How to do lung biopsy

The main steps of puncture under CT positioning are as follows. First make the breasts

CT scan, measure the size, density of the mass and the shortest linear distance to the skin, mark the number of beds, and mark the puncture point on the skin. Then disinfect the skin at the puncture site, spread a small hole towel, and anesthetize the puncture site with

18G disposable biopsy needle or semi-automatic biopsy gun, through the skin, subcutaneous tissue, intercostal muscles and pleura to puncture the lung mass, during which multiple scans are required, adjust the direction and depth of the puncture needle, until the tip of the puncture needle enters the mass At the edge of the body, the patient is asked to hold his breath, activate the puncture needle, quickly withdraw the puncture needle, and send the tissue out for medical examination.

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