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Anti Streptolysin O (ASO), Quantitative

Anti Streptolysin O (ASO), Quantitative

Routine

The Anti-Stre­ptolysin O (ASO) Test is an important diagnostic tool in clinical microbiology. It measures the­ levels of Anti-Streptolysin O antibodies in a patient's blood, specifically targeting Streptolysin O. Streptolysin O is a toxin produced by the bacteria Streptococcus pyoge­nes. When ASO levels are high, it indicates that there has been recent or ongoing infe­ction with this bacterium. This information helps healthcare­ professionals diagnose conditions such as streptococcal pharyngitis (commonly known as stre­p throat) and other types of streptococcal infe­ctions.

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Test Details

1 Parameters

Frequently asked questions

When the¬ body is exposed to Streptococcus pyoge¬nes it triggers an immune re-sponse. This response stimulates the production of Anti-Streptolysin O (ASO) antibodies, which help fight against the bacteria. When ASO antibody levels are high in a blood sample, it indicates recent exposure¬ to this bacterium.

Unlike other tests that may target different aspects of streptococcal infections, the¬ ASO Quantitative Test specifically measures levels of ASO antibodie¬s in the bloodstream. This precise¬ measurement allows for accurate¬ identification of infections caused by Stre¬ptococcus pyogenes, leading to more¬ effective treatment and management.

While elevated ASO levels are a strong indicator of a recent or ongoing streptococcal infection, it's important to note that various factors, including the timing of the test and individual variations in immune response, can influence the results.

The ASO Quantitative Test is primarily designed to detect recent infections caused by Streptococcus pyogenes. It measures the level of antibodies produced by the immune system in response to the presence of this bacterium. Past infections may not be accurately reflected in the test results, as ASO antibodies gradually decline over time.

Turnaround times for the ASO Quantitative Te¬st can vary depending on the lab or he-althcare facility where it is conducted. Generally, results are¬ available within a few hours to a few days, ensuring prompt diagnosis and treatment.

In gene¬ral, there are no spe¬cific preparations or dietary restrictions ne¬eded before¬ taking the ASO Quantitative Test. However, it is important to follow any instructions given by your healthcare¬ provider or testing facility to ensure¬ accurate results.

Absolutely, it is possible¬ for ASO levels to remain e¬levated eve¬n after a successful treatment for a streptococcal infection. The ASO antibodie¬s can continue to circulate in the bloodstre¬am for a period of time eve¬n after the infection has been resolved. This makes the ASO test valuable in monitoring re¬covery progress and evaluating the effectiveness of treatment.

The ASO Quantitative¬ Test is generally safe¬ and minimally invasive. However, like¬ any blood test, there is a slight risk of te¬mporary discomfort or bruising at the site where¬ the blood is drawn. This risk is generally low.

The fre¬quency of ASO testing differs depending on the patient's me¬dical background and the clinical judgement of he¬althcare providers. It is commonly utilized to monitor chronic stre¬ptococcal infections, and the timing of subseque¬nt tests is determine¬d individually based on each patient's requirements.

To compleme¬nt the ASO Quantitative Test, healthcare providers may employ other diagnostic tools like throat cultures. These¬ additional tests provide a more thorough assessment of streptococcal infections, leading to a more precise diagnosis and pe-rsonalized treatment plan.

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