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Header of akinesia


Definition of the noun akinesia

What does akinesia mean as a name of something?

noun - plural: akinesias

  1. motionlessness attributable to a temporary paralysis
    • lexical domain: States - nouns denoting stable states of affairs
    • synonym of akinesia: akinesis
    • more generic words: palsy / paralysis = loss of the ability to move a body part

Alternative definition of the noun akinesia


  1. [medicine] The loss of the ability to control motor muscles


Akinesia is the inability to initiate movement due to difficulty selecting and/or activating motor programs in the central nervous system. Common in severe cases of Parkinson's disease, akinesia is a result of severely diminished dopaminergic cell activity in the direct pathway of movement.

  • also known as Without motion, Loss of motion

Printed dictionaries and other books with definitions for Akinesia

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Google previewMotor Areas of the Cerebral Cortex (2008)

by CIBA Foundation Symposium

Calne: Clinically, akinesia is the most problematic issue, but the extrapyramidal diseases were initially defined in terms of involuntary, additional and unwanted movements,

Akinesia is a fundamental abnormality of all basal ganglia disease .

Google previewPathology for the Physical Therapist Assistant (2016)

by Catherine C. Goodman, Kenda S. Fuller

Akinesia is a disorder of movement initiation and is seen in parkinsonism as a paucity of natural and automatic...

Google previewA Dictionary of Neurological Signs (2006)

by A. J. Larner

Akinesia Akinesia is an inability to initiate voluntary movements.

Neuroanatomically, akinesia is a feature of disorders affecting: Frontal- subcortical structures (e.g., the medial convexity subtype of frontal lobe syndrome ) Basal ...

Google previewEncyclopedia of the Neurological Sciences (2014)

Akinesia means lack of movement, and it encompasses a variety of motor deficits, including delayed motor initiative; slow...

However, although akinesia is the most common feature in Parkinson's disease, it is also the most difficult symptom for ...

Google previewFunctional and Stereotactic Neurosurgery (2012)

by E.I. Kandel

Akinetic Type Akinesia is a peculiar motor disorder characterized by a marked decrease in the speed of active (purposeful) movements (Chapter 2, Section, 5). Charcot (1876a) noted that in a number of patients undoubtedly suffering from ...

Google previewEncyclopedia of Behavioral Neuroscience (2010)

Body Scheme Representation Parkinsonian akinesia is a symptom in which patients suffering from a loss of ...

Google previewThe Basal Ganglia VII (2002)

by International Basal Ganglia Society. Symposium, Louise F.B. Nicholson, Richard L.M. Faull

INTRODUCTION Akinesia is the difficulty or failure to execute a willed movement (Agid, 1991). It is one of the main feature of Parkison's motor syndrom. It was assumed that it finds its origin in a hyperactivity of the neurons of the globus pallidus ...

Google previewParkinson's Disease (2004)

by Ronald F. Pfeiffer, Zbigniew K. Wszolek, Manuchair Ebadi

Akinesia refers to failure of willed movement to occur. There are two possible reasons for the absence of expected movement. One is that the movement is so slow (and small) that it cannot be seen. A second is that the time needed to initiate ...

Google previewThe Chronic Psychiatric Patient in the Community (2012)

Principles of Treatment by R.D. Budson, I. Barofsky

Akinesia is an important indication for not routinely stopping antiparkinsonian drugs in Schizophrenic patients, even for those on them for more than 6 months, as DiMascio and others have recommended.” Thus patients being weaned off ...

Google previewMental Disorders, Medications, and Clinical Social Work (2012)

by Sonia G. Austrian

Akinesia is a state of reduced voluntary, spontaneous movement, such as arm swinging or crossing one's legs. There are few spontaneous facial expressions, and walking may appear rigid. Other symptoms are similar to the negative ...

Google previewAtypical Parkinsonian Disorders (2007)

Clinical and Research Aspects by Irene Litvan

Akinesia is a general term that is frequently used inappropriately, and does in fact include several symptoms: akinesia per se, which means delayed initiation of movement (increased reaction time); bradykinesia (slowness of movement); ...

Google previewWhat Every Patient, Family, Friend, and Caregiver Needs to Know About Psychiatry (2008)

by Richard W. Roukema

Akinesia is a limitation in the movements of the arms and legs while walking, and a partial loss of facial expression. 2.

Google previewBrocklehurst's Textbook of Geriatric Medicine and Gerontology (2010)

by Howard M. Fillit, Kenneth Rockwood, Kenneth Woodhouse

MOTOR FEATURES Akinesia is the central motor abnormality in PD that refers to a lack of ...

Google previewPhacoemulsification and Intraocular Lens Implantation (2017)

Mastering Techniques and Complications in Cataract Surgery by William J. Fishkind

Transient and reversible akinesia is the hallmark of most injectable anesthesia. Many operators use this as the end point to determine the appropriateness of the block. The introduction of ropivacaine 1% as an agent for injection has been ...

Google previewClinical Neuropsychology (2003)

by Kenneth M. Heilman James E. Rooks Jr. Distinguished Professor of Neurology and Clinical and Health Psychology, Chair of the Department of Neurology Residency Program University of Florida College of Medicine Edward Valenstein William L. and Janice M. Neely Professors of Neurology, Gainesville

In the following sections, we will discuss four types or action-intentional disorder: akinesia, motor extinction, hypokinesia, and motor impersistence. Akinesia Definitions. Akinesia is a failure of initiation of movement that cannot be attributed to ...

Google previewUnderstanding Pathophysiology (2015)

by Sue E. Huether, Kathryn L. McCance

Akinesia is a decrease in voluntary and associated movements. It is related to dysfunction of the extrapyramidal system and caused by either a deficiency of dopamine or a defect of the postsynaptic dopamine receptors, which occurs in ...

Google previewComplications in Phacoemulsification (2011)

Avoidance, Recognition, and Management by William J. Fishkind

Transient and reversible akinesia is the hallmark of most injectible anesthesia. Many surgeons use this as the end point to determine the adequacy of the block. Recently, the introduction of ropivacaine 1% as an agent for injection has been ...

Google previewPathology (2013)

Implications for the Physical Therapist by Catherine C. Goodman, Kenda S. Fuller

Akinesia is a disorder of movement initiation and is seen in parkinsonism as a paucity of natural and automatic...

Google previewNetter's Neurology (2011)

by H. Royden Jones, Jr. Jr., Jayashri Srinivasan, Gregory J. Allam, Richard A. Baker

Bradykinesia, the most disabling PD symptom, is a decreased ability to initiate movement (akinesia is the extreme manifestation). This may affect multiple functions, particularly fine motor tasks such as buttoning a shirt or handwriting, the latter ...

Google previewColour Atlas of First Pass Functional Imaging of the Heart (2012)

by N. Schad

Segmental akinesia is a common sign in transmural infarction and dyskinesia can be encountered at the centre of the infarcted zone (see Chapter 6). Thus, some structural and functional diagnostic elements may also apply to transmural ...

Google previewMedication-Induced Movement Disorders (2015)

by Joseph H. Friedman

Akinesia refers to the reduction in spontaneous movements that are typically part of the syndrome. Patients blink less than others, producing a “staring” expression, which may lead, paradoxically, to tearing, when the underlying problem is dry ...

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Quotes about Akinesia

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Scrabble value of A1K5I1N1E1S1I1A1

The value of this 8-letter word is 12 points, but it's not an accepted word in the Official Scrabble Players Dictionary.

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