How does a child contract scarlet fever streptococcal infection?

Other people. Strep is a bacteria that is passed from one person to another by mucous droplets. Strep is quite contagious and easily spread from one to another.

Related Questions

Why did one of my kids develop scarlet fever, even though both had streptococcal a infections

Scarlet fever... ...Is strep throat with a rash. The rash is caused by a toxin that the bacteria make, to which not all people are equally sensitive. Read more...
Everyone. Because each of your children have their own unique immune system one could get scarlet fever and one not. Read more...

I had scarlet fever as a child. I'm now 46 and all rapid strep tests result in faint positive-culture comes back neg. Is the SF somehow to blame?

No. All tests, especially rapid tests like Strep screen have false positives and that is likely to be the case. For good health - Have a diet rich in fresh vegetables, fruits, whole grains, low fat milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Practice safe sex. Read more...
No. The rapid test samples mucous/germs in your throat. It has no way of being influenced by your past medical history.Your throat mucous can never yield that data. The "faint" false positive has been proven negative enough times that it suggests a degree of unreliability for the test used, or how it is being done. Read more...

If a child has strep & gets scarlet fever, will the rash show up immediately when the symptoms start or can it take a few days for the rash to start?

Scarlet fever rash. The rash from strep may start a few days after the other symptoms have started, or it may even start after antibiotic treatment. Though, if a child does develop a rash after starting antibiotics, you should contact your pediatrician to make sure it's not an allergic reaction to the antibiotics. The rash can be very itchy, usually Benadryl (diphenhydramine) will help alleviate the itchiness. Read more...
Usually soon. The rash producing chemical that is generated by the strep is created after the start of the infection when it has reproduced in enough numbers to make the rash toxin.Studies suggest it will be evident by 12 hours after the appearance of fever in the illness.Not all strep will produce the rash, only those with the extra dna to make the extra toxin. Read more...