Trauma patients commonly have antithrombin III deficiency, which has been hypothesized to predispose this cohort to greater rates of VTE12,13 and, more recently, suggested to play a role in thrombohemorrhagic complications among trauma patients.14 In this study, we examined the changes in antithrombin III levels among our trauma cohort and the association of these changes with certain outcomes. Here, SERPINC1 is linked to hyperinsulinemic hypoglycemia, familial, 4.