Näköpseudohallusinaatio
Näkösyönhäiriö, commonly referred to as visual snow syndrome, is a neurological condition characterized by a constant, persistent visual disturbance that resembles television static or "snow" superimposed on the entire visual field. This phenomenon is not a hallucination, as the individual is aware that the visual snow is an anomaly and not a real object or phenomenon.
The visual snow typically appears as tiny, flickering dots of white or gray that are present day
The exact cause of visual snow syndrome is not fully understood, but research suggests it may be