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Risk factors for mental illness include psychological trauma, adverse childhood experiences, genetic predisposition, and personality traits. [7] [8] Correlations between mental disorders and substance use are also found to have a two way relationship, in that substance use can lead to the development of mental disorders and having mental disorders can lead to substance use/abuse.
Paranoid personality disorder (PPD) is a mental disorder characterized by paranoia, and a pervasive, long-standing suspiciousness and generalized mistrust of others. People with this personality disorder may be hypersensitive, easily insulted, and habitually relate to the world by vigilant scanning of the environment for clues or suggestions that may validate their fears or biases.
Paraphrenia is often associated with a physical change in the brain, such as a tumor, stroke, ventricular enlargement, or neurodegenerative process. [4] Research that reviewed the relationship between organic brain lesions and the development of delusions suggested that "brain lesions which lead to subcortical dysfunction could produce delusions when elaborated by an intact cortex".
In object relations theory, the paranoid-schizoid position is a state of mind of children, from birth to four or six months of age. Melanie Klein [2] has described the earliest stages of infantile psychic life in terms of a successful completion of development through certain positions. A position, for Klein, is a set of psychic functions that ...
The epidemiology of child psychiatric disorders is the study of the incidence, prevalence, and distribution of conditions in child and adolescent psychiatry.Subfields of pediatric psychiatric epidemiology include developmental epidemiology, which focuses on the genetic and environmental causes of child psychiatric disorders.
Cluster A personality disorders are characterized by odd and uncommon thinking or behavior. This includes paranoid personality disorder, schizoid personality disorder and schizotypal personality disorder. Cluster B : Disorders are distinguished by overly emotional behavior leading up to unpredictable thinking/behavior, and being overly dramatic.
Stimulant psychosis is a mental disorder characterized by psychotic symptoms (such as hallucinations, paranoid ideation, delusions, disorganized thinking, grossly disorganized behaviour). It involves and typically occurs following an overdose or several day binge on psychostimulants , [ 1 ] although it can occur in the course of stimulant ...
Child psychopathology can cause separation anxiety from parents, [14] attention deficit disorders in children, [15] sleep disorders in children, [16] aggression with both peers and adults, [17] night terrors, [18] extreme anxiety, [19] anti social behavior, [20] depression symptoms, [21] aloof attitude, [22] sensitive emotions, [23] and ...