Table 2.

Estimates of B. burgdorferi cell count in various clinical sample types.

Sample Type	Range	Reference
Plasma	<20 to >4000 cells/mL	[49]
Urine	<50 to >5000 cells/mL	[50]
Synovial Fluid	20 to 41,000 cells/mL	[51]
Skin Biopsy	10 to 11,000 cells per 2 mm	[52]
Cerebral Spinal Fluid	63 cells/mL	[51]