how long to get strep test results

3 min read 30-12-2024

Meta Description: Worried about how long it takes to get strep throat test results? This comprehensive guide covers rapid antigen tests, throat cultures, and what to expect at every stage. Learn about typical wait times, factors that influence delays, and what to do while you wait. Get answers to your questions and peace of mind.

Understanding Strep Throat Tests

Strep throat, caused by Streptococcus pyogenes bacteria, requires prompt diagnosis and treatment. Doctors use two main types of tests to identify strep throat:

1. Rapid Antigen Detection Test (RADT)

What it is: This quick test checks for strep bacteria antigens (proteins) directly in the throat swab sample.
How long it takes: Results are usually available within minutes, often while you're still at the doctor's office.
Accuracy: RADTs are generally quick but can sometimes yield false-negative results (meaning you have strep but the test says you don't).

2. Throat Culture

What it is: A throat swab is sent to a laboratory for bacterial growth analysis.
How long it takes: This method is more sensitive than the RADT. However, it takes longer to get results, typically 1-3 business days, sometimes longer depending on the lab's workload and processing times.
Accuracy: Throat cultures are highly accurate in identifying strep throat. They're less likely to provide false negatives than RADTs.

Factors Affecting Wait Times

Several factors can influence how long you wait for your strep test results:

Testing Location: A smaller clinic might have longer turnaround times for cultures than a larger facility with an in-house lab.
Time of Year: During peak illness seasons (like fall and winter), labs can experience higher-than-normal volumes, potentially causing slight delays.
Lab Processing Time: Even within the same facility, the lab's processing speed can vary. Some may prioritize urgent tests.
Weekend/Holiday Delays: Results might take longer if the test is processed over a weekend or holiday.

What to Do While Waiting

Waiting for results can be stressful. To manage your concerns:

Follow your doctor's instructions: Whether you receive immediate results or have to wait, follow any advice your doctor provides regarding rest, hydration, and over-the-counter pain relief.
Rest and hydrate: Get plenty of rest, drink lots of fluids, and eat nutritious foods to support your immune system.
Avoid contact with others: To prevent spreading any potential infection, avoid close contact with others, particularly children or individuals with compromised immune systems.
Contact your doctor if symptoms worsen: If your symptoms worsen or new symptoms appear before you receive your results, contact your doctor immediately.

Interpreting Results and Next Steps

Your doctor will explain your results clearly. If the test is positive for strep throat, they'll discuss treatment options, usually antibiotics. If the test is negative, they might explore other possible causes for your symptoms.

Frequently Asked Questions (FAQs)

Q: What if my rapid strep test is negative, but I still feel sick?

A: A negative RADT doesn't rule out strep throat entirely. Your doctor might recommend a throat culture for a more definitive diagnosis, especially if your symptoms persist or worsen.

Q: Is there a way to speed up the process of getting my strep test results?

A: Unfortunately, there's no guaranteed way to accelerate the process. However, choosing a facility with an in-house lab, if available, may result in faster turnaround time for cultures.

Q: My child has strep throat; how long will they be contagious?

A: Children with strep throat are typically contagious for as long as they have symptoms, but antibiotics usually decrease the contagious period within 24 hours of starting treatment.

Conclusion

Getting your strep test results can involve a wait, ranging from minutes with a RADT to a few days with a throat culture. Understanding the process, potential delays, and what to do while waiting will help manage anxiety and ensure you receive the necessary care. Remember to always follow your doctor's instructions and contact them if your symptoms worsen or you have any concerns. A prompt diagnosis and treatment are crucial for managing strep throat effectively.