Definition of paracentesis in English:


Line breaks: para|cen¦tesis
Pronunciation: /ˌparəsɛnˈtiːsɪs

noun (plural paracenteses /-siːz/)

[mass noun] Medicine
  • The perforation of a cavity of the body or of a cyst or similar outgrowth, especially with a hollow needle to remove fluid or gas.
    More example sentences
    • Patients with new-onset ascites or clinical deterioration should undergo paracentesis.
    • A paracentesis done upon admission to the hospital was negative for tumor cells.
    • In patients with cirrhosis, ascites is treated with paracentesis and spironolactone.


late 16th century: via Latin from Greek parakentēsis, from parakentein 'pierce at the side'.

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