arthrocentesis

Học thuật
Thân thiện
arthrocentesis

A doctor performs an arthrocentesis on a patient's knee.

Definition
  1. Noun:
    • A medical procedure involving the removal of fluid from a joint by centesis: "Arthrocentesis" refers specifically to the puncture of a joint capsule with a needle to aspirate (withdraw) synovial fluid for diagnostic or therapeutic purposes.
Usage
  • As a subject of a sentence:
    • Arthrocentesis is a common diagnostic tool for evaluating joint pain and swelling.
  • As an object of a verb:
    • The rheumatologist performed an arthrocentesis on the patient's swollen knee.
  • With a preposition:
    • Fluid obtained during arthrocentesis is sent to the laboratory for analysis.
Examples
  • The diagnosis of gout was confirmed after crystal analysis of the fluid from the .
  • provided immediate pain relief by reducing pressure within the inflamed joint.
  • Ultrasound guidance is sometimes used to improve the accuracy and safety of .
Advanced Usage
  • Therapeutic vs. Diagnostic Arthrocentesis: The procedure can be performed to relieve pressure (therapeutic) or to obtain a fluid sample for testing (diagnostic).
    • Therapeutic arthrocentesis quickly alleviated the patient's discomfort.
  • Image-Guided Arthrocentesis: Refers to performing the procedure with the aid of ultrasound or fluoroscopy for precision.
    • For small or difficult-to-access joints, image-guided arthrocentesis is the standard of care.
Variants and Related Words
  • Centesis (n): A general term for a surgical puncture to remove fluid from a body cavity (e.g., amniocentesis, thoracentesis).
  • Arthrocenteses (n): The plural form of arthrocentesis.
  • Synovial Fluid Analysis (n): The laboratory examination of the fluid extracted via arthrocentesis.
  • Joint Aspiration (n): A common synonym for arthrocentesis.
Synonyms
  • Joint aspiration: The most common direct synonym.
  • Joint tap: An informal term used in clinical settings.
Related Phrases / Collocations
  • To perform an arthrocentesis: To carry out the procedure.
    • The doctor will perform an arthrocentesis in the clinic.
  • To undergo arthrocentesis: To have the procedure done to oneself.
    • The athlete had to undergo arthrocentesis to drain the effusion.
  • Arthrocentesis needle: The specific medical instrument used.
  • Arthrocentesis fluid: The synovial fluid that is withdrawn.
arthrocentesis

A doctor performs an arthrocentesis on a patient's knee.

Noun
  1. removal of fluid from a joint by centesis