MTB 3 - Psychiatry (jenna created) Flashcards
Which receptor is associated with negative symptoms of schizophrenia
Muscarinic
Dx requirement for schizophrenia
2/5.
1 must be hallucination, delusions, or disorganized SPEECH
Reasons to hospitalize schiphrenia patients
Bizzare, paranoid, suicidal
Rx duration after 1st episode of schizophrenia
6 months
Other uses of antipsychotics
Sedation (with or instead of benzos if there is c/i)
Movement disorders (huntingtons, tourettes ticks)
AE of thioidazine (melleril)
Prolonged QT and arrythmias
Abnormal retinal pigmentation
Fluphenazine (Prolixin) (what category drug)
High dose typical antipsychotic
Haldol (what category drug)
High dose typical antipsychotic
Perphenazine (Trilafon) (what category drug)
High dose typical antipsychotic
Thioidazine (Melleril) (what category drug)
Low dose typical antipsychotic
Class of antipsychotic with worst anti-cholinergic, andti-alpha and anti-histamine effects
Low dose typical antipsychotic
AE clozapine (clozaril)
Agranulocytosis
Seizures
Myocarditis
atypical worst for weight gain
olanzapine (zyprexa)
Atypical worst for galactorrhea
risperidone
Atypical worst for EPS
risperidone
Atypical worst for sedation
Quietapine (seroquel)
Atypical with no hyperprolactinemia
aripiprazole (abilify)
Atypical worst for QT prolongation
Ziprasidone (Geodon)
Anticholinergics to treat EPS
Benztropine (Cogentin)
Diphenhydramine (Benadryl)
Trihexyphenidyl (Artane)
Rx Acute dystonia
Anticholinergics
Rx bradykinesia (parkinsonism)
Anticholinergics
Rx akathesia
Benzos or propanolol
NMS symptoms (6)
Fever/sweating
Unstable vitals
Altered LOC
Rigidity
Increased CK (rhabdo, ARF)
Increased WBCs
Rx NMS
Dantroline
Amantadine
Bromocriptine
Rx adjustment disorder
COuNSELING (it is normal)
Which has a precipitating event, panic disorders or phobic disorders?
Panic
Rx GAD
Citalopram (Celexa, SSRI)
Venlafaxine (Effexor - SNRI)
Buspirone (Buspar)
Benzos
AE stopping benzos quickly
seizures
Rx OCD
SSRI
Clomipramine (Anafranil - TCA)
Xanax
Alprazolam
Ativan
Lorazepam
Valium
Diazepam
Buspirone Benefits (3)
No sedation
No cognitive impairment
Non-addicting
Buspirone mechanism
Partial agonist @ 5HT1A
Acute stress disorder dx
Traumatic event
symptoms start within 1 month of event
Symptoms gone within 1 month of onset
Timeline of MDE
2 weeks
Iatrogenic causes of depression (4)
Beta blockers
Antipsychotics
Corticosteroids
Reserpine (anti-HTN, anti-aggitation)
Hospitalizatoin criteria for MDD
SI/HI
Paranoia
When to use ECT
Acute suicidality
Pregnancy (don’t want AE of meds)
Medications not working
ECT useful in past
1st and 2nd line for dysthymic disorder
1) psychotherapy (insight-oriented)
2) SSRIs
Rx for narcolepsy
Modafenil (provigil)
Amphetamines
Armodafenil (NuVigil)
Sodium oxybate (for cataplexy)
Neuroimaging changes in autism
Increased total brain volume
Neuroimaging changes in OCD
abnormal orbitofrontal cortex and striatum
Neuroimaging changes in PTSD
Decreased hippocampal volume
Neuroimaging changes in panic disorder
Decreased amygdala volume
Neuroimaging changes in schizophrenia
Increased cerebral ventricles
Rapid cycling bipolar
> 4 episodes mania/year
DOC for acute mania
Risperidone
DOC for mania maintenance
Lithium
DOC for non-compliant severly manic patients
!M depot phenothiazine
DOC for preventing suicidal ideation in bipolar
lithium
Mgmt bipolar in pregnancy
1st trimester: ECT
2/3rd: Lamotrigine
Lithium, valproate, and cabamazepine are teratogenic
1st line for bipolar (3)
