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The definition and classification of mental disorders are key issues for researchers as well as service providers and those who may be diagnosed. For a mental state to be classified as a disorder, it generally needs to cause dysfunction. [15] Most international clinical documents use the term mental "disorder", while "illness" is also common.
The term "comorbid" has three definitions: to indicate a medical condition existing simultaneously but independently with another condition in a patient. to indicate a medical condition in a patient that causes, is caused by, or is otherwise related to another condition in the same patient. [3]
Ψ , the first letter of the Greek word psyche from which the term psychology is derived, is commonly associated with the field of psychology. In 1890, William James defined psychology as "the science of mental life, both of its phenomena and their conditions." [14] This definition enjoyed widespread currency for decades.
Conversion disorder involves the unintentional production of symptoms or deficits affecting motor or sensory function that are not fully explained by a neurological or medical condition. [1] This can manifest as paralysis, for example. It generally involves psychological factors, and symptoms may worsen in the context of situational conflict. [1]
Recent advances in psychological, medical, and physiological research have led to a new way of thinking about health and illness. This conceptualization, which has been labeled the biopsychosocial model, views health and illness as the product of a combination of factors including biological characteristics (e.g., genetic predisposition), behavioral factors (e.g., lifestyle, stress, health ...
Positive psychology is increasingly prominent in mental health. A holistic model of mental health generally includes concepts based upon anthropological, educational, psychological, religious, and sociological perspectives. There are also models as theoretical perspectives from personality, social, clinical, health and developmental psychology ...
A medical psychologist must obtain specific qualification in psychopharmacology to prescribe psychiatric medications and other pharmaceutical drugs. [1] A trained medical psychologist or clinical psychopharmacologist with prescriptive authority is a mid-level provider who prescribes psychotropic medication such as antidepressants for mental health disorders. [2]
This is an accepted version of this page This is the latest accepted revision, reviewed on 14 December 2024. The following is a list of mental disorders as defined at any point by the Diagnostic and Statistical Manual of Mental Disorders (DSM) or the International Classification of Diseases (ICD). A mental disorder, also known as a mental illness, mental health condition, or psychiatric ...