Category: Mood disorders For other uses, see Dementia (disambiguation). ... Multi-infarct dementia, also known as vascular dementia, is a form of dementia resulting from brain damage caused by stroke or transient ischemic attacks (also known as mini-strokes). ... “Delirious” redirects here. ... Physical dependence describes increased tolerance of a drug combined with a physical need of the drug to function. ... Korsakoffs syndrome (Korsakoffs psychosis, amnesic-confabulatory syndrome), is a degenerative brain disorder caused by the lack of thiamine (vitamin B1) in the brain. ... Disorganized schizophrenia is a subtype of schizophrenia as defined in the Diagnostic and Statistical Manual of Mental Disorders. ... Schizotypal personality disorder, or simply schizotypal disorder, is a personality disorder that is characterized by a need for social isolation, odd behaviour and thinking, and often unconventional beliefs such as being convinced of having extra sensory abilities. ... Delusional disorder is a psychiatric diagnosis denoting a psychotic mental illness that involves holding one or more non-bizarre delusions in the absence of any other significant psychopathology (signs or symptoms of mental illness). ... Folie à deux (literally, a madness shared by two) is a rare psychiatric syndrome in which a symptom of psychosis (particularly a paranoid or delusional belief) is transmitted from one individual to another. ... A mood disorder is a condition whereby the prevailing emotional mood is distorted or inappropriate to the circumstances. ... Mania is a severe medical condition characterized by extremely elevated mood, energy, and thought patterns. ... For other uses, see Bipolar. ... Clinical depression (also called major depressive disorder, or unipolar depression when compared to bipolar disorder) is a state of intense sadness, melancholia or despair that has advanced to the point of being disruptive to an individuals social functioning and/or activities of daily living. ... Dysthymia (or dysthymic disorder) is a form of the mood disorder of depression characterized by a lack of enjoyment/pleasure in life that continues for at least two years. ... Agoraphobia is an anxiety disorder which primarily consists of the fear of experiencing a difficult or embarrassing situation from which the sufferer cannot escape. ... This article needs additional references or sources for verification. ... Panic disorder is a diagnosed psychiatric mental condition that causes the sufferer to experience sporadic, intense, and often reoccurring panic attacks. ... This article needs additional references or sources to facilitate its verification. ... This article cites its sources but does not provide page references. ... Acute stress reaction is a psychological condition arising in response to a terrifying event. ... Post-traumatic stress disorder (PTSD) is a term for certain severe psychological consequences of exposure to, or confrontation with, stressful events that the person experiences as highly traumatic. ... In psychology, adjustment disorder refers to a psychological disturbance that develops in response to a stressor. ... // Definition Conversion Disorder is a DSM-IV diagnosis which describes neurological symptoms such as weakness, sensory disturbance and attacks that look like epilepsy but which can not be attributed to a known neurological disease. ... Somatization disorder (or Briquets disorder) is a type of mental illness in which a patient manifests a psychiatric condition as a physical complaint. ... Neurasthenia was a term first coined by George Miller Beard in 1869 to describe a condition with symptoms of fatigue, anxiety and pessimism. ... For the symphonic black metal band, see Anorexia Nervosa (band) For other uses, see Anorexia Anorexia nervosa is a psychiatric diagnosis that describes an eating disorder characterized by low body weight and body image distortion with an obsessive fear of gaining weight. ... Bulimia nervosa, commonly known as bulimia, is an eating disorder. ... Personality disorders form a class of mental disorders that are characterized by long-lasting rigid patterns of thought and actions. ... Passive-aggressive behavior refers to passive, sometimes obstructionist resistance to following authoritative instructions in interpersonal or occupational situations. ... Kleptomania (Greek: κλέπτειν, kleptein, to steal, μανία, mania) is an inability or great difficulty in resisting impulses of stealing. ... This article or section does not cite any references or sources. ... Voyeurism is a practice in which an individual derives sexual pleasure from observing other people. ... A factitious disorder or FD is a mental