HNK1 (CD57) Profile
Access Labcorp Draw
Sample type: Whole blood
Requires fasting: No
Phlebotomy required
Details
The HNK1 (CD57) Profile is used to monitor the CD57 lymphocyte subset in patients with chronic Lyme disease.
- Red Cell Distribution Width (RDW)
- Neutrophils (%)
- Monocytes (%)
- Lymphocytes (%)
- Eosinophils (%)
- Basophils (%)
- Platelet Count
- Mean Corpuscular Hemoglobin Concentration (MCHC)
- Mean Corpuscular Hemoglobin (MCH)
- Mean Corpuscular Volume
- Hematocrit
- Hemoglobin (HGB)
- Basophils
- Eosinophils
- Lymphocytes
- Monocytes
- Neutrophils
- White Blood Cell Count (WBC)
- Red Blood Cell Count (RBC)
- % CD8-/CD57+ NK Cells
- CD8-/CD57+ NK Cell Count
- Nucleated RBC (%), Automated
- Immature Granulocytes (%)
- Immature Granulocytes
Estimated days for results: Results should arrive 1 - 3 business days after the lab receives samples.
Details
The HNK1 (CD57) Profile is used to monitor the CD57 lymphocyte subset in patients with chronic Lyme disease.
What type of sample is required for this test?
Whole blood
Test Resources
For more information, please consult your healthcare provider.
1–3 business days
Blood Draw Options with Fullscript
Fullscript offers several convenient phlebotomy options to complete your lab testing:
Access Labcorp Draw – Labcorp PSC
- Location: Visit a nearby Labcorp Patient Service Center.
- Cost: $10 sample collection fee (paid during checkout).
- Scheduling: Schedule your appointment here. Appointments are recommended to reduce wait times. Walk-ins are accepted, but may experience delays. Aim to arrive 15 minutes before your appointment.
- Collection Instructions:
- Bring a valid ID.
- Bring your digital or printed requisition form, available in the Labs tab of your Fullscript account.
- Check-in: Follow check-in kiosk steps when you arrive at the Labcorp draw site.
- More Info: Access Labcorp blood draw guide
Getlabs Mobile Phlebotomy
- Location: Sample collection at your home or office.
- Cost: $85 sample collection fee (paid during lab order checkout).
- Availability: Available in most locations – enter your ZIP code during checkout to confirm.
- Scheduling: Schedule your appointment here through your Fullscript account.
- Collection Instructions:
- Have your digital or printed requisition form and valid ID ready.
- Your phlebotomist will contact you by phone to coordinate arrival.
- More Info: Getlabs blood draw guide
State restrictions:
Patient can't order this test if they are located in Hawaii, Puerto Rico, New Jersey, New York, or Rhode Island




