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Trichophagia is a form of disordered eating in which persons with the disorder suck on, chew, swallow, or otherwise eat hair. [1] The term is derived from ancient Greek θρίξ, thrix ("hair") and φαγεῖν, phagein ("to eat"). [2]
In patients that have a history of eating disorders, Rumination syndrome is grouped alongside eating disorders such as bulimia and pica, which are themselves grouped under non-psychotic mental disorder. In most healthy adolescents and adults who have no mental disability, Rumination syndrome is considered a motility disorder instead of an ...
Brief psychotic disorder—according to the classifications of mental disorders DSM-IV-TR and DSM-5—is a psychotic condition involving the sudden onset of at least one psychotic symptom (such as disorganized thought/speech, delusions, hallucinations, or grossly disorganized or catatonic behavior) lasting 1 day to 1 month, often accompanied by emotional turmoil.
Patients with atypical anorexia were diagnosed with the DSM-4 qualification "eating disorder not otherwise specified" (EDNOS) until the DSM-5 was released in 2013. [4] Prior to DSM-5, EDNOS made up the majority of eating disorders diagnoses, making it difficult to estimate the prevalence of atypical anorexia during this period. [4]
The Research Domain Criteria (RDoC) project is an initiative of personalized medicine in psychiatry developed by US National Institute of Mental Health (NIMH). In contrast to the Diagnostic and Statistical Manual of Mental Disorders (DSM) maintained by the American Psychiatric Association (APA), RDoC aims to address the heterogeneity in the current nosology by providing a biologically-based ...
Stimulant use disorder is a type of substance use disorder where the use of stimulants caused clinically significant impairment or distress. It is defined in the DSM-5 as "the continued use of amphetamine-type substances, cocaine, or other stimulants leading to clinically significant impairment or distress, from mild to severe". [1]
Intermittent explosive disorder (sometimes abbreviated as IED, also referred to as episodic dyscontrol syndrome) is a behavioral disorder characterized by explosive outbursts of anger and/or violence, often to the point of rage, that are disproportionate to the situation at hand (e.g., impulsive shouting, screaming or excessive reprimanding triggered by relatively inconsequential events).
Unusual responses to sensory stimuli are more common and prominent in individuals with autism, and sensory abnormalities are commonly recognized as diagnostic criteria in autism spectrum disorder (ASD), as reported in the Diagnostic and Statistical Manual of Mental Disorders (DSM-V); although there is no good evidence that sensory symptoms ...