Generalized anxiety disorder (GAD) is an anxiety disorder that is characterized by excessive, uncontrollable and often irrational worry about everyday things that is disproportionate to the actual source of worry. This excessive worry often interferes with daily functioning, as individuals suffering GAD typically anticipate disaster, and are overly concerned about everyday matters such as health [...]
By definition, acute stress disorder is the result of a traumatic event in which the person experiences or witnesses an event that causes the victim/witness to experience extreme, disturbing or unexpected fear, stress or pain, and that involves or threatens serious injury, perceived serious injury or death to themselves or someone else. Acute stress reaction is a [...]
In psychiatry, adjustment disorder (AD) is a psychological response to an identifiable stressor or group of stressors that cause(s) significant emotional or behavioral symptoms that do not meet criteria for anxiety disorder, PTSD, or acute stress disorder. The condition is different from anxiety disorder, which lacks the presence of a stressor, or post-traumatic stress disorder and acute stress disorder, which usually are associated [...]
Not to be confused with agraphobia, agoraphobia is a condition where the sufferer becomes anxious in environments that are unfamiliar or where he or she perceives that they have little control. Triggers for this anxiety may include wide open spaces, crowds (social anxiety), or traveling (even short distances). Agoraphobia is often, but not always, compounded by [...]
Agoraphobia Without a History of Panic Disorder is an anxiety disorder characterized by extreme fear of experiencing panic symptoms, of panic attacks. Agoraphobia typically develops as a result of having panic disorder. In a small minority of cases, however, agoraphobia can develop by itself without being triggered by the onset of panic attacks. Historically, there has been debate over whether [...]
Anorexia nervosa (AN), also known as simply Anorexia, is an eating disorder characterized by refusal to maintain a healthy body weight and an obsessive fear of gaining weight. It is often coupled with a distorted self image which may be maintained by various cognitive biases that alter how the affected individual evaluates and thinks about her or his body, food and [...]
Anorgasmia is a type of sexual dysfunction in which a person cannot achieve orgasm, even with adequate stimulation. In males the condition is often related to delayed ejaculation. Anorgasmia can often cause sexual frustration. Anorgasmia is far more common in females than in males and is especially rare in younger men. The condition is sometimes [...]
Anxiety disorders are blanket terms covering several different forms of abnormal and pathological fear and anxiety which only came under the aegis of psychiatry at the very end of the 19th century. Gelder, Mayou & Geddes (2005) explains that anxiety disorders are classified in two groups: continuous symptoms and episodic symptoms. Current psychiatric diagnostic criteria recognize a [...]
Bipolar disorder is a condition in which people experience abnormally elevated (manic or hypomanic) and, in many cases, abnormally depressed states for periods of time in a way that interferes with functioning. Not everyone’s symptoms are the same, and there is no simple physiological test to confirm the disorder. Bipolar disorder can appear to be unipolar [...]
Body dysmorphic disorder (BDD) (previously known as dysmorphophobia is sometimes referred to as body dysmorphia or dysmorphic syndrome) is a (psychological) somatoform disorder in which the affected person is excessively concerned about and preoccupied by a perceived defect in his or her physical features (body image). The sufferer may complain of several specific features or a single feature, or a vague feature or [...]
Borderline personality disorder (BPD) is a personality disorder described as a prolonged disturbance of personality function in a person (generally over the age of eighteen years, although it is also found in adolescents), characterized by depth and variability of moods. The disorder typically involves unusual levels of instability in mood; black and white thinking, or splitting; the disorder often manifests itself inidealization [...]
Brief psychotic disorder is a period of psychosis whose duration is generally shorter, non re-occurring, and not better accounted for by another condition. The disorder is characterized by a sudden onset of psychotic symptoms, which may include delusions, hallucinations, disorganized speech or behavior, or catatonic behavior. The symptoms must not be better accounted for by schizophrenia, schizoaffective disorder, delusional disorderor mania in bipolar disorder. They must [...]
Bulimia nervosa is an eating disorder characterized by binge eating, or consuming a large amount of food in a short amount of time, followed by an attempt to rid oneself of the calories consumed, usually by purging (vomiting) and/or by laxative, diuretics or excessive exercise. Bulimia nervosa is nine times more likely to occur in women than men (Barker 2003). [...]
Conversion disorder is a condition in which patients present with neurological symptoms such as numbness, blindness, paralysis, or fitswithout a neurological cause. It is thought that these problems arise in response to difficulties in the patient’s life, and conversion is considered a psychiatric disorder in the Diagnostic and Statistical Manual of Mental Disorders 4th edition (DSM-IV). Formerly known as “hysteria”, [...]
Cyclothymia is a serious mood and mental disorder that causes both hypomanic and depressive episodes. It is defined medically within the bipolar spectrum and consists of recurrent disturbances between sudden hypomania and dysthymic episodes. The diagnosis of cyclothymic disorder is not made when there is a history of mania or major depressive episode or mixed [...]
Delusional disorder is an uncommon psychiatric condition in which patients present with circumscribed symptoms of non-bizarre delusions, but with the absence of prominent hallucinations and no thought disorder, mood disorder, or significant flattening of affect. For the diagnosis to be made, auditory and visual hallucinations cannot be prominent, though olfactory or tactile hallucinations related to the content of the [...]
Depersonalization disorder (DPD) is a dissociative disorder in which the sufferer is affected by persistent or recurrent feelings of depersonalization and/or derealization. Diagnostic criteria include persistent or recurrent experiences of feeling detached from one’s mental processes or body. The symptoms include a sense of automation, going through the motions of life but not experiencing it, [...]
Dissociative disorders are defined as conditions that involve disruptions or breakdowns of memory, awareness, identity and/or perception. Disorders in this Category Psychogenic Amnesia Fugue State Dissociative Identity (Multiple Personality) Disorder Depersonalization Disorder
Dissociative identity disorder is a psychiatric diagnosis and describes a condition in which a person displays multiple distinct identities or personalities (known as alter egos or alters), each with its own pattern of perceiving and interacting with the environment. Each sub personality or alternate personalities have a unique set of memories, behaviors, thoughts and emotions related to each specific personality. In the International Statistical Classification [...]
