By M. S. Jespersen, P. Jaeger, K. L. Ægidius, M. L. Fabritius, P. Duch, I. Rye, A. Afshari and C. S. Meyhoff
This paper aimed to investigate the effect of SPG block with local anesthetic compared with placebo on pain scores and rescue procedures in patients with PDPH, the primary outcome being pain intensity in the upright position 30 min after the block.