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Citie s dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

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Page 1: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

Cities

• dirty needles, unsafe blood transfusions

• more sexual partners

• greater mobility

How Did HIV Spread?

Page 2: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

How Did HIV Spread?

Jet travel

Page 3: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?
Page 4: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

How Did HIV Spread?

Page 5: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

HIV spread silently around the world for fifty years

1930s

1981

How was the Epidemic Discovered?

Page 6: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

June 5, 1981

• Five cases

• Los Angeles

• pneumocystis pneumonia

30 Morbidity and Mortality Weekly Report 250http://www.cdc.gov/mmwr/preview/mmwrhtml/00043494.htm

How was the Epidemic Discovered?

Page 7: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

= APB

all points bulletin

Page 8: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?
Page 9: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?
Page 10: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?
Page 11: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

November 5, 1982

• Just 17 months after the first LA cases

• Similar pattern: hepatitis B

• Possible cause:

unidentified bloodborne agent

31 Morbidity and Mortality Weekly Report at 577http://www.cdc.gov/mmwr/preview/index82.html

How was the Epidemic Discovered?

Page 12: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

December 10, 1982

• 1 month later

• Infant: multiple blood transfusions developed AIDS

• Donor had developed AIDS

31 Morbidity and Mortality Weekly Report at 652http://www.cdc.gov/mmwr/preview/index82.html

How was the Epidemic Discovered?

Page 13: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

And six months later?

How was the Epidemic Discovered?

Page 14: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

June 1983

• French announce:

New bloodborne pathogen

How was the Epidemic Discovered?

Page 15: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

2008 The Nobel Prize in Physiology or Medicine

Françoise Barré-Sinoussi Luc Montagnier

How was the Epidemic Discovered?

Page 16: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

ARV

HTLV-III

LAV

How was the Epidemic Discovered?

Page 17: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

HIV

Human Immunodeficiency Virus

How was the Epidemic Discovered?

Page 18: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

June 1981

June 1983

24 months

How was the Epidemic Discovered?

Page 19: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

HIV is bloodborne

Page 20: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

People living with HIV & AIDS

The Law

Discrimination:

same civil rightshave the

as all persons living withserious illness.

Mainstreaming Principle

Page 21: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

Universal precautions:

How We Protect Others

The Law

Workplace Safety:

Treat all blood, at alltimes, from all sources,as if it is infectious.

Page 22: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

Heightened privacy protections

How -- and Why -- We Specially Protect People with HIV

The Law

Privacy and Confidentiality:

from other people’s fear and stigma.people living with HIV & AIDS

to protect

Page 23: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

HIV is Bloodborne

Discrimination Privacy and Confidentiality

Workplace Safety

The Law

Page 24: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

AIDS/HIV

• contagious

• new

• stigma

• sexuality

• race

• death

Epidemics

Brief Golden Ageof

Infectious Disease Control

1955 - 1981

Page 25: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

Paramedics

Should HIV information be broadcast?

Case Study #1:

Page 26: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

Discrimination

Workplace Safety

Case Study #1: Paramedics

Page 27: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

Privacy and Confidentiality

Workplace Safety

Case Study #1: Paramedics

Page 28: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

Privacy and Confidentiality

Discrimination

Case Study #1: Paramedics

Page 29: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

Can dentists refuse to treat persons with HIVbecause of the risk to others?

• Dentist• Staff• Other patients

DentistsCase Study #2:

Page 30: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

Workplace Safety:

Case Study #2: Dentists

Universal precautions: Treat all blood, at all times, from all sources, as if it is infectious.

Page 31: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

But . . . What if there’s an accident???

• Cut off your hand?• Jump out the window?

Case Study #2: Dentists

Page 32: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

Early 1980s: 200 HCWs died each year HBV

Late 1980s: HIV

seroconversion rate 1: 2.5

seroconversion rate 1:

post-exposure prophylaxis (PEP)

“remote risk”

Case Study #2: Dentists

250

lowered further by

Page 33: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

US Supreme Court:

School Board of Nassau County v. Arline

“significant risk”“remote risk”

480 U.S. 273 (1987)

Case Study #2: Dentists

Page 34: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

524 U.S. 624 (1998)

Bragdon v. Abbott

Courts should defer to the reasoned judgement of public health officials,

Case Study #2: Dentists

US Supreme Court:

not the unsupported judgment of a single dentist.

Page 35: Cities dirty needles, unsafe blood transfusions more sexual partners greater mobility How Did HIV Spread?

© 2002 - 2009 CITY OF LOS ANGELES