Schizophrenia And Other Psychotic Disorders

Front 1

define psychosis

Back 1

a symptom that renders the pt unable to differentiate between fantasy and reality. many things can cause psychosis

Front 2

differentiate between schizophrenia, delusional disorder, and brief psychotic disorder?

Back 2

schizo has many symptoms and must last longer than six months, delusional has delusions only and is chronic like schizo. brief is sudden and usually short but is a prelude to schizo or bipolar disorder

Front 3

list all the disorders or injuries that may include psychosis as a symptom.

Back 3

schizophrenia, delusional do, brief psychotic do, bipolar do, schizoaffective do, psychotic depression, drugs, dementia, delirum, brain injury

Front 4

what are the differential dx categories for schizo?

Back 4

medical/surgical/substance induced, mood do's, personality do's, and miscellaneous like PTSD

Front 5

what is one very important test in the work up of a new onset psychosis?

Back 5

urine drug screen

Front 6

what illness classifications due schizophrenia and other psychiatric illnesses fall under?

Back 6

syndromes

Front 7

what are the diagnostic criterion for schizo?

Back 7

2 or psychotic symptoms for 1 mo. duration of illness for 6 mo. symptoms not due to mood do, medical, neurological, or substance induced do

Front 8

what are the 5 formal thought disorders seen in schizo's?

Back 8

circumstantiality, tangentiality, derailment, loosening of associations, word salad.

Front 9

the most common hallucinations in psychosis are?

Back 9

auditory and visual

Front 10

describe the mood and affect of schizo pt's?

Back 10

the affect is usually not normal while their mood is usually fine

Front 11

what are the common positive symptoms? negative?

Back 11

delusions, hallucinations, behavioral dyscontrol, affective instability. affective flattening, alogia, avoilition, anhedonia, attentional impairment

Front 12

what are the anatomical abnormalities of schizo's?

Back 12

enlargement of lateral ventricles, widening of third ventricle, smaller than normal total brain vol, cortical atrophy, brain volume loss starts early on

Front 13

what area of the brain fails to work properly in schizo's resulting in failure of problem solving, adaptation, and coping with changes?

Back 13

dorsolateral prefrontal cortex. "hypofrontality"

Front 14

what are three examples of DA agonists that can precipitate a psychosis?

Back 14

amphetamines, cocaine, L-dopa

Front 15

what two DA systems are off balanced in schizo and what do they each cause?

Back 15

increase mesolimbic resulting in positive symptoms, decreased mesocortical resulting in worsening of negative symptoms