Psych Flashcards
Admissin for suicide if
Plan+ Intention to act on the plan Access to lethal means Recent social stressors Symptoms of a psychiatric disorder
SGA in refractory schizo
Clozapine
Route of antipsychotic administration in severe cases of schizo
IM q 2-4 wk
If schizo with aggression/impulsiveness
Mood stabilizer (Li, valp, carba)
Duration of treatment of schizo
At least 1-2 y after the 1st episode
At least 5 y after multiple episodes
If schizo with anxiety
Add anxiolytics
Schizophreniform
Symptoms for 1-6 mo
Schizoaffective Tx
Antipsychotics
Mood stabilizers
(Antidepressants)
Not to be prescribed in acute psychosis and mania
Antidepressants
Stimulants
Delusional disorder Tx
Psychotherapy
Antipsychotics
Antidepressants
W/U for mood disorders
CBC, TFT, extended lytes, U/A, drug screen
PEx, DHx
+/- CXR, ECG, CT head, neuro consult
Duration of criterion A for schizo
1 mo
Duration of pure psychosis in schizoaffective
2 wk
Duration of criterion A for MDE
2 wk
Duration of criterion A for manic episode
1 wk
Duration of delusion for delusional disorder
1 mo
Disorganized speech in schyzo
Derailment
Incoherence
Speech in mania
Flight if idea
Subjective: thoughts are racing
Hypomanic episode
Change in function is present, but no marked impairment in function
No psychosis
Clinical importance of mixed features in bipolar or depression
Increased risk of suicide
If found in pts with MDD, high index of suspicion for bipolar disorder
Symptom-free interval between depressed episodes for Dx of recurrent depression
2 mo
Parent loss before this age is a RF for depression
11 y/o
Supplement for depression
Zinc
1st line in depression Tx
Sertraline
Escitalopram
Venlafaxin
Mirtazapine
Typical response to anti-depressants
Physical symptoms in 2 wk
Mood/cognition by 4 wk
No/partial response to anti-depressants after 3-4 wk
Optimize dose
No response to dose optimization after 4-8 wk
Switch
Partial response after dose optimization of anti-depressant
Combine or augment
Fastest and most effective treatment for MDD
ECT
Persistent depressive disorder
2 y or more in adults
1 y or more in children/adolescence
St. John’s Wort
Tx of MDD
Postpartum blues
Begins 2-4 d postpartum
Lasts 48 h (up to 10 d)
No Tx
Prevalence 50-80%
MDD with peripartum onset
Prevalence 10% Onset during pregnancy or within 4 wk following delivery Lasts 2-6 mo Residual symptoms can last up to 1 y \+/- psychosis \+/- mania
Tx of peripartum MDD
CBT, IPT
SSRI
ECT
Risk of suicide in bipolar
Greatest when switching from mania to depression
1st line in treating BPII depression
Quetiapine
Treating mania
Li Valp Carba (2nd line) SGA ECT Benzodiazepines ( if acute agitation)
Preventing mania
Li
Valp
Carba
SGA
(Lower dosages)
Treating depression of BP
Li Lurasidone Lamotr Quetiapine Antidepressant(plus mood stabilizer) ECT
Preventing depression in BP
Li Lurasidone Quetiapine Lamotrigine Aripiprazole Valp
Mixed episode,
Rapid cycling
Tx
Li/valp
+SGA (lurasidone, aripiprazole, olanzapune)
Rapid cycling BP
4+ mood episodes in 1 y
Cyclothymia
Numerous episodes of hypomanic/depressive symptoms for 2 y or more.