Lithium
Lamotrigine
Riperidone
2nd line bipolar
Divalproex (Depakote)
Olanzapine
Aripiprazole
Quietapine
DOC in cyclothymia
Divalproex (depakote)
After which birth # do you get these usually:
Blues
Depression
Psychosis
Blues = any
Depression = 2nd
Psychosis = 1st
Zoloft
Sertraline
Prozac
Fluoxetine
Paxel
Paroxetine
Celexa
Citalopram
DOC for atypical depression
MAOIs
Nordil
Phenylzine (MAOI)
When to use Buproprion
Want to quit smoking
Had sexual AE or weight gain with SSRIs
AE buproprion and c/i
Seizures
c/I benzos, alcohol, eating disorders
Beneifts of mirtazapine (Remeron; atypical antidepressant)
weight gain
Antidepressant for enuresis
Imipramine (TCA)
Antidepressant for insomnia
Trazodone
Antidepressent that also treats chronic pain
Amitriptyline (TCA)
Welbutrin
Buproprion
Desyrel
Trazodone
SNRIs
Cymbalta - Duloxetine
Effexor - venlafaxine
AE TCAs
seizures
anticholinergic
sedating
arrythmias (long QT, QRS, PR)
akpha-blocker
RX TCA EKG abnormalities
sodium bicarb
Drugs that alter lithium levels
NSAIDS
ACE-I
ARBs
Antiepileptics
diuretics
SSRIs
Lithium toxicity s/s (6)
GI (N/V/D)
Headaches
Acute disorientation
tremors
seizures
increased DTRs
AE lithium (5)
Hypothyroid
Ebstein fetus
DI
acne
Weight gain
AE depakote (2)
Blood dyscrasias
liver toxicity
AE cabamazepine (5)
Agranulocytosis
sedation
aplastic anemia
SIADH
CYP 450 inducer
How doe slithium cause SIADH
Stored in CD, increases prostaglandin E2, causes lysosomal degradation of aquaporin channels
Rx lithium toxicity
dialysis
Serotonin syndrome s/s
Aggitatoin
Hyperreflexia
Volume contraction
Hyperthermia
Rigidity
Serotonin syndrome rx
IVF
Cyproheptadine (5HT and histamine antagonist)
Benzos
Pt hx in Serotonin syndrome vs. MAOI hypertensive crisis
Serotonin syndrome = on MAOI, add SSRI or tryptan (migrains)
MAOI HTN = on MAOI, take antihistamine, nasal degongestant, tyramine foods (cheese, pickled food)
Medical rx anorexia
olanzapine (zyprexa)
Medical rx bulemia
SSRIs, especially fluoxetine (prozac)
BMI of anorexia
Rx BDD
High dose SSRIs
Dx intermitten exploside disorder
Age >6
2x/week for 3 months PR 3+ distructive episodes (assault) in 1 year
aggression out of proportion to stressor
Rx intermittent exploside d/o
SSRI and mood stabilizer
Conduct disorder dx
3+ behaviours in 12 months (with 1 in past 6 months)
childhood-adolescence
oppositional-defiant dx
problems with authority
Hightst risk of spousal abuse
3rd trimester pergnancy
Medications for PDs
Cluster B can use SSRIs and mood stabilizers
How many CAGE needed for alcohol abuse?
2+
Acute inaptient alcohol mgmt
Thiamine
B12
folate
Magnesium
Glucose
Rx alcoholic seizures
DOC = Librium (chlordiazepoxide) or valium (diazepam)
DOC if severe liver disease = ativan (lorazepam) or Serax (oxazepam)
Drugs to decrease alcoholic relapse rate
Acamprosate
Naloxone
s/s DTs (7)
HTN
Low-grade fever
tachycardia
Hallucinations
Disorientation
agitation
Diaphoresis
seizure prophylaxis for alcohol withdrawal
NO!
Rx heroin withdrawal (2)
Clonidine
Methadone
Benzo/barb intoxication s/s
Inapropriate sexual or aggressive behaviour
Impairment memomry/concentration
Rx benzo/barb intoxication
Flumazenil
Rx benzo/barb withdrawal
long-acting benzo/barb (chlordiazepoxide or phenobarbital)
Ss benzo/barb withdrawal
autonomic hyperactivity
tremors
insomnia
anxiety
seizures
Frotteurism
rubbing against/touching non-consenting partner
rx paraphilic d/o
individual psychotherapy + aversive conditioning
SSRI or anti-androgens to decrease sex drive if severe