Psychiatric diagnosis

Vascular dementia, also known as multi-infarct dementia (MID) and vascular cognitive impairment (VCI), is dementia caused by problems in the supply of blood to the brain, typically a series of minor strokes, leading to worsening cognitive decline that occurs step by step.

Brief reactive psychosis, referred to in the DSM IV-TR as "brief psychotic disorder with marked stressor(s)", is the psychiatric term for psychosis which can be triggered by an extremely stressful event in the life of an individual.

Münchausen syndrome is a psychiatric factitious disorder wherein those affected feign disease, illness, or psychological trauma to draw attention, sympathy, or reassurance to themselves.

Excoriation disorder (also known as dermatillomania, skin-picking disorder, neurotic excoriation, acne excoriee, pathologic skin picking (PSP), compulsive skin picking (CSP) or psychogenic excoriation) is a mental disorder characterized by the repeated urge to pick at one's own skin, often to the extent that damage is caused.

Ego-dystonic sexual orientation is an ego-dystonic mental disorder characterized by having a sexual orientation or an attraction that is at odds with one's idealized self-image, causing anxiety and a desire to change one's orientation or become more comfortable with one's sexual orientation.

Restless legs syndrome (RLS) is a disorder that causes a strong urge to move one's legs.

The term autism spectrum or autism spectrum disorder describes a range of conditions classified as neurodevelopmental disorders in the fifth and most recent revision of the American Psychiatric Association's Diagnostic and Statistical Manual of Mental Disorders (DSM-5) published in 2013.

Folie à deux (/fɒˈli ə ˈduː/; French pronunciation: ​[fɔli a dø]; French for "madness of two"), or shared psychosis, is a psychiatric syndrome in which symptoms of a delusional belief and hallucinations are transmitted from one individual to another.

Behavioral addiction is a form of addiction that involves a compulsion to engage in a rewarding non-drug-related behavior – sometimes called a natural reward – despite any negative consequences to the person's physical, mental, social or financial well-being.

Schizophreniform disorder is a mental disorder diagnosed when symptoms of schizophrenia are present for a significant portion of the time within a one-month period, but signs of disruption are not present for the full six months required for the diagnosis of schizophrenia.

Selective mutism (SM) is an anxiety disorder in which a person who is normally capable of speech does not speak in specific situations or to specific people.

Cluttering (also called tachyphemia or tachyphrasia) is a speech and communication disorder characterized by a rapid rate of speech, erratic rhythm, and poor syntax or grammar, making speech difficult to understand.

Nosophobia is the irrational fear of contracting a disease, a type of specific phobia.

Substance abuse, also known as drug abuse, is a patterned use of a drug in which the user consumes the substance in amounts or with methods which are harmful to themselves or others, and is a form of substance-related disorder.

Dependent personality disorder (DPD), formerly known as asthenic personality disorder, is a personality disorder that is characterized by a pervasive psychological dependence on other people.

Female sexual arousal disorder (FSAD) is a disorder characterized by a persistent or recurrent inability to attain sexual arousal or to maintain arousal until the completion of a sexual activity.

Self-harm (SH), also known as self-injury, is defined as the intentional, direct injuring of body tissue, done without suicidal intentions.

Pyromania is an impulse control disorder in which individuals repeatedly fail to resist impulses to deliberately start fires, in order to relieve tension or for instant gratification.

Seasonal affective disorder (SAD), also known as winter depression, winter blues, summer depression or seasonal depression, is a mood disorder subset in which people who have normal mental health throughout most of the year experience depressive symptoms at the same time each year, most commonly in the winter.

Hypochondriasis, also known as hypochondria, health anxiety or illness anxiety disorder, refers to worry about having a serious illness.

Dual-role transvestism is the formal diagnosis used by psychologists and physicians to describe people who wear clothes of the opposite sex to experience being the opposite sex temporarily, but don't have a sexual motive or want gender reassignment surgery.

