Neupsy Key

9 TICS DEFINITION A tic is an involuntary movement or vocalization that is usually of sudden onset, brief, repetitive, and stereotyped, but nonrhythmic. Tics frequently imitate normal behavior, often occurring…

7 MYOCLONUS DESCRIPTION       Sudden, brief, shocklike, involuntary movements result from brief contractions (or lapse in contractions) of a muscle or group of muscles.1       When the movement results from a contraction…

8 ATAXIA Ataxia is characterized by “unsteadiness” or “clumsiness,” which can result from lesions at multiple levels of the neuraxis. Ataxic disorders affect primarily movement, coordination, gait, and balance, and…

13 PSYCHIATRIC ISSUES IN HUNTINGTON’S DISEASE INTRODUCTION       Huntington’s disease (HD) is a neuropsychiatric disorder characterized by impairments in movement, emotional regulation, and cognitive functioning.       Psychiatric disorders are a frequently encountered…

15 APPROACH TO CONVERSION DISORDER APPROACH TO THE PATIENT WITH CONVERSION DISORDER       Patients with medically unexplained symptoms account for a significant proportion of neurological consultations.1       Such symptoms may include abnormal…

14 PSYCHIATRIC ISSUES IN TOURETTE SYNDROME INTRODUCTION       Tourette syndrome (TS) is considered to be a neuropsychiatric illness. Studies have shown that up to 88% of individuals display psychiatric comorbidity or…

1 THE BODY LANGUAGE OF MOVEMENT DISORDERS Movement is controlled by a highly evolved and sophisticated system of interacting circuits in the nervous system that allow human thought to be…

2 TREMORS Tremor is defined as a rhythmic, involuntary, oscillating movement of a body part occurring in isolation or as part of a clinical syndrome. In clinical practice, characterization of…

11 THE PSYCHIATRIC ASSESSMENT INTRODUCTION       Psychiatric disorders are frequently encountered in patients with movement disorders and often mask or exacerbate neurological complaints.       Conducting a psychiatric interview can be a daunting…