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Centesis
Centesis - VTT 226
Question | Answer |
---|---|
What is centesis? | The act of puncturing a body cavity or organ, in order to draw out fluid or air. |
Supplies? | 18-22g needle. Usually 1-2" long. 3mL syringe for "quick peek", 12-60mL for draining. Collection tubes (LTT, RTT), slides, 3-way stop cock, waste bowl |
Indications for Thoracocentesis? | Air or fluid is present in the pleural space, causing the lungs to not expand completely. |
Abdominocentesis location? | 5-10cm area between the umbilicus and the bladder (or where the DVM has indicated). |
Thoracocentesis location? | Between the 7th and 9th ribs |
What's so great about cystocentesis? | Best way to collect a fresh, sterile sample for analysis and bacterial culture |
Supplies for cystocentesis? | 22g x 1 1/2" needle, 6-12mL syringe, alcohol |
How do you perform a cystocentesis? | Isolate the bladder with non-dominant hand. Use the ventral mid-line as a reference. In male dogs, divert the prepuce and penis laterally. |
Types of centesis? | Abdominocentesis, Thoracocentesis, Cystocentesis, Pericardiocentesis, Arthrocentesis |
What is a pericardiocentesis? | Relieve build up of fluid in the pericardial sac. Done on left side, between 4th and 5th rib. |
What is collected in arthrocentesis? | Synovial fluid from a joint |