Psych Flashcards
What do you need to check before starting an SSRI
Episodes of hypomania or manic episodes
A pt being treated for bipolar develops a targetoid rash. What is his new med?
Lamotrigine
Can cause Stevens-Johnson syndrome is titrated up too quickly
Carbamazepine is similar AE’s
What are your options for a schizophrenic pt that is non compliant with QD po meds?
Long acting depot neuroleptic medications
IM Q2wks
Formulations of: haloperadol, fluphenazine, and risperidone
A pt that delay’s getting to their point, includes way too many details while answering a question but does eventually answer the question
Circumstantial thinking
2 years of depressed mood
Dysthymic disorder
Pt who has schizophreniza syx for < 6 mo
Schizophreniform
Syx of Schizophrenia
2 or more of:
delusions, hallucinations, disorganized speech, catatonic behavior, negative syx
Personality disorder with restricted emotions and social detachment
Schizoid PD
Distance from other individuals and happy being loners
Manic episode with dilated pupils
Cocaine abuse
Pt feels restless and psychomotor agitation while taking an antipsychotic med. Dx and management?
Akathisia
Decrease dosage, or add a benzo, or a BBlocker
Common w/ risperidone
Defense mechanism where an unacceptable impulse (ie sex drive) is transformed into the opposite (restriction)
Reaction formation
Tourette syndrome is associated with what two other psych conditions?
ADHD
OCD
Occurs in 1/3 tourette pts
1 or more depressive episodes + 1 or more hypomanic episodes
Bipolar I
Hypomanic = elevated mood, abn high self esteem x 1wk
Recommended tx for anorexia?
Behaviorally-based tx (CBT) outpt
What should be given to a schizophrenic that has poor response to typical antipsychotics despite compliance?
Clozapine
30% effective in resistant schizophrenia
Tx of panic disorder?
SSRI
CBT will augment benefits
Pt has delirium in the setting of fever. Dx?
Febrile delirium
AKA acute confusional state
Pt has suxual urges that he has difficulty containing. He has urges to touch strangers innappropriately, including brushing his genitals against people in crowded places
Frotteurism
Recurrent fantasies, sexual urges, behavior involving innapropriately touching a non-consenting person
Often causes distress or impairement of function because the pt conciously knows this is bad behavior
After starting an antidepressant pt has syx of blurred vision, dry mouth, and orthostatic hypotension
Imipramine (TCA’s)
Inhibits NE, Serotonin
Antagonist at muscarininc, histaminic, and alpha-adrenergic receptors.
1st line tx for PTSD?
SSRI
1st line for post partum blues
No tx necessary
Condition will resolve when hormones stabilize
Incontinence + gait ataxia + dementia. Dx and workup?
Normal pressure hydrocephalus (NPH)
CT + LP
Caused by failed resorption of CSF so LP helps
Pt is incoherent and been taking a benzo daily. Now what?
Admit to the medical floor for delirium
She is in withdrawl which is an emergency
Pt has at least 5 of
Odd beliefs, unusual perceptions, lack of close friends, suspiciousness, odd speech, inappropriate affect, and an odd appearance
Schizotypal PD
Odd and magical thinking. Functional, but difficult to make friends
syx of benzo w/d
Anxiety Diaphoresis irritability Insomnia/fatigue HA/myalgia Nausea Perceptual disturbance Tremors Seizures
What disorder predisposes people to Antisocial PD?
Conduct disorder
Considered necessary for the development of antisocial
Syx of lithium intoxication
Weakness, unsteady gait, diarrhea, tremor, confusion
If lithium>2 -> dialysis
PD that wants friends but too afraid of rejection to put themselves out there
Avoidant PD
Social inhibition, feelings of inadequicies
Why is bupropion conta in anorexia pts?
It decreases the seizure threshold
How do you medically manage benzo w/d?
IV Lorazepam
Short acting so helps w/d without allowing seizures
Immature defense mechanism where individual places negative feelings from on event onto another person that is safer
Displacement
What medication can be used to counter the excessive cholinergic effects of heroine w/d?
Diphenhydramine
Anticholinergice
Inhibits - muscle aches, abd cramps/loose stool, chills, clear nasal discharge, dilated pupils
How do you treat phobias?
CBT + exposures
Euphoric affect + fast/pressured speech + tangential associations
Mania
Pediatrician becomes withdrawn after treating a girl that was seriously injured ina car accident. Started dreaming about a MVA he had 3 years ago
PTSD with delayed expression
Can also have avoidance behaviors
How do you tx PTSD?
