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how long can hiv stay outside blood

A 31-year-old member asked:
Dr. Martin Raff
55 years experience Infectious Disease
HIV: This is a fragile virus. Even when contained in a body fluid drying will diminish the viral concentration by 99% within several hours. Heat and cold ... Read More
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A 32-year-old male asked:
Dr. Hunter Handsfield
52 years experience Infectious Disease
Doesn't matter: The concern in questions like this, whether or not stated directly, is that HIV transmission might occur from contaminated environments or objects. Bu ... Read More
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A 26-year-old male asked:
Dr. Ed Friedlander
43 years experience Pathology
Very short time: Why do you ask? "A teaspoon of blood?" Where did you run into such a thing? Only you know what really happened, and especially, I'm concerned that you ... Read More
A 30-year-old male asked:
Dr. Hunter Handsfield
52 years experience Infectious Disease
Doesn't matter: It is generally believed that the virus dies, or cannot be transmitted, once blood dries. However, this really doesn't matter. Nobody ever is infected ... Read More
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A 28-year-old male asked:
Dr. Jonathan Lau
22 years experience Anesthesiology
Very quickly: Hiv can not live out side the human body host for a long time. If the blood is dry its most likely not contagious. If its still wet or less than 10 m ... Read More
A 28-year-old male asked:
Dr. Theodore Wu
21 years experience Ophthalmology
Hiv: Hiv is unstable outside the body...It is unlikely to survive more than an hour outside the body once the drop of blood dries...
A 26-year-old male asked:
Dr. Julie Abbott
44 years experience Preventive Medicine
HIV can survive..: ..at room temperature outsie the body for hours if dry (if initial concentrations are high), and for weeks if wet (in used syringes/needles). However, ... Read More
A 41-year-old female asked:
Dr. Robert Killian
27 years experience General Practice
Please Clarify: HIV is not transmitted outside of the body regardless of how long it is 'out of the body'. Why are you asking? HIV is not caught through skin; it is ... Read More
A 22-year-old male asked:
Dr. Leila Hashemi
20 years experience Internal Medicine
HIV: HIV does not survive long outside the human body (such as on surfaces), and it cannot reproduce. Hep c could survive outside the body on s surface for ... Read More
A 40-year-old member asked:
Dr. Dominic Riganotti
24 years experience Infectious Disease
Varies: A pcr test (polymerase chain reaction) can detect hiv, technically speaking, within 24-48 hours after infection. Other forms relay on antibodies to b ... Read More

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