Psychiatry Flashcards
(163 cards)
A pt presents with flattened affect social withdrawal, anhedonia (loss of energy), apathy, poverty of thought and delusions/ disorganized speech or behavior/ hallucinations for more than 1 month but less than 6 months most likely suffers from …
Schizophreniform
A pt presents with flattened affect, social withdrawal, anhedonia (loss of interest), apathy, poverty of thought, and delusions/ hallucinations/ disorganized speech or behavior for at least 1 month with significant impact on social/ occupational functioning for 6 months most likely suffers from…
Schizophrenia
A pt presents with flattened affect, social withdrawal, anhedonia (loss of energy), apathy, poverty of thought and delusions/ disorganized speech or behavior/ hallucinations following a stressful life event and symptoms last less than 1 month at which point the pt returns to baseline most likely suffers from…
Brief Psychotic Disorder
A pt presenting with non-bizarre delusions with no impairment of baseline functioning most likely suffers from …
Delusional Disorder
tx: psychotherapy
What are the two indications to hospitalize a pt presenting with an acute psychiatric condition?
- suicidal (risk to harm self)
2. homicidal (risk to harm others)
What is the best initial test for a patient presenting to the ER with psychosis?
drug screen
What medical conditions and associated testing should be performed in pt presenting with psychosis? (6)
- thyroid disorder (TSH)
- metabolic disorder (basic electrolytes and calcium
- HIV (HIV serology)
- syphilis (VDRL)
- drug intoxication (drug screen)
- temporal lobe epilepsy (auditory & olfactory hallucinations, feeling of deja vu, dissociation)
What is the greatest risk factor for progression to schizophrenia?
schizophreniform disorder (2/3 progress)
What are five indicators of poor prognosis in a schizophrenic?
- early age of onset
- negative symptoms
- poor premorbid functioning
- family history of schizophrenia
- disorganized/ deficit subtype
What is the next best step in management for schizophrenia with bizarre or paranoid symptoms?
hospitalize
What is the best treatment for schizophrenia?
antipsychotics (for 6 months to prevent further episodes)
long term treatment if have history of repeated episodes
What is the best treatment for agitation in a schizophrenic?
benzodiazepines
Other than being used for psychotic disorders (schizophrenia, mania in bipolar, depression with psychotic features), what are two other indications for the use of antipsychotics?
- sedation (if benzos contraindicated or as adjunct during anesthesia)
- movement disorders (huntington’s disease and tourette syndrome)
What are common side effects of low-potency antipsychotics (thioridazine, chlorpromazine)?
- orthostatic hypotension (alpha blockade)
- acute urinary retention
- dry mouth
- blurry vision
- delirium
(swtich to atypical antipsychotic)
What is the common side effects of thioridazine?
- prolonged QT and arrhythmia (obtain EKG)
2. abnormal retinal pigmentation (routine eye exams for chronic use)
What is the next best step in management of a pt presenting with chest pain, shortness of breath, and palpitations with a history of thioridazine use?
obtain EKG (likely prolonged QT or arrhythmia)
What is the most common reason for non-compliance with antipsychotic medication in males?
impotence and inhibition of ejaculation (due to alpha blockade)
What is the most common reason for non-compliance with antipsychotic medication in females?
weight gain (due to hyperprolactinemia along with galactorrhea and amenorrhea)
What is the most problematic complication associated with clonazpine use and what diagnostic test is used to detect this problem?
agranulocytosis; obtain CBC with diff (before initiating and weekly during therapy)
(also causes seizures)
(only used for treatment resistant patients)
What antipsychotic has the greatest weight gain?
olanzapine
What is the common side effect associated with high potency antipsychotics (fluphenazine, haloperidol)?
extrapyramidal symptoms (acute dystonia, bradykinesia, akathasia, tardive dyskinesia, neuroleptic malignant syndrome)
What is the best antipsychotic medication class to give intramuscularly in a pt who is unable or unwilling to take medication PO?
high potency antipsychotics (fluphenazine, haloperidol)
What is the best antipsychotic medication class to give as depot injections for noncompliant patients?
high potency antipsychotics (fluphenazine, haloperidol)
What is the best initial medication for psychosis?
atypical antipsychotics (risperidone, olanzapine, quetiapine, clozapine)
(greater effect on negative symptoms)