Psychiatry intro Flashcards
what is an adjustment reaction?
states of subjective distress and emotional disturbance, interfering with social functioning/performance arising in a period of adaptation to a significant life change or stressful life event
what is an organic delusional disorder?
a disorder in which persistent or recurrent delusions dominate. there may be hallucinations, thought disorders too
what is the prevalence of post stroke psychosis?
delusions 4.7%
hallucinations 5.1%
more common in right hemisphere strokes (5:1)
what is post stroke psychosis?
psychosis following a stroke
common delusional themes: persecutory, jealousy, environmental
what is the point prevalence of mental illness in england?
20%
what is a significant risk factor for mental illness?
having a long term physical condition
give examples of illnesses causing mental deficits
thyrotoxicosis - mania, anxiety hypothyroid - depression, dementia cushings - depression infections - depression cancer - depression parkinsons - depression, anxiety, dementia
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what is the morbidity rate of mental illness?
takes 20 years off life expectancy
what is the MoCA?
montreal cognitive examination
highly sensitive
what are the types of delirium?
hypoactive - depressed, withdrawn and subdued
hyperactive - aggressive, loud presentation
what is delirium?
psychiatric manifestation of physical illness
what is the range of delirium causes?
very large - change in environment, surgery, medications, constipation, hypoxia etc
what are the predisposing factors to delirium?
advanced age, dementia, impaired AoDL, immobility, sensory impairment, urinary catheterisation, malnutrition, alcohol, depression
how does one manage delirium?
anticipate, modify risk factors & early diagnosis
treat the cause, good nursing, medication (often not helpful), wait it out