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A habit cough is a chronic cough that has no underlying organic cause or medical diagnosis, [1] [2] and does not respond to conventional medical treatment. [3] This is sometimes called tic cough, somatic cough syndrome and previously psychogenic cough, but without clinical justification.
Mass psychogenic illness (MPI), also called mass sociogenic illness, mass psychogenic disorder, epidemic hysteria or mass hysteria, involves the spread of illness symptoms through a population where there is no infectious agent responsible for contagion.
Classified as a "conversion disorder" by the DSM-IV, a psychogenic disease is a condition in which mental stressors cause physical symptoms matching other disorders. The manifestation of physical symptoms without biologically identifiable cause results from disruptions in normal brain function due to psychological stress.
Dissociative fugue (/ f juː ɡ / FYOOG), previously referred to as a fugue state or psychogenic fugue, [1] is a rare psychiatric condition characterized by reversible amnesia regarding one’s identity, often accompanied by unexpected travel or wandering.
However, this is likely a non-specific response to fever, as vaccination often induces fever, [8] and fever is known to be associated with seizures in persons with Dravet syndrome. [9] Some of the patients who put forth vaccine injury claims from encephalopathy were later found, upon testing, to actually have Dravet syndrome.
Psychogenic pain is physical pain that is caused, increased, or prolonged by mental, emotional, or behavioral factors, without evidence of physical injury or illness. [ 2 ] [ 3 ] [ 4 ] Headache, back pain, or stomach pain are some of the most common types of psychogenic pain. [ 5 ]
Because psychogenic amnesia is defined by its lack of physical damage to the brain, [16] treatment by physical methods is difficult. [7] Nonetheless, distinguishing between organic and dissociative memory loss has been described as an essential first-step in effective treatments. [ 1 ]
Signs and symptoms depend on if the febrile seizure is simple versus complex. In general, the child's temperature is greater than 38 °C (100.4 °F), [4] although most have a fever of 39 °C (102.2 °F) or higher. [6] Most febrile seizures will occur during the first 24 hours of developing a fever. [6]