Alzheimer's disease (AD), also known as just Alzheimer's, is a chronic neurodegenerative disease that usually starts slowly and gets worse over time.

Parkinson's disease (PD) is a long-term disorder of the central nervous system that mainly affects the motor system.

Anorexia nervosa, often referred to simply as anorexia, is an eating disorder characterized by a low weight, fear of gaining weight, a strong desire to be thin, and food restriction.

Clouding of consciousness, also known as brain fog or mental fog, is a term used in medicine denoting an abnormality in the regulation of the overall level of consciousness that is mild and less severe than a delirium.

Psychosis refers to an abnormal condition of the mind described as involving a "loss of contact with reality".

Bulimia nervosa, also known as simply bulimia, is an eating disorder characterized by binge eating followed by purging.

Erectile dysfunction (ED) or impotence is sexual dysfunction characterized by the inability to develop or maintain an erection of the penis during sexual activity in humans.

Sexual sadism disorder is the condition of experiencing sexual arousal in response to the extreme pain, suffering or humiliation of others.

Sexual masochism disorder (SMD) is the condition of experiencing recurring and intense sexual arousal in response to enduring moderate or extreme pain, suffering, or humiliation.

Frontotemporal dementia (FTD) is the clinical presentation of frontotemporal lobar degeneration, which is characterized by progressive neuronal loss predominantly involving the frontal and/or temporal lobes, and typical loss of over 70% of spindle neurons, while other neuron types remain intact.

Dissociative identity disorder (DID), previously known as multiple personality disorder (MPD), is a mental disorder characterized by at least two distinct and relatively enduring identities or dissociated personality states that alternately show in a person's behavior, accompanied by memory impairment for important information not explained by ordinary forgetfulness.

Stuttering (/ˈstʌtərɪŋ/) or stammering (/ˈstæmərɪŋ/) (alalia syllabaris, alalia literalis or anarthria literalis) is a speech disorder in which the flow of speech is disrupted by involuntary repetitions and prolongations of sounds, syllables, words or phrases as well as involuntary silent pauses or blocks in which the person who stutters is unable to produce sounds.

Depersonalization disorder (DPD), also known as depersonalization-derealization syndrome, is a mental disorder in which the person has persistent or recurrent feelings of depersonalization and/or derealization.

Postpartum psychosis (or puerperal psychosis) is a term that covers a group of mental illnesses with the sudden onset of psychotic symptoms following childbirth.

Bipolar I disorder (BP-I; pronounced "type one bipolar disorder") is a bipolar spectrum disorder characterized by the occurrence of at least one manic or mixed episode.

Eating disorder not otherwise specified (EDNOS) is an eating disorder that does not meet the criteria for: anorexia nervosa, bulimia nervosa, or binge eating.

Anxiety disorders are a group of mental disorders characterized by feelings of anxiety and fear.

Parasomnias are a category of sleep disorders that involve abnormal movements, behaviors, emotions, perceptions, and dreams that occur while falling asleep, sleeping, between sleep stages, or during arousal from sleep.

Paranoid personality disorder (PPD) is a mental disorder characterized by paranoia and a pervasive, long-standing suspiciousness and generalized mistrust of others.

Problem gambling (or ludomania, but usually referred to as "gambling addiction" or "compulsive gambling") is an urge to gamble continuously despite harmful negative consequences or a desire to stop.

Oppositional defiant disorder (ODD) is defined by the DSM-5 as "a pattern of angry/irritable mood, argumentative/defiant behavior, or vindictiveness lasting at least six months.

Nail biting, also known as onychophagy or onychophagia, is an oral compulsive habit.

Somatization disorder (also Briquet's syndrome) was a mental disorder characterized by recurring, multiple, and current, clinically significant complaints about somatic symptoms, although it is no longer considered a clinical diagnosis.

Poly drug use refers to the use of two or more psychoactive drugs in combination to achieve a particular effect.

Da Costa's syndrome, which was colloquially known as soldier's heart, is a syndrome with a set of symptoms that are similar to those of heart disease, though a physical examination does not reveal any physiological abnormalities.

