functional instability

functional instability

Orthopedics A joint instability that exists when neuromuscular deficits lead to repeated episodes of instability, which may occur with/without mechanical instability; FI is associated with impairments in postural control, joint position sense, joint conduction velocity, strength. See Instability. Cf Mechanical instability.
References in periodicals archive ?
Athletes who had reported functional instability of one ankle were included in the CAI group.
The etiology and prevention of functional instability of the foot.
INTRODUCTION: Injury to Anterior Cruciate Ligament (ACL) leading to functional instability of the knee is a common occurrence in young individuals.
This clinical or functional instability appears to be related to a loss of segmental stiffness and of mid-range control of spinal segments during motion resulting in aberrant motion (25).
3) Surgical intervention is considered standard management of ACL rupture in the young, athletic patient with functional instability.
Four diagnostic categories and 8 subcategories in the classification system include (1) a screening category, (2) two pain categories with subcategories for Nociceptive and Neuropathic Pain, (3) a functional evaluation category, Functional Instability, and (4) a category for unknown or poorly defined diagnoses.
4] The patient with functional instability has deficits of ankle control in postural control tasks.
Researchers investigated what contributes to this functional instability of the ankle even after the tissue was already healed completely.
Analysis of the remote consequences of antenatal hypoxia for the status of the cardio-vascular system in children determined the increase of the tonus of sympathetic part of VNS, functional instability and exhausting of the adaptive mechanisms in the children at the early age.
A (Answer) I suspect the dog is really not having a seizure episode but is just reacting to the pain and functional instability of his rear end when trying to rise up.
The contribution of proprioceptive deficits, muscle function, and anatomic laxity to functional instability of the ankle.

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