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Notalgia paresthetica or Notalgia paraesthetica (NP) (also known as "Hereditary localized pruritus", "Posterior pigmented pruritic patch", and " subscapular pruritus" [ 1 ]) is a chronic sensory neuropathy. Notalgia paresthetica is a common localized itch, affecting mainly the area between the shoulder blades (especially the T2 – T6 ...
Tactile hallucinations are recurrent symptoms of neurological diseases such as schizophrenia, Parkinson's disease, Ekbom's syndrome and delirium tremens. Patients who experience phantom limb pains also experience a type of tactile hallucination. Tactile hallucinations are also caused by drugs such as cocaine and alcohol.
Complex visual hallucinations consist of highly detailed representations of people and objects. [6] The most common hallucination is of faces or cartoons. [7] Those affected understand that the hallucinations are not real, and the hallucinations are only visual, that is, they do not occur in any other senses (such as hearing, smell or taste).
Peduncular hallucinosis (PH) is a rare neurological phenomenon that causes vivid visual hallucinations that typically occur in dark environments and last for several minutes. Unlike some other kinds of hallucinations, the hallucinations that patients with PH experience are very realistic, and often involve people and environments that are ...
Hyperphantasia. Hyperphantasia is the condition of having extremely vivid mental imagery. [ 1 ] It is the opposite condition to aphantasia, where mental visual imagery is not present. [ 2 ][ 3 ] The experience of hyperphantasia is more common than aphantasia [ 4 ][ 5 ] and has been described as being "as vivid as real seeing". [ 4 ]
Uncomfortable pressure, squeezing, fullness, or pain in the center of your chest. It lasts more than a few minutes, or comes and goes. Pain or discomfort in one or both arms, the back, neck, jaw ...
Specialty. Psychiatry, addiction psychiatry. Stimulant psychosis is a mental disorder characterized by psychotic symptoms (such as hallucinations, paranoid ideation, delusions, disorganized thinking, grossly disorganized behaviour). It involves and typically occurs following an overdose or several day binge on psychostimulants, [ 1 ] though one ...
Photopsia is the presence of perceived flashes of light in the field of vision. It is most commonly associated with: [4] Vitreous shrinkage or liquefaction, which is the most common cause of photopsia, causes a pull in vitreoretinal attachments, irritating the retina and causing it to discharge electrical impulses.