disorder where the ill individuals symptoms are either self-induced or falsified by the patient. ... This article is about the self-inflicted factitious disorder. ... Mental retardation is a term for a pattern of persistently slow learning of basic motor and language skills (milestones) during childhood, and a significantly below-normal global intellectual capacity as an adult. ... Specific developmental disorders categorizes specific learning disabilities and developmental disorders affecting coordination. ... Speech disorders or speech impediments, as they are also called, are a type of communication disorders where normal speech is disrupted. ... Expressive language disorder (DSM 315. ... Look up aphasia in Wiktionary, the free dictionary. ... Expressive aphasia, known as Brocas aphasia in clinical neuropsychology and agrammatic aphasia in cognitive neuropsychology, is an aphasia caused by damage to Brocas area in the brain. ... Receptive aphasia, also known as Wernickes aphasia, Fluent aphasia or sensory aphasia in clinical neuropsychology and cognitive neuropsychology, is a type of aphasia often (but not always) caused by neurological damage to Wernickes area in the brain. ... Landau-Kleffner syndrome (LKS), also called progressive epileptic aphasia, is a rare, childhood neurological syndrome characterized by the sudden or gradual development of aphasia (the inability to understand or express language) and an abnormal electroencephalogram (EEG). ... For the programming language, see Lisp (programming language). ... This article is about developmental dyslexia. ... Dysgraphia (or agraphia) is a difficulty writing coherently, if at all, regardless of ability to read. ... Gerstmann syndrome is a neurological disorder. ... It has been suggested that this article or section be merged with Apraxia. ... Autism is classified by the World Health Organization and American Psychological Association as a developmental disability that results from a disorder of the human central nervous system. ... A woman with Retts Syndrome Rett syndrome is a neurodevelopmental disorder that is classified as a pervasive developmental disorder by the DSM-IV. Many [1] argue that this is a mis-classification just as it would be to include such disorders as fragile X syndrome, tuberous sclerosis, or Down... Asperger syndrome (also referred to as Aspergers syndrome, Aspergers disorder, Aspergers, or AS) is a condition on the autistic spectrum. ... Attention-Deficit/Hyperactivity Disorder (ADHD) (sometimes referred to as ADD for those without hyperactivity) is thought to be a neurological disorder, always present from childhood, which manifests itself with symptoms such as hyperactivity, forgetfulness, poor impulse control, and distractibility. ... In psychiatry, conduct disorder is a pattern of repetitive behavior where the rights of others or the social norms are violated. ... // Oppositional defiant disorder is a psychiatric category listed in the Diagnostic and Statistical Manual of Mental Disorders where it is described as an ongoing pattern of disobedient, hostile, and defiant behavior toward authority figures that goes beyond the bounds of normal childhood behavior. ... Separation anxiety disorder (or simply separation anxiety) is a psychological condition in which an individual has excessive anxiety regarding separation from home or from people to whom the individual has a strong emotional attachment (like a mother). ... Selective mutism is a social anxiety disorder, in which a person who is normally capable of speech is unable to speak in given situations. ... It has been suggested that this article or section be merged with Attachment disorder. ... A tic is a repeated, impulsive action, almost reflexive in nature, which the actor feels powerless to control or avoid. ... Tourette syndrome (also called Tourettes syndrome, Tourettes disorder, Gilles de la Tourette syndrome, GTS or, more commonly, simply Tourettes or TS) is an inherited neurological disorder with onset in childhood, characterized by the presence of multiple physical (motor) tics and at least one vocal (phonic) tic; these... Stuttering, also known as stammering in the United Kingdom, is a speech disorder in which the flow of speech is disrupted by involuntary repetitions and prolongations of sounds, syllables, words or phrases; and involuntary silent pauses or blocks in which the stutterer is unable to produce sounds. ... Cluttering (also called tachyphemia) is a communicative disorder characterized by speech that is difficult for listeners to understand due to rapid speaking rate, erratic rhythm, poor syntax or grammar, and words or groups of words unrelated to the sentence. ...