Doctor insights on:
Ringworm How Long Is It Contagious
Trichophyton is one of the common types of fungus that can infect the skin, called a "dermatophyte". It can cause ringworm of the skin (such as athlete's foot or jock itch) or of the scalp. It is usually diagnosed with a scraping of the skin and can be treated with topical medications if on the skin, or oral medicines if involving ...Read more
"jock itch": Usually the term refers to a fungal infection, but may be other infectious agents (bacterial or with insects: "crabs"). The best course is to see a health care professional to determine the cause, and treat. If you are treated approptiately, and do not have other partners, the problem is not contagious post treatment. But if the specific cause reoccurs, so can the infection. ...Read more
MRSA: Depends on your definition of "contagious". This organism is generally transferred person to person by direct hand contact, and then the other person may only become a carrier. Infection requires a break in the skin or soft tissues or introduction into an immune suppressed person. ...Read more
Depends: Most pathogens that cause pneumonia are not contagious. Some organisms like MRSA can spread to healthy contacts and cause colonization. Some organisms like the virus, influenza can cause pneumonia and are contagious during the illness. Drug sensitive tuberculosis is contagious until several weeks into effective multi-drug therapy. ...Read more
Contact with spores: Anthrax is not spread person to person! as we saw in 2001, spores that were sent thru the mail as a terrorist act can be inhaled & cause pulmonary anthrax. Short of this exposure, spores can be ingested on contaminated (uncooked) food and cause infection from the base of the tongue thru the GI tract. It can also cause a painless sore on the skin. See www.Bt.Cdc.Gov/agent/anthrax. ...Read moreSee 1 more doctor answer
Extremely: Another term for pink eye (viral conjunctivitis) is epidemic keratoconjunctivitis, emphasis on "epidemic." the virus is found in the tears and can survive on surfaces (tabletops, chairs, etc.) for many days. If you touch this surface and then touch your eye you can get the disease. Frequent hand washing and cleaning such surfaces can reduce transmission. It is not spread by other bodily fluids. ...Read moreSee 1 more doctor answer
Viral Illnesses: There may be a variety of answers to this question, but early is always thought to be the time one is most contagious. So, two days before you are at the peak of your illness to two days after the peak of your illness is when it is most likely to be the most contagious to others. ...Read more
Varicella: Shingles is Varicella zoster (chicken pox). Fluid filled blisters that rupture would be potentially infective to those who have never had chicken pox. Pregnant women regardless of past infection or not are extremely vulnerable in regards to the fetus. ...Read moreSee 1 more doctor answer
Mononucleosis: It is quite contagious. You are contageous when you are actively ill and can remain contagious for a number of months later. ...Read more
A day or two...: ...After starting a good topical antifungal agent, there is little if any chance of spreading the infection to others - assuming, of course, that the antifungal cream is being applied diligently, twice a day. ...Read more
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