1. (A, B) The paraspinous approach to the sympathetic trunk
(A, B) The paraspinous approach to the sympathetic trunk. As the needle passes through the costotransverse ligament it will travel a further 1.5 cm before reaching the sympathetic trunk. (Note that a needle inserted at T3 will pass above the sympathetic ganglion, being “hidden” by the head of the rib. (Reproduced with permission of the Cleveland Clinic.)
Source: Thoracic (T2-3) Ganglion Block, Atlas of Pain Medicine Procedures
Citation: Diwan S, Staats PS. Atlas of Pain Medicine Procedures; 2015 Available at: Accessed: October 19, 2017
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