L1: Overview of Psychiatry Flashcards
Etiology of Psychiatric Disorders
Bio - Psycho - Social model
- Biological factors
- Psycholgical factors
- Social factors
Biological factors of Psychiatric Disorders
Mode of inheritance of Psychiatric Disorders
Examples of Genetic Heritability
Neurotransmitters in different Psychiatric Disorders
Psychological factors in Psychiatric Disorders
❶ Premorbid personality (susceptible for certain disease)
❷ Conflicts (intra-psychic)
❸ Cognitive errors
Premorbid personality
Social Factors in Psychiatric Disorders
Diagnostic Issues in Psychiatric Disorders
- Continuity with the normal.
- Difficulty to determine what is considered abnormal.
- Cultural consideration.
- No Biological diagnostic tests, so psychiatrists use diagnostic criteria
what are Diagnostic Criteria?
They are the result of statistical studies and require:
① Certain number of symptoms
② Certain duration
③ Impairment of functioning level
④ Exclusion of other medical or psychiatric causes.
Classification of mental disorders
Charaters of Psychosis
Psychotic symptoms
- Hallucinations: presence of sensations without a stimulus .
- Delusions: fixed, false beliefs that are not shared by the person’s culture and cannot be corrected by reasoning.
Lost (impaired) insight
what are Neurocognitive disorders?
- Dementia
- Delirium
- Amnestic syndromes
Types of Psychotic disorders
- Schizophrenia
- Schizophreniform
- Schizo-Affective
- Brief Psychotic
- Delusional
- Mood dis. with psychotic features
- Culture-Bound syndromes
what are mood disorders?
They are Episodes of:
a) Depression
b) Mania or hypomania
c) Mixed