Lab Testing

Product Description

Please note, this test is performed by LabCorp and will not require a physical test kit to complete your draw. DHA Laboratory will send you a list of local LabCorp Patient Service Centers, patient prep instructions and a requisition form via email. Please print the requisition form and bring that in with you to LabCorp to complete your draw. If you have any questions about the tests, the testing process, or need help with your lab order at any time, please feel free to contact DHA Laboratory at T: (847) 222-9546 / E: info@dhalab.com

**Note: All laboratory testing requires an authorizing physician. DHA Laboratory offers a patient direct program that partners you with an authorizing physician. If you have any additional questions regarding the availability of testing, please contact our laboratory by telephone or email.**

Sample Type: Serum

Turnaround Time: 1 Week

Performing Laboratory: LabCorp

Neurofilament light chain (NfL) is a neuron-specific protein routinely released into the extracellular space. NfL levels rise above baseline in response to neuronal injury and neurodegeneration. Thus, NfL has been widely studied for various conditions ¹, and can be helpful for assessing patients for concussion recovery, Alzheimer’s Disease, and other neurodegenerative dementias.

Patient Preparation: Discontinue any supplements containing Biotin for 72 hours prior to specimen collection.