Streptococcal M Protein
M Protein is an extracellular product of Streptococcus that contributes to the pathogenicity of the gram-positive bacterium. Antibody response against streptococcal M protein and its reaction with myosin may result in endothelial cell damage and the release of inner valve proteins. This results in antibody production against collagen, vimentin, elastin and laminin, which may contribute to the pathogenesis of streptococcal-associated disorders.
What if your result is "equivocal"?
An "equivocal" result on a test like the Streptococcal M Protein on a Pathogen-Associated Immune Reactivity Screen panel means that the test did not clearly indicate whether the specific antibodies or antigens being tested for were absent or present in your sample. Here's what you can consider in this situation:
→ Repeat Testing: Sometimes an equivocal result may suggest that the levels of the target protein or antibody are near the threshold of detection. Your doctor might recommend repeating the test to confirm the result.
→ Additional Testing: To get a clearer picture of your health, additional tests might be needed. This could include more specific tests for streptococcal infection or other related conditions.
→ Clinical Assessment: Your healthcare provider will likely consider these test results in conjunction with your symptoms and medical history. Equivocal results might need to be interpreted differently based on individual health conditions and symptoms.
→ Monitoring Symptoms: If you are currently experiencing symptoms that might be related to a streptococcal infection or other immune responses, your healthcare provider might monitor your symptoms over time to see if they progress or resolve.
It's important to discuss your test results with your healthcare provider, who can give you specific advice based on your overall health context and guide you on the next steps.
Lab Results Explained and Tracked
What does it mean if your Streptococcal M Protein result is too high?
Increased risk of neurological disorders including obsessive compulsive disorder (OCD), pediatric autoimmune neuropsychiatric disorders associated with streptococcal infections (PANDAS), rheumatic heart disorders and reactive arthritis.
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