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Published on: August 11, 2023
Coaxial technique for CT-guided biopsy of deep retroperitoneal lymph nodes
1Department of Radiology, University of California, San Francisco.
Abstract:
Computed tomographic (CT)-guided fine needle biopsy of retroperitoneal lymph nodes in very obese patients may be technically difficult. A simplified coaxial method of needle insertion similar to the method used for coaxial lung biopsy techniques is described.

