Psychiatry: UWorld Flashcards
Classification of psychiatric illnesses by phase is necessary to determine the appropriate pharmacotherapy. What phase is defined as the end of an episode of illness and the option of either discontinuing treatment or continuing maintenance therapy with the goal of preventing a new episode?
Recovery
For an individual who has a monozygotic twin with bipolar disorder, what is the lifetime risk of developing the disorder?
70%
This disorder is characterized by the presence of symptoms of schizophrenia (hallucinations, delusions, disorganized speech, disorganized or catatonic behaviour, or negative symptoms such as flattened affect). These symptoms must be present for at least one month but less than six months.
Schizophreniform disorder
What is the treatment of choice for adjustment disorder?
Cognitive or psychodynamic psychotherapy
Lithium should not be administered to a bipolar patient with what?
Renal dysfunction
Lithium is excreted through the kidneys.
What is the treatment of choice for schizophrenic patients who suffer relapses due to treatment noncompliance with oral medications?
Depot antipsychotics (e.g. Fluphenazine, risperidone, paliperidone, and haloperidol)
These are long-acting injectable antipsychotics in depot form.
what disorder is characterized by the presence of 1 or more episodes of inability to recall important personal information that is too extensive to be considered ordinary forgetfulness and is usually related to a traumatic or stressful event?
Dissociative amnesia
What defense mechanism is characterized by the intense opposition to bringing unpleasant thoughts to conscious awareness?
Resistance
An example would be a woman who unconsciously realizes that her husband is a criminal but resists conscious assembly of the available evidence.
What mature defense mechanism is characterized by serving others in a positive manner to minimize internal fears?
Altruism
An example would be a patient with alcohol cirrhosis who has decided to sop drinking due to complications of cirrhosis. He wishes to help others and protect them from the dangers of alcoholism and has no desire to continue drinking alcohol.
What are the treament options for narcolepsy?
- Scheduled daytime naps
- Psychostimulants (Modafinil, Methylphenidate tc.)
- Combination of antidepressants and psychostimulants
Patients with Tourette syndrome have a significantly increased risk of developing what two other conditions?
- Attention deficit hyperactivity disorder
- Obsessive-compulsive disorder
There is also an increased incidence of conduct disorder, oppositional defiant disorder, and antisocial personality disorder in patients suffering from Tourette syndrome.
What is the timeframe for the diagnosis of schizophreniform disorder?
Symptoms lasting longer than 1 month but less than 6 months
What immature defense mechanism is characterized by the attribution of unacceptable internal thought or emotions to other individuals?
Projection
An example would be an unfaithful husband who accuses his wife of infidelity.
What disorder is characterized by manic episodes and may or may not include depressive episodes?
Bipolar I disorder
A key difference between DSM-IV and DSM-V is that patients with bipolar I disorder are, now, by definition, not required to have had a depressive episode.
What are the first-line drugs in the management of patients with social phobia?
SSRIs
Often used in combination with assertiveness training
The sudden onset of neurologic symptoms and a normal neurologic examination consistent with what?
Conversion disorder
These symptoms are not intentionally produced and occur more commonly in females
What thought process is characterized by abrupt, permanent deviation from the current subject?
Tangentiality
The new thought process is minimally relevant at best and never returns to the original subject.
For the diagnosis of major depressive disorder, patients should have at least how many of eight depressive symptoms and for what period of time?
5 of 8 symptoms for at least 2 weeks
Buspirone is used to treat what?
Generalized anxiety disorder
Generalized anxiety disorder is characterized by excessive worry or anxiety over many aspects of one’s life for at least how long?
6 months
Patients with generalized anxiety disorder have a hard time keeping these worries out of their mind and find them to be very distressing They also frequently have symptoms such as fatigue, restlessness, difficulty concentratin, irritability, and sleep disturbance.
Amantadine is used to treat what?
Parkinson’s disease
Amantadine is a dopamine agonist that has been shown to delay the onset and minimize the severity of dementia in patients with Parkinson’s disease.
What are the first line treatments for obsessive-compulsive disorder
Selective serotonin reuptake inhibitors or Clmipramine
Medications approved by the FDA include: Clomipramine, Fluoxetine, Fluvoxamine, Paroxetine, and Sertraline
Can a patient with a psychiatric diagnosis give informed consent?
Yes, unles their judgment and decision-making abilities are determined to be compromised
Which antidepressant is the most appropriate for treating a smoker with depressive symptoms?
Bupropion
This is the best option becuase it is useful both as an antidepressant and may be beneficial for smoking cessation.