Full blood count |
Urea, electrolytes, creatinine, glucose |
Liver function tests |
Urinalysis |
Complement levels: C3/C4 |
ANA, anti-DNA, anti-ENA antibodies |
Antiphospholipid antibody, lupus anticoagulant, thrombophilia screen, cryoglobulins |
CSF: cells, protein, glucose, oligoclonal bands, culture |
MRI brain and/or spine with gadolinium |
EEG |
Other tests when indicated: CT brain, echocardiogram, MR angiography, catheter angiography, SPECT, PET |
ANA, antinuclear antibodies; ENA, extractable nuclear antibodies; PET, positron emission tomography; SPECT, single photon emission computed tomography.