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A rapid strep test may assist a clinician in deciding whether to prescribe an antibiotic to a person with pharyngitis, a common infection of the throat. [1] Viral infections are responsible for the majority of pharyngitis, but a significant proportion (20% to 40% in children and 5% to 15% in adults) is caused by bacterial infection. [2]
A rapid strep test (also called rapid antigen detection testing or RADT) may also be used. While the rapid strep test is quicker, it has a lower sensitivity (70%) and statistically equal specificity (98%) as a throat culture. [13] In areas of the world where rheumatic fever is uncommon, a negative rapid strep test is sufficient to rule out the ...
Rapid strep test kit. A rapid diagnostic test (RDT) is a medical diagnostic test that is quick and easy to perform. RDTs are suitable for preliminary or emergency medical screening and for use in medical facilities with limited resources. They also allow point-of-care testing in primary care for things that formerly only a laboratory test could ...
A throat culture is a laboratory diagnostic test that evaluates for the presence of a bacterial or fungal infection in the throat. A sample from the throat is collected by swabbing the throat and placing the sample into a special cup ( culture ) that allows infections to grow.
Post-streptococcal glomerulonephritis (PSGN) is an uncommon complication of either a strep throat or a streptococcal skin infection. It is classified as a type III hypersensitivity reaction. Symptoms of PSGN develop within 10 days following a strep throat or 3 weeks following a GAS skin infection. PSGN involves inflammation of the kidney.
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Because of that, testing for GBS colonization in pregnant women is today recommended by the ACOG at 36–37 weeks of gestation. [ 12 ] [ 63 ] It is important to note that the ACOG now recommends performing universal GBS screening between 36 and 37 weeks of gestation instead of at 35–37 as previously recommended by the CDC.
[1] [5] Confirmation may be by a throat swab or rapid strep test. [1] [5] Treatment efforts involve improving symptoms and decreasing complications. [5] Paracetamol (acetaminophen) and ibuprofen may be used to help with pain. [1] [5] If strep throat is present the antibiotic penicillin by mouth is generally recommended.