Psychotic Disorders Flashcards
Chronic psychiatric syndrome characterized by recurrent episodes of psychosis
Schizophrenia
The main manifestation of Schizophrenia is
Auditory Hallucinations
Schizophrenia also has delusional thoughts. Two types of delusions seen in Schizophrenia are
Paranoid and Grandiose Delusions
Disorganized thought is common in
Schizophrenia
The most common types of disorganized thought in Schizophrenia are
Tangential speech and circumstantial speech
Patient changes topic frequently and may not answer questions as a result
Tangential speech
Long, round-about answers to questions
Circumstantial speech
Characterized by difficulty processing information, poor attention, and poor learning and memory
Schizophrenia
Abnormal behaviors, hallucinations, delusions, and disorganized thought are the
Positive symptoms of Schizophrenia
Absence of normal behaviors, flat affect, and poverty of speech are the
Negative symptoms of Schizophrenia
Asociality, abolition, and anhedonia are also
Negative symptoms of Schizophrenia
Lack of motivation/can not complete tasks
Avolition
Cannot feel pleasure
Anhedonia
Occurs in adolescence/young adulthood
-Slight male predominance
Schizophrenia
What are two risk factors for Schizophrenia?
Living in urban areas and immigration
Obstetric complications like hemorrhage, preterm labor, and fetal hypoxia are risk factors for
Schizophrenia
Cannabis use in adolescence is risk factor for
Schizophrenia
Pathologically, Schizophrenia is characterized by
Lateral Ventricle Enlargement
We see dendritic spine loss in many brain regions in patients with
Schizophrenia
Patients with schizophrenia show excess central activity of
Dopamine
Used for Schizophrenia therapy
Dopamine antagonists
Diagnosed with at least one month of two or more of the following: Delusions, hallucinations, disorganized speech, disorganized or catatonic behavior, and negative symptoms
Schizophrenia
To be fully recognized as schizophrenia, the patient must exhibit continuous signs for at least
Six months
Meets the criteria for Schizophrenia, but the duration is less than 6 months
Schizophreniform Disorder
Sudden onset of psychotic symptoms with full remission within one month
Brief psychotic Disorder
More common in women than men and commonly follows stressful life events
Brief Psychotic Disorder
Characterized as schizophrenia with mania or depression
Schizoaffective Disorder
Schizoaffective disorder must have some episodes of
Psychosis alone
Characterized as some psychosis in the absence of mania/depression
-Two or more weeks with Psychosis alone
Schizoaffective Disorder
Mania or depression with psychotic features
Schizoaffective Disorder
One or more delusions lasting for one month or longer
-Otherwise has no abnormal behavior
Delusional Disorder
Classic presentation: A man believes he is being followed for the past two months. Frequently checks for someone behind him and cannot be persuaded he is safe. But has no hallucinations, disorganized thought, or negative symptoms
Delusional disorder
Schizophrenia is a high risk for
Suicide
A rare disorder that can occur in women with a known psychiatric disorder after giving birth
Postpartum Psychosis
Depression with psychosis, schizophrenia, or schizoaffective disorder
-Especially if meds stopped during pregnancy
Postpartum Psychosis
Postpartum psychosis occurs most commonly in women with
Bipolar disorder
How long after delivery does postpartum psychosis begin?
Within 2 weeks after delivery
Characterized by hallucinations, disorganized thought, and delusions that often involve the baby
Postpartum psychosis
Classically has delusions that are related to the patients mood. I.e. if they are depressed they may say “Something is wrong with my baby!”
Postpartum psychosis
Requires hospitalization due to the high risk of suicide and risk of harm to baby
Postpartum psychosis
