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. 2023 Jun 16;18(2):327–332. doi: 10.1055/s-0042-1748788

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Asian Congress of Neurological Surgeons. This is an open access article published by Thieme under the terms of the Creative Commons Attribution-NonDerivative-NonCommercial License, permitting copying and reproduction so long as the original work is given appropriate credit. Contents may not be used for commercial purposes, or adapted, remixed, transformed or built upon. ( https://creativecommons.org/licenses/by-nc-nd/4.0/ )

This is an open-access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivatives License, which permits unrestricted reproduction and distribution, for non-commercial purposes only; and use and reproduction, but not distribution, of adapted material for non-commercial purposes only, provided the original work is properly cited.

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Fig. 3 — Intraoperative radiological images ( A–D : left transpedicular drainage, E–H : right transpedicular drainage). ( A ) An 8G bone marrow biopsy needle is set in the center of the left pedicle of T8. ( B ) A catheter is transpedicularly introduced through a guidewire. ( C, D ) A catheter is placed in the left paravertebral abscess cavity ( C , anterior posterior projection and D , lateral projection). ( E ): An 8G bone marrow biopsy needle is set in the cranial margin of the right pedicle of T7. ( F ) An 8G bone marrow biopsy needle was introduced in the direction of the inferior margin of the T7 vertebral body. ( G, H ) A catheter is placed in the right paravertebral abscess cavity ( G : anterior posterior projection, H : lateral projection). Postoperative three-dimensional reconstructed computed tomography images demonstrating the placement of bilateral drainage catheters in the paravertebral abscess cavity ( I–K ).