“…Compression with a sonographic probe for 20 minutes in three patients was unsuccessful. Injection of thrombin under sonographic control was also carried out, and despite a relatively high success rate (86%), the risk of serious complications was also confirmed, especially the thrombosis of the a. brachialis, which required urgent surgical intervention (20,21,22). Therefore, these methods cannot be used as the first line of PSA of a. radialis therapy in the future.…”