CPSS- Centesis Exam Questions with 100% Verified Answers

CPSS- Centesis Exam Questions with 100% Verified Answers A lateral chest XR can detect effusions _____ - 50mL After advancing catheter into place during a thoracentesis, you want to remove the needle and then what? Why? - Place finger over exposed catheter hub immediately after needle is removed to prevent air from entering pleural cavity An upright PA chest XR can detect effusion _____ - 200 Before pulling out the chest tube, what do you want to make sure to do first? - discontinue the suction maintain a water seal or clamp chest tube "clamping trail" For a thoracentesis, where should the needle NEVER be inserted? - NEVER inferior to the 9th rib For a thoracentesis, you need to IMMEDIATELY stop advancing needle once (_) - pleural fluid enters the syringe How can you recognize and locate the bowel in an US prior to performing a paracentesis? - Bowel will glisten (more than other tissue) and you will be able to see peristalsis. How do you anesthetize the area you are going to perform a thoracentesis or a tube thoracostomy? - Direct needle until it comes in contact with the superior border of ribs (so it contacts the bone) Gently "walk" needle OVER rib (just superior to the rib in order to avoid the neurovascular bundle) Alternate aspirating and injecting anesthetic as advancing needle Sudden loss of resistance= in the cavity How do you create a tunnel for a tube thoracostomy? - By using a long kelly clamp, bluntly dissect over TOP of rib. *Separate the tissue (YOU ARE NOT CUTTING)*. - Advance with clamp closed - Pull back with clamp spread