Psychiatry 6% Flashcards
Difference between PTSD and acute stress d/o
PTSD: > 1 month
Acute stress d/o: < 1 month
Major depressive disorder: Depressed mood and anhedonia w/ > 5 associated symptoms for most days x ___.
2 weeks
Dysthymic d/o
Chronically depressed mood for > 2 years in adults
> 1 year in children
MAOI + SSRI =
Serotonin Syndrome = acute AMS, agitation, diaphoresis, tremor, hyperthermia, seizures, coma, death Dialated pupils (mydriasis)*
MAOI + TCA =
Delirium, HTN
This psychotherapeutic agent should be avoided in pts w/ long QT syndrome
Citalopram
Increased incidence of Serotonin Syndrome if SNRI’s used w/ ____
St. John’s Wort
Wide complex tachycardia is a sign of OD of what psychotherapeutic agent
TCA
What psychotherapeutic agent should avoid tyramine-containing foods? What happens?
MAOI
Hypertensive crisis
aged cheese, wine, beer, aged foods, smoked meats, chocolates, coffee, tea
TCAs inhibit neuronal reuptake of ____
Serotonin, Norephinephrine
SNRA inhibit neuronal reuptake of ____
Serotonin, Norephinephrine, Dopamine
Bupropion inhibit neuronal reuptake of ____
Dopamine, norephinephrine
Cluster A
Cluster B
Cluster C
A: Weird = Schizoid, schizotypal, paranoid
B: Wild = Anti-social, borderline, histrionic, narcissistic
C: Whiny = Avoidant, dependent, Obsessive-compulsive
Positive symptoms of schizophrenia (Hallucinations, delusions) is caused by ___
excess dopamine recepotrs in mesolimbic pathway
Negative symptoms of schizophrenia (flat emotional affect) is caused by ___
dopamine dysfunction in mesocortical pathway (decreased dopamine)
Tx of dystonic reactions (dyskinesia) d/t typical anti-psychotic agent
Diphenhydramine IV +/- anticholinergic (Benztropine)
Dystonic reaction: trismus, protrusions of tongue, facial grimacing, torticollis, difficulty speaking
Extrapyramidal sx = (3)
- Dystonic reactions (Dyskinesia) = trismus, protrusions of tongue, facial grimacing, torticollis, difficulty speaking
- Tardive dyskinesia
- Parkinsonism
Neurolepitc Malignant Syndrome caused by ____.
Mechanism:
Symptoms:
Tx:
1st generation anti-psychotics
D2 inhibition of basal ganglia
AMS, extreme muscle rigidity, tremor, autonomic instability (tachy, hyperthermia/fever, incontinence)
Dantrolene
Dopamine agonists: Bromocriptine**, Amantadine, Levodopa/Carbidopa
Anti-psychotic that causes agranulocytosis
Clozapine
Monitor w/ CBC weekly
Anti-psychotic that causes increased prolactin
Benzisoxazoles: Risperidone, Ziprasidone
2nd gen > 1st gen
Anti-psychotic that causes DM and marked weight gain
Olanzapine
EKG change caused by 2nd gen > 1st gen anti-psychotic
QT prolongation
Mental d/o with symptoms suggesting phsyical injury that cannot be explained by medical condition
NOT d/t malingering
Somatoform d/o
Chronic condition w/ physical sx involving >1 part of body but no physical cause found.
Somatization d/o
