Always | If indicated | Never | |||
Interview | 18 | 0 | 0 | ||
Physical examination | 16 | 1 | 1 | ||
Neurological examination | 15 | 3 | 0 | ||
Psychological tests | 14 | 4 | 0 | ||
Laboratory | 7 | 11 | 0 | ||
CT/MRI | 5 | 12 | 1 | ||
EEG | 5 | 9 | 4 | ||
ENMG | 3 | 11 | 4 | ||
Evoked potentials | 2 | 11 | 5 | ||
Other | rCBF (1) | SPECT/PET (1) | |||
SPECT (1) | Biomonitoring (1) |
CT/MRI=computed tomography/magnetic resonance immagimg; EEG=electroencephalogram; ENMG=electroneuromyography; RCBF=regional cerebral blood flow; SPECT=single photon emission computed tomography; PET=positron emission tomography.