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is a cold sore scab contagious

A 27-year-old male asked:
Dr. Hunter Handsfield
52 years experience in Infectious Disease
No longer contagious: You're probably no longer contagious. Herpes lesions such as oral cold sores have active virus only the first few days; once healing is well unde ... Read More
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A 26-year-old female asked:
Dr. Yelena Kipervas
22 years experience in Family Medicine
Plan. : No, this is not contagious now. Yes, you can use Vitamin E and Menderma and cortisone 10 to slowly reduce redness. But it takes few weeks up to mon ... Read More
A 46-year-old member asked:
Dr. Heidi Fowler
24 years experience in Psychiatry
It is no: Longer contagious once the skin lesion has healed.
A 54-year-old member asked:
Dr. Heidi Fowler
24 years experience in Psychiatry
It is actually: Potentially contagious until the lesion has healed.
A 40-year-old female asked:
Dr. Kayvon Javid
19 years experience in Dentistry
Never for sure: There is no way to tell for sure. Some people shed the virus all the time, even when they do not have a cold sore, while cold sores are most contagiou ... Read More
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A 28-year-old member asked:
Dr. Yash Khanna
56 years experience in Family Medicine
Cold sor with a scar: No you are not contagious if there is just a pink scar.
A 29-year-old female asked:
Dr. Glynis Ablon
28 years experience in Dermatology
You are less: contagious but we now know that asymptomatic shedding can occur even when lesions are not present. So at this point you are less likely to pass the vi ... Read More
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A 23-year-old female asked:
Dr. Rebecca Gliksman
37 years experience in Internal Medicine
Herpes: herpes is usually contagious when there is a fluid filled vesicle(bump) / open weeping lesion. if the bump is solid is may just be scar tissue. 9 us ... Read More
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A 29-year-old member asked:
Dr. Bradford Romans
36 years experience in Internal Medicine
Cold sores are: Very contagous.
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A 37-year-old female asked:
Dr. Gurmukh Singh
48 years experience in Pathology
Probably: Herpes virus may be shed even when there are no visible lesions. So a person who has herpes is always, potentially infectious. Wish you good health! - ... Read More
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