Not meeting full hypomania or MDE criteria
Tx of cyclothymia
Mood stabilizer +/- psychotherapy
Proven effect in preventing suicide in BP
Li
Vitamin deficiency mimicking anxiety
B12
Routine screening for anxiety
CBC, TFT, lytes, U/A, urine drug screen
+/- ECG, CXR, CT head, neuro consult
Duration of anxiety about panic attack
1 mo or more
Panic disorder Tx
CBT
SSRI/SNRI ( start low, go slow, aim high)
Duration of Tx for panic disorder
12 wk to see full response
Treat for up to 1 y after symptoms resolve
Drugs to avoid in panic disorder
Bupropion
TCA
Duration for agoraphobia Dx
6 mo or more
Duration for GAD Dx
6 mo or more
Lifestyle changes for GAD
Caffeine avoidance
EtOH avoidance
Sleep hygiene
Lifestyle changes for BP
Psychoeducation
Regular check ins
Emergency plan
Stable routine (sleep, meal, exercise)
Lifestyle changes for MDD
Aerobic exercise
Mindfulness
Zinc
GAD Tx
CBT (relaxation technics, mindfulness)
SSRI, SNRI (1st line)
+/- benzod
2nd line for GAD
Buspirone
Bupropion
Not recommended for GAD
BBlocker
Phobia duration for Dx
6 mo or more
Phobia Tx
CBT (exposure therapy, gradually facing feared situations)
SSRI/SNRI
MAOI
BB/benzod in acute situations
More efficacious Tx for phobic disorders
Behavioral therapy
OCD Tx
CBT (exposure with response prevention, challenging underlying beliefs)
SSRI/SNRI (12-16 wk)
Clomipeamine
+/- antipsychotics
Duration for PTSD Dx
1 mo
PTSD Tx
CBT ( emotional regulation techniques, then explore/mourn trauma, challenge dysfunctional beliefs, exposure therapy)
SSRI
Prazocin (nightmares)
Benzod (acute anxiety)
+/- SGA
Eye movement desensitization and reprocessing
Adjustment disorder timing
Starts within 3 mo of the onset of the stressor
Ends within 6 mo of the termination of the stressor
Adjustment disorder Tx
Brief psychotherapy
Benzod (significant anxiety)
Bereavement Tx
Support
Watchful waiting
Education and normalization of the grief process
Grief therapy indications
Those who need additional support
Complex grief/bereavement
Significant MDD
Indications of pharmacotherapy in bereavement
MDD present
PHx of mood disorders
Severe/autonomous symptoms
The most common persistent symptom in normal grief
Lonliness
Delirium w/u
CBC,diff, extended lytes, BUN, Cr, LFT, TFT, U/A, urine S/C, B12, folate, B1, Alb, glucose
+/- ECG, CXR, CT head, EEG, toxicology/heavy metal, VDRL, HIV, LP, B/C
AB causing delirium
Quinolons
CT head in delirium if:
Focal signs Hx of cancer Anticoagulant use Acute change in status Gait change Acute incontinence
MRI indications for delirium:
If suspicion of acute/subacute stroke
Multifocal inflammatory lesions
And negative CT
Delirium pharmacologic Tx
Halopridol
Risperidone
Olanzapune (sedating, less QT prolingation)
Quetiapine (if EPS)
Aripiprazole (may shorten QTc)
Benzod (for alcohol/subs withdrawal delirium)
Cognitive domains
Learning and language Memory Executive Perceptual-motor Complex attention Social cognition
4As of dementia
Amnesia
Aphasia
Agnosia
Apraxia
Mini Cog rapid assessment
3 word immediate recall
Clock drawn to 10 past 11
3 word delayed recall
Alzheimer’s disease main problem
Learning and memory
Frontotemporal degeneration
Language type
Behavioral type
Lewy body disease
Visual hallucination EPS Autonomic impairment Fluctuating No well response to pharmacotherapy
Vascular dementia
Vascular RFs
Focal neurological signs
Abrupt onset
Stepwise progression
Normal pressure hydrocephalus
Abnormal gait
Early incontinence
Rapid progression
Investigation for dementia
