Instrumentation Sanjeev D. Nandedkar Introduction The primary function of an electromyograph is to record, amplify, and display a low-amplitude neurophysiologic signal in the presence of high-amplitude ambient noise and interference….
Basic Nerve Conduction Techniques Robert J. Weber Margaret Turk Introduction Nerve conduction studies (NCS) are the backbone of the electrodiagnostic evaluation. NCS are the most objective of the routine measures…
Electrophysiology Jun Kimura Electrical Properties of Nerve and Muscle The same basic membrane physiology applies to both nerve and muscle, although different anatomic substrates subserve propagation of electrical impulses. The…
The Essentials of the Needle EMG Exam Vivek Kadyan Ernest W. Johnson Denise L. Davis Why Request an EMG? An electromyographic (EMG) examination is a functional evaluation of the motor…
Anatomy for the Electromyographer Denise L. Davis Ernest W. Johnson Introduction Have an anatomy text nearby! This textbook does not replace it. Know where things are in the anatomy text….
Parkinsonian Movement Disorders Edwardm C. Lauterbach I. Hypokinesias: The Parkinsonisms A. Classification of hypokinetic parkinsonian disorders Movement disorders present as hypokinesias and hyperkinesias. Hypokinesias are syndromes of reduced movement and…
Rational Approach to Brain Imaging and Electrophysiology Robin A. Hurley Nash N. Boutros Katherine H. Taber Background The first step in the evaluation of a patient with a neuropsychiatric disorder…
Forensic Neuropsychiatry* James R. Merikangas I. Definition Forensic neuropsychiatry is a subspecialty that applies to legal issues, a scientific and clinical understanding of the behavioral manifestations of brain disease. II….
Agitation and Aggression* Jonathan M. Silver Stuart C. Yudofsky Karen E. Anderson Background Consistent with the biopsychosocial model of understanding human emotions and behavior, agitation, aggression, and violence are most…
Intellectual Disabilities of Developmental Onset Alya Reeve I. Background and Definition Intellectual disability (ID) is an impairment of cognitive function formerly known by many different names including mental deficiency, mental…
