- Persistent fatigue: long-lasting tiredness, reduced stamina or slow recovery patterns.
- Neurological or cognitive concerns: nerve discomfort, sensory changes or cognitive fluctuations.
- Musculoskeletal symptoms: widespread aches, joint discomfort or mobility changes under review.
- Clients with a history of tick exposure: those experiencing ongoing symptoms after known or suspected tick bites.
- Immune function considerations: clients with fluctuating immune patterns or those who do not produce typical antibody responses.
- Chronic or recurring symptom patterns: long-term cycles of malaise, flu-like presentations or unexplained systemic symptoms.
- Clients undergoing broader Lyme-related assessment: those for whom practitioners are exploring multiple immune markers.
- Family or personal interest in vector-borne infections: clients with potential exposure histories.
Overview
The Lyme CD57+ Cells test measures the absolute count of CD57+ natural killer cells, a specific lymphocyte subset assessed through a blood draw. CD57+ cells form part of the broader immune landscape and can be reviewed alongside other immune markers to provide additional context during clinical assessment.
Clinically, this test may be considered when exploring long-lasting fatigue, neurological or cognitive concerns, musculoskeletal discomfort, recurring viral-type presentations, suspected tick-related exposures or broader immune response patterns. CD57+ values can help practitioners view one element of immune profiling alongside antibody testing, cellular assays or other laboratory data.
Practitioners typically interpret CD57+ counts within the wider framework of symptom history, exposure timelines, lifestyle factors, environmental influences and complementary immune assessments. Used in this integrative way, the Lyme CD57+ Cells test can contribute to a more comprehensive understanding of immune-related patterns for clients.
Practical
1 x Heparin-Tube + 1 EDTA-Tube (Do not centrifuge, keep at room temperature, do not cool or store in cool places).
This sample requires a blood draw