CBC, diff, extended lytes, BUN, Cr, LFT, TFT, U/A, Urine C/S, B12, folate, Alb, Glucose
+/- VDRL, HIV, SPECT, CT head
CT head indications in dementia
Focal signs Anticoagulant Hx of cancer Gait problem Acute change in status Acute incontinence Age younger than 60 Rapid onset Duration less than 2 y Recent significant head trauma Unexpected neurological symptoms
Dementia management
Cholinesterase inhibitors (mild-mod)
NMDA receptor anta (mod-sev)
low-dose neuroleptics (behavioral symptoms)
Antidepressants/trazodone (emotional symptoms)
Reassess q 3 mo
Rivastigmine
Cholinesterase inhibitor
Donepezil
Cholinesterase inhibitor
Galantamine
Cholinesterase inhibitor
Memantine
NMDA rec anta
Sleep in dementia
Fragmented at night
Sleep in delirium
Reversed sleep wake cycle
Sleep in depression
Early morning awakening
Reduced Rem latency
Increased REM
reduced slow wave sleep
Speech in dementia
Echolalia
Palilalia
Hallmark of substance abuse
Dependence
The class of substances without withdrawal effect
Hallucinogens
1st thing to consider when approaching a pt with substance abuse
Pt’s current state of change
Legal limit of alcohol level for impaired driving
10.6 mmol/L
50 mg/dL
Reaching legal limit of alcohol for impaired driving in men and women
Men: 2-3 drinks/h
Women: 1-2 drinks/h
Coma with alcohol
> 60 mmol/L (non-tolerant)
>90-120 mmol/L (tolerant)
Alcohol withdrawal time
12-48 h after prolonged drinking
Delirium tremes timing
3-5 d
Alcohol withdrawal Tx
Diazepam PO
Thiamine IM then PO
Supportive
Lorazepam instead of diazepam for alcohol withdrawal if:
Age>65
Severe liver disease
Severe asthma
Respiratory failure
If hallucination in alcohol withdrawal
Halopridol (+ diazepam)
Or SGA
Admission for alcohol withdrawal if
Still in withdrawal after 80 mg diazepam Delirium (tremens) Arrhythmia (recurrent) Seizure (multiple) Medically ill Unsafe to discharge
Wernicke encephalopathy
Oculomotor dysfunction (nystagmus, CN VI palsy)
Gait ataxia
Confusion
Wernicke Tx
Thiamine 100 PO OD x 1-2 wk
Korsakoff’s syndrom
Anterograde amnesia
Confabulation
Persists beyond duration of intixication/withdrawal
Korsakoff Tx
Thiamine 100 PO bid/tid x 3-12 mo
Tx of alcohol use diorder
Naltrexone
Disulfiram (for abstinence)
Acampeoste (maintain abstinence)
Opioid overdose management
ABC
Glucose
Naloxone (drip until alert w/o it up to > 48 h)
Observe at least 24 h
Onset of opioid withdrawal
6-12 h
Duration of opioid withdrawal
5-10
Opioid withdrawal management
Methadone
Buprenorphine
Clonidine ( a adrenergic agonist)
Opioid use disorder Tx
Methadone
Buprenorphine
Suboxone (naloxone + buprenorphine) SL route
Cocaine overdose in ECG
Prolongation of QRS
Cocaine overdose Tx
Diazepam for seizures
Not recommended for cocaine overdose
BB
Cocaine withdrawal timing
Initial crash 1-48 h
Withdrawal 1-10 wk
Cocaine withdrawal Tx
Supportive
Cocaine use disorder Tx
None
Diseases with cocaine
CTD Paranoia Psychosis Delirium Suicide CVD Seizures
Diseases by amphetamines
Psychotic mania (high doses) Paranoid psychosis (chronic use)
Amphetamine overdose Tx
Psychosis: antipsychotic
Agitation: benzod
Tachycardia, HTN: BB
Diseases by cannabis
Paranoia (high dose) Psychosis (high dose) Schizophrenia (high dose) Depersonalization, anxiety (high dose) Manic episodes (chronic use) Apathetic, amotivational state (chronic use)
Screen for cannabis
Urine
Cannabinoid hyperemesis syndrome Tx
Hot baths/ showers
Rapid tolerance
No physical dependency
No specific withdrawal
Hallucinogens
