Here: a review of issues related to assessment of patients for suicide risk in the ED -- and an overview of emerging approaches and research that one day will lead to more reliable assessment and interventions based more on science than on art or luck.
Agitation is a spectrum of symptoms . . . it can go all the way from being irritable up to pacing to lashing out to clenched fists to outright violence. Intervention via de-escalation techniques at an early stage is optimal. More in this podcast.