psychological disorder
deviant, distressful, and dysfunctional behavior patterns
attention-deficit hyperactivity disorder (ADHD)
a psychological disorder marked by the appearance by age 7 of one or more of three key symptoms: extreme inattention, hyperactivity, and impulsivity
medical model
the concept that diseases have physical causes that can be diagnosed, treated, and, in most cases, cured. When applied to psychological disorders, it assumes that these mental illnesses can be diagnosed on the basis of their symptoms and cured through therapy, which may include treatment in a psychiatric hospital
DSM-IV(-TR)
the American Psychiatric Association's "Diagnostic and Statistical Manual of Mental Disorders", a widely used system for classifying psychological disorders. Presently distributed in an updated text revision, most recent is fifth edition
anxiety disorders
psychological disorders characterized by distressing, persistent anxiety or maladaptive behaviors that reduce anxiety
generalized anxiety disorder
an anxiety disorder in which a person is continually tense, apprehensive, and in a state of autonomic nervous system arousal
panic disorder
an anxiety disorder marked by unpredictable minutes-long episodes of intense dread in which a person experiences terror and accompanying chest pain, choking, or other frightening sensations
phobia
an anxiety disorder marked by a persistent, irrational fear and avoidance of a specific object or situation
obsessive-compulsive disorder (OCD)
an anxiety disorder characterized by unwanted repetitive thoughts and/or actions
post-traumatic stress disorder (PSTD)
an anxiety disorder characterized by haunting memories, nightmares, social withdrawal, jumpy anxiety, and/or insomnia that lingers for four weeks or more after a traumatic experience
dissociative disorders
disorders in which conscious awareness becomes separated from previous memories, thoughts, and feelings
dissociative identity disorder (DID)
a rare dissociative disorder in which a person exhibits two or more distinct and alternating personalities. Also called multiple personality disorder
mood disorders
psychological disorders characterized by emotional extremes
major depressive disorder
a mood disorder in which a person experiences, in the absence of drugs or a medical condition, two or more weeks of significantly depressed moods, feelings of worthlessness, and diminished interest or pleasure in most activities
mania
a mood disorder marked by a hyperactive, wildly optimistic state
bipolar disorder
a mood disorder in which the person alternates between the hopelessness and lethargy of depression and the overexcited state of mania (formerly called manic-depressive disorder)
schizophrenia
a group of severe disorders characterized by disorganized and delusional thinking, disturbed perceptions, and inappropriate emotions and actions
delusions
false beliefs, often of persecution or grandeur, that may accompany psychotic disorders
personality disorder
psychological disorder characterized by inflexible and enduring behavior patterns that impair social functioning
antisocial personality disorder
personality disorder in which the person, usually a man, exhibits a lack of conscience for wrongdoing, even toward friends and family members. May be aggressive and ruthless or a clever con artist.
autism
a disorder that appears in childhood and is marked by deficient communication, social interaction, and understanding of others' states of mind
Alzheimer's disease
a progressive and irreversible brain disorder characterized by gradual deterioration of memory, reasoning, language, and, finally, physical functioning
paranoid schizophrenia
preoccupations with delusions or hallucinations: often with themes of persecution or grandiosity
disorganized schizophrenia
disorganized speech or behavior, or flat or inappropriate emotion
catatonic schizophrenia
immobility or excessive, purposeless movement, extreme negativism, and/or parrot-like repeating of another's speech or movements
undifferentiated schizophrenia
many and varied symptoms
residual schizophrenia
withdrawal, after hallucinations and delusion have disappeared
histrionic personality disorder
displays shallow, attention-getting emotions and goes to great lengths to gain other's praise and reassurance
narcissistic personality disorder
exaggerate one's own importance, aided by success fantasies; find criticism hard to accept, often reacting with rage or shame
borderline personality
unstable identity, relationships, and emotions; the hardest to accurately diagnose
dependent personality
an excessive need to be taken care of, fear of separation, and clinging behavior
neurotic disorder
an old term for any distressing behavior that allows one to think rationally and function socially
psychotic disorder
an old term for losing contact with reality, experiencing irrational ideas and distorted perceptions
lithium
a chemical that provides an effective drug therapy for mood swings to bipolar disorders
psychogenic fugue
a dissociative disorder where a person loses all sense of identity, wanders away, and establishes a new life
splitting
failure to integrate positive and negative aspects of another's behavior into a coherent whole
culture-bound syndrome
recurrent, locally-specific patterns of aberrant behavior that may or may not be linked to a particular DSM-IV diagnostic category
amok
a dissociative episode in Malaysia characterized by a period of brooding followed by an outburst of violent behavior
ghost sickness
a preoccupation with death and the deceased among Native Americans. Bad dreams, dizziness, weakness, and feelings of futility
zar
in North Africa and the Middle East an experience of spirit possession where the person develops a relationship with the spirit. Withdrawal and apathy
Asperger's disorder
impairment in social interaction
somatoform disorders
physical complaints without a neurological explanation for the problem
factitious disorders
a psychological need to assume a sick role
malingering
falsifying symptoms to avoid responsibility
impulse control disorder
failure to resist destructive behavior
kleptomania
failure to resist stealing
pyromania
failure to resist setting fire
pathological gambling
persistent maladaptive gambling behavior
trichollomania
recurrent pulling out of one's hair
multiaxial assessment
Axis I: clinical disorders; Axis II: personality disorders; Axis III: General medical conditions; Axis IV: Psychosocial & environmental problems; Axis V: global assessment of functioning
narcissism
excessive self-love and self-absorption
paraphilias
sexual arousal from fantasies, behaviors, or urges involving nonhuman objects, the suffering of self or others, and/or nonconsenting persons