Table 1 Diagnostic work-up
Imaging | Brain MRI | Pituitary adenoma |
Spinal MRI | Cervical osteoarthritis and thoraco-lumbar discopathy without stenosis | |
EMG | Continuous rhythmic motor unit activity within the axial muscles | |
EEG | No epileptic activity | |
CSF | Normal | |
Laboratory tests | CRP | 39 mg/L |
CPK | 74,410 U/L | |
CrCl | 14 ml/min | |
HIV | Negative | |
ANA | Negative | |
ANCA | Negative | |
Anti-double-stranded DNA AB | Negative | |
Antibody to extractable nuclear antigens | Negative | |
ASMA | Negative | |
AAA | Negative | |
Anti-GBM Antibody | Negative | |
Paraneoplastic syndromes | Negative | |
Complement C3 and C4 | Negative | |
Mycoplasma | Negative | |
Influenza | Negative | |
Enterovirus | Negative | |
Adenovirus | Negative | |
Borrelia Burgdorferi | Negative | |
Cytomegalovirus | Negative | |
Cardiolipine antibody | Negative | |
Lupus anticoagulant | Negative | |
Thyroid function | Normal | |
Paraneoplastic neurological antibodies (anti-Amphiphysin, anti-Hu, anti-Yo, anti-CV2, anti-Ri, anti-Ma2/Ta, anti-Sox1, anti-Titin) | Negative | |
GAD65 | 95 | |