A phobia is a type of anxiety disorder, defined by a persistent fear of an object or situation.

Anorgasmia is a type of sexual dysfunction in which a person cannot achieve orgasm despite adequate stimulation.

Paraphilia (also known as sexual perversion and sexual deviation) is the experience of intense sexual arousal to atypical objects, fetishes, situations, fantasies, behaviors, or individuals.

A nightmare, also called a bad dream, is an unpleasant dream that can cause a strong emotional response from the mind, typically fear but also despair, anxiety and great sadness.

Traumatic brain injury (TBI), also known as intracranial injury, occurs when an external force traumatically injures the brain.

Sexual fetishism or erotic fetishism is a sexual focus on a nonliving object or nongenital body part.

Kleptomania or klopemania is the inability to refrain from the urge to steal items and is done for reasons other than personal use or financial gain.

Atypical depression, or depression with atypical features as it has been known in the DSM IV, is depression that shares many of the typical symptoms of the psychiatric syndromes major depression or dysthymia but is characterized by improved mood in response to positive events.

Disorganized schizophrenia, also known as hebephrenia, is a subtype of schizophrenia, although it is not recognized in the latest version of the Diagnostic and Statistical Manual of Mental Disorders.

Hypersexuality is a clinical diagnosis used by mental healthcare researchers and providers to describe extremely frequent or suddenly increased sexual urges or sexual activity.

The diagnosis of schizophrenia is based on criteria in either the American Psychiatric Association's Diagnostic and Statistical Manual of Mental Disorders, version DSM-IV-TR, or the World Health Organization's International Statistical Classification of Diseases and Related Health Problems, the ICD-10.

Rumination syndrome, or Merycism, is an under-diagnosed chronic motility disorder characterized by effortless regurgitation of most meals following consumption, due to the involuntary contraction of the muscles around the abdomen.

Tic disorders is defined in the Diagnostic and Statistical Manual of Mental Disorders (DSM) based on type (motor or phonic) and duration of tics (sudden, rapid, nonrhythmic movements).

Developmental disability is a diverse group of chronic conditions that are due to mental or physical impairments.

Idiopathic hypersomnia is a condition, thought to be a neurological disorder, which is characterized primarily by excessive daytime sleepiness (EDS).

Antisocial personality disorder (ASPD), also known as dissocial personality disorder (DPD) and sociopathy, is a personality disorder, characterized by a pervasive pattern of disregard for, or violation of, the rights of others.

The effects of genocide on youth include psychological and demographic effects that affect the transition into adulthood.

The Traumatology Institute (Canada) is an international mental health consulting and training organization focused on after trauma care located in Toronto, Canada.

Separation anxiety disorder (SAD), is a psychological condition in which an individual experiences excessive anxiety regarding separation from home or from people to whom the individual has a strong emotional attachment (e.g. a parent, caregiver, significant other or siblings).

Dissociative disorders (DD) are conditions that involve disruptions or breakdowns of memory, awareness, identity, or perception.

Substance abuse, also known as drug abuse, is a patterned use of a substance (drug) in which the user consumes the substance in amounts or with methods which are harmful to themselves or others.

Posttraumatic stress disorder (PTSD) is a mental disorder that can develop after a person is exposed to a traumatic event, such as sexual assault, warfare, traffic collisions, or other threats on a person's life.

Cyclothymia (/ˌsaɪkloʊˈθaɪmiə/), also called cyclothymic disorder, is a type of chronic mood disorder widely considered to be a more chronic but milder or subthreshold form of bipolar disorder.

Sexual maturation disorder is a disorder of anxiety or depression related to an uncertainty about one's gender identity or sexual orientation.

Disinhibited attachment disorder of childhood (DAD) according to the International Classification of Diseases (ICD-10), is defined as: "A particular pattern of abnormal social functioning that arises during the first five years of life and that tends to persist despite marked changes in environmental circumstances, e.

