Is young adult stimulant users ' increased striatal activation during uncertainty related to impulsivity?
These results are consistent with the idea that young adults who have used stimulants find uncertainty particularly salient, due in part to preexisting differences in impulsivity, and may be subject to more "action pressure" when making decisions under uncertainty. This neural and personality profile may constitute a marker for increased risk of stimulant use.
In patients undergoing calf perforator interruption for chronic venous insufficiency, SEPS is associated with significantly less morbidity and a shorter hospital stay than Linton's procedure. SEPS can be performed safely at the same time as skin grafting and in the presence of an open ulcer without any increase in wound complications.