Purpose
The examination by centesis is conducted under the ultrasound scan, while the patient maintains a prone or supine position, and uses a special needle to cut a small slice of tissue for pathological examination.
Post-Biopsy Instructions
- The patient shall follow the physician’s order for meals after returning to the ward.
 - After the biopsy, lie flat and pressurize with a sandbag for ______ hours (by physician’s order) to prevent bleeding.
 - During bed rest, do not get out of bed and go to the bathroom. Use a bedpan or urinal instead so as to decrease the likelihood of bleeding from puncture site.
 - In case of wound exudate from the dressing, please inform the medical staff of the ward immediately.
 - In 24 hours after the biopsy, please dampen the gauze and adhesive tape with water and gently remove from the wound.
 - If you experience any discomfort such as dizziness, increased heartbeat, pale face, and ache, please inform the medical staff immediately.
 
 