An organic mental disorder (OMD), also known as organic brain syndrome or chronic organic brain syndrome, is a form of decreased mental function due to a medical or physical disease, rather than a psychiatric illness.

Postpartum depression (PPD), also called postnatal depression, is a type of clinical depression which can affect both sexes after childbirth.

Dissociative fugue, formerly fugue state or psychogenic fugue, is a DSM-5 dissociative disorder.

The childhood disintegrative disorder (CDD), also known as Heller's syndrome and disintegrative psychosis, is a rare condition characterized by late onset of developmental delays—or stunning reversals—in language, social function, and motor skills.

A major depressive episode is a period characterized by the symptoms of major depressive disorder: primarily depressed mood for two weeks or more, and a loss of interest or pleasure in everyday activities, accompanied by other symptoms such as feelings of emptiness, hopelessness, anxiety, worthlessness, guilt and/or irritability, changes in appetite, problems concentrating, remembering details or making decisions, and thoughts of or attempts at suicide.

Generalized anxiety disorder (GAD) is an anxiety disorder characterized by excessive, uncontrollable and often irrational worry, that is, apprehensive expectation about events or activities.

Histrionic personality disorder (HPD) is defined by the American Psychiatric Association as a personality disorder characterized by a pattern of excessive attention-seeking emotions, usually beginning in early adulthood, including inappropriately seductive behavior and an excessive need for approval.

Night terror, also known as sleep terror, is a sleep disorder, causing feelings of terror or dread, and typically occurs during the first hours of stage 3-4 non-rapid eye movement (NREM) sleep.

Schizotypal personality disorder (STPD) or schizotypal disorder is a mental disorder characterized by severe social anxiety, paranoia, and often unconventional beliefs.

Substance intoxication is a type of substance use disorder which is potentially maladaptive and impairing, but reversible, and associated with recent use.

Sexual dysfunction (or sexual malfunction or sexual disorder) is difficulty experienced by an individual or a couple during any stage of a normal sexual activity, including physical pleasure, desire, preference, arousal or orgasm.

Hypomania (literally "under mania" or "less than mania") is a mood state characterized by persistent disinhibition and pervasive elevated (euphoric) with or without irritable mood but generally less severe than full mania.

A pervasive developmental disorder not otherwise specified (PDD-NOS) is one of the three autism spectrum disorders (ASD) and also one of the five disorders classified as a pervasive developmental disorder (PDD).

Substance-induced psychosis (commonly known as toxic psychosis) is a form of substance use disorder where psychosis can be attributed to substance use.

Sexual relationship disorder is a disorder where a person has difficulties in forming or maintaining a sexual relationship because of their gender identity or sexual orientation.

HIV-associated neurocognitive disorders (HAND) are neurological disorders associated with HIV infection and AIDS.

Dysthymia (/dɪsˈθaɪmiə/ dis-THY-mee-ə, from Ancient Greek δυσθυμία, "bad state of mind"), sometimes also called neurotic depression, dysthymic disorder, or chronic depression, is a mood disorder consisting of the same cognitive and physical problems as in depression, with less severe but longer-lasting symptoms.

Major depressive disorder (MDD), also known as simply depression, is a mental disorder characterized by at least two weeks of low mood that is present across most situations.

Schizoid personality disorder (SPD) is a personality disorder characterized by a lack of interest in social relationships, a tendency towards a solitary or sheltered lifestyle, secretiveness, emotional coldness, and apathy.

Avoidant personality disorder (AvPD), also known as anxious personality disorder, is a Cluster C personality disorder.

Neurasthenia is a term that was first used at least as early as 1829 to label a mechanical weakness of the actual nerves, rather than the more metaphorical "nerves" referred to by George Miller Beard later.

Conduct disorder (CD) is a mental disorder diagnosed in childhood or adolescence that presents itself through a repetitive and persistent pattern of behavior in which the basic rights of others or major age-appropriate norms are violated.

Panic disorder is an anxiety disorder characterized by recurrent unexpected panic attacks.