Psych Vivas · Emergency psychiatry — violence risk
Violence risk assessment — structured clinical viva
Fellowship viva covering DASA imminence, command hallucinations, SPJ formulation, dual diagnosis, least-restrictive care, and anti-stigma epidemiology framing.
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Target exams
Interpretation
Reveal interpretation
This is an imminent inpatient violence problem layered on chronic static risk. Rising DASA flags short-horizon aggression risk and should change staffing, observation, and intervention today — not wait for a weekly SPJ meeting.[1]
Command hallucinations: associate with violence risk in clinical samples but compliance is not automatic. Assess content (harm to named nurse), voice authority, affect, past compliance (prior staff assaults), and current resistance; increase observation and treat psychosis aggressively.[2]
Static vs dynamic: static — schizophrenia, prior staff assaults, male sex/context. Dynamic — rising DASA, command content with named target, possible ongoing substance effects, partial insight, non-adherence fears. Protective — on ward in treatment, some insight, staff awareness.[3]
Management: nurse safety (do not assign target nurse alone), search environment, observation level up, de-escalation, treat psychosis and rule out akathisia, substance work-up, PRN per protocol, seclusion last resort. Document scenario: risk of assault to nurse X in next hours if commands and agitation unchecked; plan Y; review time Z.[1][5]
Anti-stigma framing: schizophrenia elevates relative odds of violence in meta-analysis but most patients are never violent; here risk is driven by specific dynamic factors and history, not diagnosis as destiny.[4]
Least restrictive: intensify observation and treatment before restraint; use legal detention already in place proportionately; plan step-down when dynamic factors fall.[5]
Key points
[1] [2] [5]References
- [1]Ogloff JR, Daffern M The dynamic appraisal of situational aggression: an instrument to assess risk for imminent aggression in psychiatric inpatients Behav Sci Law, 2006.PMID 17171770
- [2]McNiel DE, Eisner JP, Binder RL The relationship between command hallucinations and violence Psychiatr Serv, 2000.PMID 11013329
- [3]Witt K, van Dorn R, Fazel S Risk factors for violence in psychosis: systematic review and meta-regression analysis of 110 studies PLoS One, 2013.PMID 23418482
- [4]Fazel S, Gulati G, Linsell L, et al. Schizophrenia and violence: systematic review and meta-analysis PLoS Med, 2009.PMID 19668362
- [5]Buchanan A Risk of violence by psychiatric patients: beyond the "actuarial versus clinical" assessment debate Psychiatr Serv, 2008.PMID 18245161