Psych Flashcards
When is postpartum psychosis?
Within 2 weeks of childbirth
Most often seen in those with bipolar disorder
Acute stress disorder timeline
Within 1 month of traumatic event
Adjustment disorder timeline
Starts within 3 months of stressor, ends within 6 months of stressor ending
Delusional disorder definition
> =1 month delusions without other psychotic or mood symptoms
Vascular dementia strategic stroke locations
Medial frontal, medial temporal, thalamus
Malignant catatonia
Autonomic instability (like NMS) but with posturing and waxy flexibility
How long to continue antidepressant in MDD?
Single episode: continuation-phase treatment for additional 6 months after symptoms controlled
> =2 episodes, persistent residual symptoms: maintenance treatment for 1-3 years
> =3 episodes, chronic episodes (>=2yr), strong FHx, or severe: maintenance indefinitely
Bipolar II vs borderline personality disorder: timeframe
Bipolar II: discrete periods lasting weeks
Personality disorder: labile mood states that last hours-days; lifelong pattern of identity disturbance
Bipolar major depression - treatment
Lurasidone or quetiapine (2nd-generation anti-psychotics)
Alternatives:
Lithium, valproate, lamotrigine, or olanzapine + fluoxetine
Medications to avoid with bipolar disorder
Antidepressant monotherapy - if necessary, use in combination with mood stabilizers (e.g. lithium, valproate, 2nd gen antipsychotics)
Borderline personality disorder - firstline treatment
Dialectical behavior therapy
Schizoid personality disorder
Lifelong pattern of behavior characterized by lack of desire for and detachment from social relationships and restricted emotions
Sleepwalking
Sleep terrors
REM sleep behavior disorder
Nightmare disorder
Sleepwalking and sleep terrors are during slow-wave (N3), non-REM sleep; longer period of confusion before becoming fully alert, do not recall concurrent dreams
REM sleep behavior disorder occurs in latter half, awakened easily and alert and oriented, in older adult men and may be sign of neurodegeneration and possible later onset of Parkinson or dementia with Lewy bodies
Nightmare is vivid recall of disturbing dream content without motor activity
Depersonalization/derealization disorder
Dissociative amnesia
Dissociative identity disorder
Depersonalization/derealization: intact autobiographical memory but feelings of unreality/detachment
Dissociative amnesia: typically sudden and preceded by overwhelming or intolerable events; localized amnesia for particular event or generalized for personal identity and history
Dissociative identity disorder: requires >=2 distinct personality states; associated with severe trauma/abuse
PTSD length
> 1 month (vs acute stress disorder, which is >=3d and <=1 month
Dialectical behavioral therapy
Borderline personality disorder
Improves emotion regulation, distress tolerance, mindfulness
Decreases self-harm; builds skills
Psychodynamic therapy
For higher functioning patients; personality disorders
Builds insight into unconscious conflicts and past relationships
When is electroconvulsive therapy used for MDD with psychotic features?
Rapid response in case of severe suicidality or refusal to eat/drink
Persistent depressive disorder (dysthymia)
> =2 years with >=2 symptoms
No symptom-free period for >2 mo
Specifiers:
with pure dysthymic syndrome - never major depressive episode
with intermittent major depressive episodes
with persistent major depressive episodes (criteria met throughout previous 2 years)
Bulimia nervosa - drug of choice
Fluoxetine
How does somatic symptom disorder differ from illness anxiety disorder?
Significant somatic symptoms, as opposed to concern with the idea of having a serious illness
Dissociative identity disorder - treatment
Long-term, trauma-focused psychotherapy
Difference in auditory hallucinations between dissociative identity disorder and psychotic disorder
DID - voices perceived as inside patient’s head
Psychotic - voices seem from outside of head
How long for schizophrenia diagnosis?
Impaired functioning >=6 mo
Episodes of acute psychosis and negative symptoms