Tx of Acute intoxication with hallucinogens
Supportive
Reassurance
Decrease stimulation
Benzod/antipsychotic seldom required
Diseases by hallucinogens
Psychosis
Mood disorders
Jaw clenching
Ecstasy
GHB
DIC
Ecstasy
Rhabdomyolysis
Ecstasy
Dissociative state
Ketamin
Hallucinogen with amnestic and analgesic effect
Ketamin
Catatonia in overdose with
Ketamin
Appetite increasing substance
Cannabis
Formication
Metamphetamine
Acute lead poisoning
Metamphetamine
Nystagmus (horizontal/vertical)
PCP
Myoclonus
PCP
Date rape drugs
GHB
Flunitrazepam
Ketamin
Hallucinogen for PTSD
Ecstasy
Hallucinogen for rapid treatment of depression
Ketamin
Hallucinogens for end of life anxiety
LSD
psilocybin
Hallucinogen for treatment of addiction
Ibogaine
Somatic syndrome disorder duration
> 6 mo
Duration of illness anxiety disorder
6 mo or more
Somatic symptom Tx
Psychotherapy Brief regular visits Necessary investigations Limit number of involved physicians Minimize medical investigations Anxiolytic (short term) Antidepressants (if depression or anxiety)
La belle indifférence
Conversion disorder
Tx of paraphilia
Anti androgen
Behavior modification
Psychotherapy
Tx of gender dysphoria
Psychotherapy
Hormonal therapy
Surgery
Personalities susceptible to eating disorders
OCD
histrionic
Borderline
Familial psychiatric disorder prevalent in bulimia nervosa
Affective disorders
RF for bulimia
Sexual abuse
Substance abuse
Mental illnesses exposing to eating disorders
Depression
Anxiety (panic, agoraphobia)
OCD
Gold std treatment in anorexia nervosa
Psychotherapy
Medication of little value
Admission of AN
< 65% standard body weight
< 85% for adolescence
Actively suicidal
Supplement for prevention of refeeding syndrom
Phosphorus
Admission for bulimia
If lytes abnormalities
Binge-eating disorder Tx
CBT
Bulimia Tx
SSRI
CBT
Onset of avoidant/restrictive foof intake disorder
Infancy
Eating disorder with Hx of GI conditions
Avoidant/restrictive
Avoidant/restrictive treatment
Psychoeducation
Behavioral modification
Psychotherapy
Important lytes in eating disorder
K
Mg
P
Mainstay of treatment of personality disorders
Psychotherapy
Personality disorders with familial association
Borderline
Antisocial
Schizotypal
Borderline with aging
Decreases
Borderline treatment
Dialectical behavioral therapy
Defense mechanism of borderline
Splitting
Defense mechanism of histrionic
Regression
Feeling of emptiness
Borderline
Age of Dx of antisocial
Symptoms present before age of 15
Dx age 18
Lack of remorse
Antisocial
Disregard for safety
Antisocial
Lack of empathy
Narcissistic
Admiration seeking
Narciss
Attention seeking
Histrionic
Difficulty making decision
Dependent
Attachment style formation time
During 1st year
Personality establishment time
By adolescence or early adulthood
Best predictor of child’s attachment style
Caretaker’s attachment style
Normal separation anxiety
Between 10-18 mo
Child depression Tx
Psychotherapy
SSRI
1st line for children depression
Fluoxetine
2nd line for children depression
Escitalopram
Sertraline
Indications for ECT
Adolescents with: Severe depression Persistently suicidal Catatonic Psychotic
BP Tx in children
Mood stabilizer
+/- antipsychotics
Psychotherapy
Anxiety prognosis in children
Better with later onset
Eating disorder prognosis
Better with earlier onset
Anxiety Tx in children
Psychotherapy
SSRI ( fluoxetine)
Benzod
If OCD, fluvoxamine, sertraline
Separation anxiety duration
4 wk
Common comorbidity associated with separation anxiety
MDD
