Feature Articles
Diagnosis and Treatment of Tremors
Multiple Sclerosis and Coexisting Health Conditions
NARCOMS Report-Regional Differences in Treatment Status

By Holly Shill, MD–Director, Muhammad Ali Parkinson Center––Movement Disorder Section, Barrow Neurological Institute
Introduction
Tremor is an involuntary, rhythmic, shaking movement of a part or parts of the body (usually hands, lower arms or head). It is produced by alternating contractions of muscles that would normally work against each other (See Figure 1). Although tremor is more [...]

By Ruth Ann Marrie, MD, MS––Mellen Center for MS Treatment and Research, Cleveland Clinic Foundation–CMSC/NARCOMS Research Fellow
Introduction
Multiple sclerosis (MS) is a chronic disease affecting more than 300,000 Americans (Anderson et al., 1992). Having one chronic disease or health problem does not mean that patients with MS cannot have other health problems, such as diabetes or [...]

By Tuula Tyry, PhD, MAED, Narcoms Program and Editorial Manager–Barrow Neurological Institute, Phoenix, Arizona
Introduction
Diagnosis of MS can be complicated as there is no single, conclusive test for a clinician to use. Introduction of MRI techniques and the McDonald criteria have streamlined the diagnostic process, but it can still take several years before a suspected disease [...]