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what is pink eye caused by

A 32-year-old member asked:
Dr. Richard Bensinger
52 years experience Ophthalmology
rare: Most pink eyes are spread from others with pink eye and include bacterial and viral origin. I can imagine that fecal matter might cause an infection ... Read More

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A 35-year-old member asked:
Dr. Colin McCannel
30 years experience Retinal Surgery
No: Pink eye is caused by respiratory infection viruses, and is very contagious. A stye is an infected hair follicle, and a bacterial infection. A stye ... Read More
A 31-year-old member asked:
Dr. Rajesh Khanna
29 years experience Ophthalmology
Viral infection: Sometimes bacterial infection can compound the original infection.
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Dr. Heidi Fowler
25 years experience Psychiatry
Pink eye: Pink eye is conjunctivitis. It can be caused by things like viruses (common cold), bacteria, allergies, foreign body in the eye & chemical exposur ... Read More
A 49-year-old member asked:
Dr. (Liz)Phuong Tran
35 years experience Family Medicine
Many reasons: Lack of proper hygiene, touching your eyes after touching surface, contact with infected person, exposure to allergens , bacteria or virus.......
A 48-year-old member asked:
Dr. Richard Bensinger
52 years experience Ophthalmology
Mostly viral: The overwhelming majority of "pink eye" cases are due to viral conjunctival infection. This is usually self limited, dramatic looking, and moderately ... Read More
A 46-year-old member asked:
Dr. Omega Edwards
19 years experience Infectious Disease
Contagious Viruses: Pink eye is a layperson term for viral conjunctivitis. Different types of "adenoviruses" cause infection usually in one eye. However, these viruses ar ... Read More
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A 21-year-old member asked:
Dr. Lee Shahinian
A Verified Doctor answered
A US doctor answered Learn more
Several: Possible causes of pink eye (conjunctivitis) include bacterial or viral infection, allergic reaction, rosacea, dry eye, and autoimmune disease.
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A 3-year-old male asked:
Dr. Jeffrey Gold
53 years experience Ophthalmology
See an Eye MD: There are numerous possible causes of conjunctivitis. Cannot be diagnosed over the computer. You need to see an eye md asap.
A 47-year-old member asked:
Dr. Victor Bello
52 years experience Ophthalmology
Pink Eye: Pink eye is a problem. It is only a term that says the eyes are reddish pink. Usually due to a mild viral infection, the eyes may become "reddish pink ... Read More
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A 25-year-old male asked:
Dr. Olivia Liao
31 years experience Ophthalmology
Yes possible: Get checked by an eyemd to distinguish allergic conjunctivitis from viral conjunctivitis. Both are possibilities in your situation and have different ... Read More
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