Increased rate if remaining single
Social anxiety disorder
Child who often redoes tasks
GAD
Associated with Rett
Autism
Investigations for autism
Hearing test Vision test Intellectual functioning Learning Chrosomal analysis
Autism Tx
Team based Psychosocial Tx of concomitant disorders SGA (irritation, agitation, aggression, tics, self mutilation) SSRI (anxiety, depression) Stimulants ( inattention, hyperactivity)
Tx of tics in autism
SGA
Tx of self-mutilation in autism
SGA
Good prognosis in autism if
Early intervention
IQ> 60
Able to communicate
Time of ADHD Dx
Onset before 12 y
Symptoms > 6 mo
Supplement for ADHD
Omega-3
ADHD Tx
1st line: stimulants
+/- antidepressant
+/- antipsychotics
2nd line for ADHD Tx
Atomoxetine
3rd line for ADHD Tx
Non-stimulants: a-agonists, clonidine, guanfacine, NDRI, bupropione)
Time for ODD Dx
6 mo
Onset < 8 y
ODD vs Conduct disorder
Absence of destructive or physically aggressive behavior in ODD
Tx of ODD
Parent psychoeducation
Behavioral therapy
School interventiobs
Pharmacotherapy if comorbid disorders
Onset of conduct disorder
Before 10 y: childhood onset
After 10 y: adolescent onset, better prognosis
Tx of conduct disorder
Early intervention
Psychosocial, CBT
Pharmacotherapy for comorbid disorders
Poor prognosis Conduct disorder
Early age onset High frequency/variety of behaviors Pervasiveness Comorbid ADHD Early sexual activity Substance abuse
Age of diagnosis of intermittent explosive disorder
> 6 y
Indication of interpersonal psychotherapy
Mood disorder
Supportive psychotherapy
Adjustment disorder
Psychosomatic
Severe psychotic
Personality disorder
Psychotherapy method for low insight individuals, low motivation, weak ego system
Supportive
Difficult to treat with behavioural psychotherapy
Personality disorders
Psychotherapy for conversion disorder
Psychoanalytic/Psychodynamic
Psychotherapy for personality disorders
Cognitive therapy
Psychotherapy for somatoform disorders
Cognitive therapy
Psychotherapy method requiring openness to changing core beliefs
Cognitive therapy
Psychotherapy using mindfulness
DBT
Psychotherapy for impulsivity
DBT
Psychotherapy for substance use
Motivational interviewing
Psychotherapy for obsessional thinking
Psychoanalytic/psychodynamic
Psychotherapy for sexual dysfunction
Psychoanalytic…
Response of thought disorder to antipsychotics
2-4 wk
Treatment refractory psychosis
Clozapine
No response to antipsychotic
Switch if no response after 4-6 wk
Minimum of antipsychotic therapy
6 mo
Acute psychosis management
Halopridol +/- lorazepam IM
Loxapine +/- lorazepam
Olanzapine
Risperidone
Medications producing obsessive behavior
SGA
SGA with less weight gain
Risperidone
Quetiapine
Aripiprazole
SGA which may treat tardive symptoms
Clozapine
SGA with less risk of metabolic syndrome
Aripiprazole
SGA with highest risk of EPS
Risperidone
SGA with high risk of metabolic effects
Olanzapine
Clozapine
Most sedating SGA
Quetiapine
SGA with agranulocytosis
Clozapine
SGA with minimal anticholinergic effect
Olanzapine
Antipsychotics which warrant cardiac monitoring
Chlorpromazine
Halopridol
Clozapine
Ziprasidone
Onset of acute dystonia
Within 5 days
Tx of acute dystonia
Benztropine
Diphenhydramine
Susceptible group to akathisia
Elderly female
Onset of acute akathesia
Within 10 days
Tx of acute akathesia
Lorazepam Propranolol Diphenhydramine Dose reduction Change to lower potency
Group susceptible to pseudoparkinsonism
Elderly females
Onset of pseudoparkinsonism
Within 30 days
Tx of pseudoparkinsonism
