Home
Up

The CD57 Test

Critical update 2nd December 2010

We now know we are specifically interested in

CD3- CD57+ NK cells 

Please note there are also CD57+ T cells but these are helper cells

Normal CD57 NK cell count is >180

>120 as treatment ends has a good prognosis

20-60 chronic Lyme disease

<20 severe illness

This data is quoted form the following presentation

LYME DISEASE THE NUTS & BOLTS 
BY JOSEPH T. BURRASCANO, JR, MD 
presented July 2010 in DePere, WISCONSIN 
CD-57 COUNT (Natural Killer Cells) Low counts seen in Chronic Lyme when the infection has been active > 1 year 
Reflects degree of infection 
CAN BE A SCREENING TEST! 
Predicts a relapse if low when antibiotics end 
Must use method of LabCorp (normal is >180) 
<20- severe illness 20-60- most common result in chronic patients >60- Lyme activity minimal 
>120- Relapse NOT likely after treatment ends