akinesia


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akinesia

 [a″ki-ne´zhah]
1. absence or loss of the power of voluntary movement.
2. the temporary paralysis of a muscle by the injection of procaine.
akinesia al´gera a condition characterized by generalized pain associated with movement of any kind.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

a·ki·ne·si·a

(ā-ki-nē'sē-ă, ā-kī-),
1. Absence or loss of the power of voluntary movement, due to an extrapyramidal disorder.
2. Obsolete term denoting the postsystolic interval of rest of the heart.
3. Absence of either inward or outward (dyskinesia) movement of a ventricular region during systole.
4. A neurosis accompanied by paretic symptoms.
Synonym(s): akinesis
[G. a- priv. + kinēsis, movement]
Farlex Partner Medical Dictionary © Farlex 2012

akinesia

(ā′kə-nē′zhə, -kī-)
n.
Loss of normal motor function, resulting in impaired muscle movement.

a′ki·net′ic (-nĕt′ĭk) adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

akinesia

Neurology Absent or decreased voluntary movement.
Pharmacology Temporary paralysis of a muscle by procaine injection.
Psychiatry Hysterical paralysis, see there.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

akinesia

Neurology Absent or ↓ voluntary movement Pharmacology Temporary paralysis of a muscle by procaine injection Psychiatry Hysterical paralysis, see there.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

a·ki·ne·si·a

(ā'ki-nē'sē-ă)
Absence or loss of the power of voluntary movement due to an extrapyramidal disorder.
[G. a- priv. + kinēsis, movement]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

akinesia

Loss of the power of voluntary movement. Paralysis of the motor function.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

Akinesia

A loss of the ability to move; freezing in place.
Mentioned in: Parkinson Disease
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.

a·ki·ne·si·a

, akinesis (ā'ki-nē'sē-ă, -nē'sis)
Absence or loss of the power of voluntary movement, due to an extrapyramidal disorder.
[G. a- priv. + kinēsis, movement]
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
Caption: Figure 6: Short-term and long-term effects of DBS with uni- and bipolar electrodes on akinesia as measured by the initiation time of the first adjusting step of the contralateral forepaw in the stepping test.
Crisis is characterized by muscle rigidity, akinesia, tremor, hyperpyrexia and mental status changes.[2,8] Patient teaching is important to ensure that patients understand that medications will continue to be required.
MMSE, disease duration, Hoehn-Yahr scale, history of falls, UPDRS3 total score, tremor, rigidity, diadochokinesis, walking, and akinesia were not included as significant factors for the absolute value of total DEA.
For the companion terms akinesia and hypokinesia, see below Rest tremor Rigidity Asymmetric 4/6 Hz moderate amplitude tremor, which usually involves the thumb (pill/rolling tremor).
However, another study failed to demonstrate a significant relationship between hippocampal norepinephrine levels, another biomarker of neuroendocrine-mediated stress responses, and stress-induced akinesia [61], suggesting additional research is needed in order to fully elucidate the role the neuroendocrine system plays in biological mechanisms and symptom outcomes of psychological stress in PD.
Table 7: Akinesia (Ocular Movements) during Surgery Akinesia Grade Group I Group II Total No.
In our study out of 43 patients with IWMI, Regional Wall Motion Abnormality (RWMA) suggestive of ischaemia was observed in the form of Hypokinesia (81.40%) and Akinesia (6.98%) in the corresponding segments of LV by 2D Echo.
First dyssynchrony, (difference of time with the adjacent segments), then, hypokinesia (decrease in the amount of contraction), then akinesia (completely dysfunctional segments) and finally paradoxical movement dyskinesia develop in the ischemic area of the heart.
As examples, patients with PD that also experience insomnia should be treated based on the defined etiology (e.g., akinesia and drugs), whereas EDS often occurs secondarily as a symptom of another sleep disorder and can be treated with drugs, surgery, and/or increased nocturnal sleep.
When given systemically in a preclinical model of Parkinson's disease, they reach the brain and relieve motor symptoms, including rigidity and akinesia or a freezing of certain motor muscles.
The classically established symptoms are involuntary movements including tremor, chorea, ballism, athetosis and dystonia; muscular rigidity; hypotonia; disturbances in standing equilibrium; gait; speech; and akinesia (lack of natural movement in daily living).