIDS has
been in China since 1985 and nearly 10,000 people enter the AIDS
virus carriers According to speculat