Prazosin + Trauma-Focused CBT
Add SSRI if also anxious or depressed
A male on hormone therapy as he is transitioning to become female presents with significant anxiety. How do you treat?
Start sertraline w/ recommendation for Acceptance and Commitment Therapy (ACT)
9 y/o Son refuses to go to school, has dreams that father will die, insists on sleeping with dad. Mother passed away suddenly 8 years ago
Serparation anxiety disorder
14 y/o had a breakdown during an exam. Sweaty palms, rapid breathing, heart pounding, tremors. Has had similar syx x 1 year Dx?
Generalized anxiety disorder
General anxiety after a major life change (ie, death, divorce)
Adjustment disorder
What is a mental health hold?
M1; 72 hour hold for S/I
How long can short term certifications last in Colorado?
Up to 90 days
How long should pts with MDD be treated before considering weaning?
6 months
Personality disorder defined by grandiose sense of self and sense of entitlement
Narcissistic PD
Countertransferrance of boredom
Lithium toxicity can mimic which other dz?
Hypothyroidism
Weight gain, fatigue
Pt becomes aggressive and destroys property. Degree of aggressiveness is out of proportion of the precipitating event
Intermittent explosive disorder
Tx - anticonvulsants, mood stabilizers, psychotherapy
Most common treatment for specific phobias?
Exposure therapy (flooding or desensitization)
Sexual arousal by exposing genitals to strangers
Exhibtionist disorder
Goal is to shock and frighten the victim
Pt has a long hx of aggressive impulses resulting in destruction of property or result of another person
Intermittent explosive disorder
Tx - SSRI’s, anticonvulsants, mood stabilizers, psychotherapy
Why are most pts on classic antipsychotics also given an anticholinergic?
To avoid acute dystonia (extrapyramidal side effects)
Anticholinergics = benztropine, diphenhydramine
What finding in an interview suggests pseudodementia secondary to depression rather than true dementia?
If the patient is concerned of the dementia - pseudo
If the pt tries toc cover up the memory loss - dementia
Weight neutral antipsychotics
ziprasidone
Increased risk of QT prolongation
A pt wants to reach smoking cessation w/ the help of bupropion. What are his instructions?
Decrease smoking gradully during the second week of treatment
Continue tx 7-12 weeks
If they have not reached cessation by week 7, unlikely that they will
Behaviors/emotions that develop w/in 3 months of an identifiable stressor
Adjustment disorder
When are kids prone to sleep terrors?
2-6 yrs
Abrupt wakening from slee, screaming, unresponsive to others
Tx - supportive, most outgrow this
During an interview, a verbal or nonverbal cue to help the pt continue their train of though
Facilitate
Kindly asking the pt to continue
How long can normal grief last?
1 yr
if >1 yr think MDD
Pt in a psychotic state is in a catatonic state and resists against anyone that tries to move his arms/legs
Negativism
Resistance to movement and instruction
Catatonia is associated with schizophrenia, mood disorders, general medical conditions
Pt has manic episode w/ no hx of depressive episode
Bipolar I
Only a manic episode lasting at least 7 days is required for the dx
Hypomania + major depression
Bipolar II
Hypomania + low grade depression x 2 years
Cyclothymic disorder
Which antipsychotics are most likely to cause tardive dyskinesia
Risperidon - most
Clozapine - least likely
Tourette’s is associated with?
ADHD and OCD in 1/3 of pts
Tx for people that have a fear of public speaking and social situations
Social anxiety disorder
Give propanolol or SSRI
Child reaches milestones in first 5 months of life. During 6-30 months a decel in head growth, FTT, loss of eye contact, and hand wringing
Rett syndrome
X-linked
Almost exclusively occurs in females, males typically die in utero
Associated with seizures and irregular respiratory patterns
Receptive and expressive communication skills remain at developmentally less than a year
What do you do for a pt on life support w/o advanced directives and the family disagrees on what to do?
Arrange a family meeting to mediate a decision about w/ding life support
How do you work up a child with enuresis (nighttime bedwetting)
Urinalysis (UTI, DKA, DI)
When organic causes have been r/o can do behavioral mangement (fluid management, bladder retention training, enuresis alarms)
Can give desmopressin and imipramine
Pt is aware they are faking a disease, but poor insight as to why they are doing it
Factitious disorder
Pt loses sight after a traumatic event, but nothing is neurologically wrong
Somatic symptom disorder
Pt fakes an injury to get worksman’s comp
Malingering
What do you do for a trichotillomania pt?
