areflexia

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Thân thiện
Definition

Noun: - Absence of a reflex; a sign of possible nerve damage: Areflexia is a medical condition characterized by the lack or absence of normal reflex responses, such as the knee-jerk reaction. This is typically a clinical sign indicating potential dysfunction or damage within the nervous system.

Usage
  • Areflexia is used as a medical term, primarily in clinical and diagnostic contexts to describe a specific neurological finding.
  • It is often discussed in relation to specific conditions, such as Guillain-Barré syndrome, spinal cord injuries, or other neuropathies.
Examples
  • The patient's areflexia in the lower limbs was a key finding in the neurological examination.
  • Persistent areflexia can be an indicator of significant peripheral nerve damage.
  • The doctor noted the areflexia and ordered further tests to determine the cause.
Advanced Usage
  • "Generalized areflexia": Refers to the absence of reflexes throughout the entire body, often associated with severe neurological conditions.
  • "Segmental areflexia": Describes the absence of reflexes in a specific region or segment of the body, which can help localize the site of nerve damage.
Variants and Related Words
  • Reflex (n): An automatic and involuntary response to a stimulus.
  • Hyporeflexia (n): A condition of diminished or below-normal reflex responses, which is less severe than complete areflexia.
  • Hyperreflexia (n): A condition of overactive or exaggerated reflex responses.
Synonyms
  • Absent reflexes: A more descriptive, non-technical phrase for areflexia.
  • Reflex loss: Another descriptive term indicating the absence of reflex activity.
Antonyms
  • Normoreflexia (n): The presence of normal reflex responses.
  • Hyperreflexia (n): Exaggerated reflex responses.
Noun
  1. absence of a reflex; a sign of possible nerve damage