https://www.selleckchem.com/pr....oducts/Fedratinib-SA
ependent prognostic factor for 2-year PFS. However, further prospective studies are needed to confirm our results. Thoracic nerve root (TNR) block is performed primarily under computed tomography or X-ray fluoroscopy but is associated with radiation exposure. Ultrasound requires no radiation and distinguishes vessels, nerves, pleura, and other tissues. Few reports of ultrasound-guided TNR (US-TNR) block have been described, and the puncture end point has not been clearly defined. Herein, we evaluated the feasibilit