Identify if there are other psych disorders present (OCD, Borderline, depressive)
Tx for OCD?
SSRI (fluoxetine, sertaline, paroxetine, fluvoxamine)
OCD is caused by low levels of serotonin
Which antidepressants are contra in pt with a hx of attempted suicide due to OD?
TCAs
QT prolongation
Preggo has psychotic depression and high risk of suicide
ECT
Works faster than a SSRI and safe in pregnancy
NO Benzo or lithium during preggo
Tx for akathisia
Lorazepam
Look for recent use of haloperidol or prochhlorperazine
Pt has nystagmus, belligerence, psychomotor agitation
PCP
Give benzo or antipsychotic
Benzo preferred
Acidfying the urine with cranberry juice helps to clear PCP faster
What criteria must be met to dx a pt with anorexia?
BMI <17
Immediately hospitalize
What tests abstract thinking on MMS exam?
Interpreting proverbs
Pt has at least 1 fixed false belief for at least 1 month. No other impairments
Delusional disorder
Many years of HIV infection puts a pt at risk of?
HIV dementia
Precipitous decline but other causes of encephalopathy are not present
Following a psych hospitalization pt is amenorrhic and decreased libido
She is on risperidone
Associated with elevated prolactin -> amenorrhea, sexual dysfunction, galactorrhea, weight gain
Research study in which medical records of individuals that are alike in many ways but differ on one characteristic (ie high vs low exposure) are reviewed to compare for a particular outcome
Retrospective cohort
Acute tx for panic disorder
Benzo w/ medium half life (clonazepam, lorazepam, alprazolam)
Long term tx - SSRI, TCA, MAOI
After starting anew antihypertensive, pt has decreased appetite, insomnia, and other depressive syx
Propanolol
One of the most common pharmacologic agents to cause depression
Pt with AMS, fever, rigidity, and elevated creatinine phosphokinase (CPK)
Neuroleptic malignant syndrome
Look for a hx of antipsychotic medications
Tx - cooling, hydration, dantroline
Prochlorperazine given for chemo related n/v is causing a pt to be stiff and bradykinetic
Counter this EPS rxn with benztropine
When is dialysis indicated when a pt has lithium toxicity?
When there is evidence of renal insufficiency
Appropriate tx for insomnia in a pt with a recent stroke
Trazodone
Pt has amnesia of a traumatic event
Dissociative amnesia
Tx for urinary retention secondary to an antipsychotic
Bethanecol
Cholinergic stimulant
common side effect of lithium use
Hypothyroidism
Depression for at least 2 years + functioning at a suboptimal level (ie blah work performance)
Persistent depressive disorder
Which antidepressant has the fewest sexual side effects?
Bupropion
CVA’s increase the risk for which psychiatric disorder?
MDD
Any event affecting the vasculature (MI, CVA)
Manic syx + dry mouth + dilated pupils + tachycardia
Amphetamine use
Increased alertness, energy, mood x days
Pt with rape hx has pain w/ sex
Genito-pelvic pain or penetration disorder
Caused by involuntary muscle contraction in the outer thrid of the vagina
Tx - Kegels, vaginal dilators, relaxation techniques
Side effect of quetiapine?
Metabolic syndrome, significant weight gain
Generally prescribed for psychotic depressive disorders
Tx for Narcolepsy
Modafinil (stimulant)
What should be used for tx resistant schizophrenia?
Clozapine
Need regular CBC’s for agranulocytosis
Which syx must be seen to dx a child with conduct disorder?
Any of the following for at least 6 months: Destruction of property Aggression to animals and people Deceitfulness or theft Serious violations of rules
Why should you be cautious when switching a pt from an MAOI to a SSRI?
Serotonin syndrome can occur if two overlap. Need a minimum of 10 day washout after stopping the MAOI OR 5 week wash out from the SSRI
Pt has a dysfunctional fear of losing control and/or being unable to escape from a situation
Agoraphobia
Tx - antidepressants and behavioral therapy
Extreme depressive syx (depressed affect, >5% weight loss, fatigue, poor concentration/sleep) x at least 2 weeks
MDD
Can also have anhedonia (decreased interest), psychomotor agitation, worthlessness, guilt, SI