but if your tests for Lyme were negative, it wasn't Lyme (borreliosis). Depends on the test. The ELISA test is cheap but extremely unreliable. ELISPOT/LTT seem

but if your tests for Lyme were negative, it wasn't Lyme (borreliosis). Depends on the test. The ELISA test is cheap but extremely unreliable. ELISPOT/LTT seems to be the most reliable antibody test out there, at least for European strains. If the latter also came back negative, the evidence would indeed suggest this wasn't a Lyme infection but something else.