Benztropin
Benzod
Reduce dose
Change to lower potency
Onset of dyskinasia
> 90 days
Tx of dyskinesia
None
Try clozapine
Drug D/C
Dose reduction
Anantadine
Anticholinergic
Benztropine
Anticholinergic
Symptoms made worse by anticholinergics
Tardive syndromes
Antidepressant not needing taper
Fluoxetine
Relief of neurovegetative symptoms by antidepressants
1-3 wk
Relief of emotional/cognitive symptoms by antidepressants
2-6 wk
Time of increased risk of suicide by antidepressants
First 2 weeks
Antidepressants not prescribed for children
Paroxetine
Venlafaxine
Antidep with fewest drug interactions
Citalopram
Escitalopram
Sleep-wake neutral antidep
Citalopram
Escitalopram
Safest antidep in pregnancy and breastfeeding
Sertraline
Antideps for morning
Fluoxetine
Paroxetine
Sedating antidep
Fluvoxamine
Antidep with less sexual dysfunction
Bupropion
Antidep with risk of seizures
Bupropion
Antidep not recommended for anxiety
Bupropion
Antidep for seasonal depression
SSRI
BUPROPION
Antidep for PM
Fluvoxamine
Tx of coms due to TCA overdose
Physostigmine
Physostigmine
Acetylcholinesterase inhibitor
Phenelzine
MAOI
Antidep with less anticholinergic/antihistaminic effect
MAOI
Duloxetine
SNRI
Antidep with discontinuation syndrome
Paroxetine
Venlafaxine
Fluvoxamine
Onset/duration of antidep discontinuation syndrome
1-3 d
1-3 wk
Tx of antidep discontinuation syndrome
Restart the same dose
Taper over several weeks
Use a drug with longer half-life
Alcohol withdrawal symptoms
Tremor Sweating Agitation Anorexia Cramps Diarrhea Sleep disturbance Seizures Hallucinations Delirium Autonomic hyperactivity (fever, tachycardia, HTN)
NMS symptoms
Develops over 24-72 h 1st: mental status change Fever Autonomic reactivity Rigidity Increased CPK, WBC Myoglobinuria
Serotonin syndrome
Nausea Diarrhea Palpitation Chills Restlessness Confusion Lethargy Myoclonus Hyperthermia Rigor Hypertonicity
Tx of serotonin syndrome
D/C
Emergency care
Tx of NMS
Supportive D/C Hydration Cooling blanket Dantrolene Bromocriptine
Antidep discontinuation syndrome
Anxiety Insomnia Irritability Mood lability Nausea/vomiting Dizziness Headache Dystonia Tremor Chills Fatigue Lethargy Myalgia Flu-like
Tests before mood stabilizers
CBC, U/A, BUN, Cr, lytes, TSH
ECG (if >45 yr or CVD risk)
Before Li
B-hCG TFT Seizure/neurologic Renal CVD
Full effect of mood stabilizers
2-4 wk
Acute mania
Li Li+ SGA Li+ lamotrigine Divalproex Divalproex+ SGA Carbamazepine
BP I depression
Li
Li+ SSRI/Divalproex/bupropion
Lamotrigine
Divalproex + Li/SSRI
BP maintenance
Li Li+SGA Lamotrigine (+ Li for prevention of mania) Diva Diva+ SGA Carbamazepine Carba+ Li
Rapid cycling BPD
Divalproex
Carbamazepine
Li toxicity
N/V, diarrhea Cerebellar signs Drowsiness Myoclonus Tremor UMN signs Seizures Delirium Coma
Li toxicity Tx
D/C for several doses Check Li, BUN, lytes Begin again at a lower dose Saline infusion Hemodialysis if > mmol/L, coma, shock, severe dehydration, no response to Tx after 24 h, deterioration
Relative anxiolytics contraindications
MDD
Hx of drug/alcohol
Pregnancy/breastfeeding
High dose benzodiazepine withdrawal
Hyperpyrexia
Seizures
Psychosis
Death
Withdrawal onset
1-2d (short-acting)
2-4d (long-acting)
Withdrawal duration
Weeks-months
Benzod withdrawal management
Taper with long-acting benzod
Benzod antagonist
Flumazenil
Benzod with high dependency
Alorazolam
Memory loss resolution after ECT
6-9 mo
ECT contra
Increased ICP
within 2 weeks of MI
Aerobic exercise indications
MDD
PTSD
Schizo