Definitions

1. noun

A medical procedure in which a sample of fluid or tissue is removed from the body for examination, especially a procedure for diagnosing pericardial effusion or other conditions.

“The doctor ordered a centesis to determine the cause of the patient’s severe pain.”

2. verb

To perform a medical procedure of withdrawing fluid or tissue from the body for examination.

“The surgeon will centesis the patient to check for any signs of infection.”