This text reviews basic principles of diagnostic techniques particularly important in clinical evaluation and utilizes a series of concise tables and brief descriptions to guide the choice of appropriate diagnostic tests. In particular this text focuses on lumbar puncture, ultrasound evaluation of cerebrovascular disease, CT and MRL in neuroradiology, electrophysiologic tests EMG evoked potentials EEG, biochemical testing for hereditary metabolic disease, pathologic techniques and tissue biopsy and neurologic emergencies and common neurologic syndromes. It should be of interest to residents in general medicine, neurology, psychiatry and physiotherapists in training.
