Waxay ka mid yihiin khayaali ah in la xakameeyo by ciidan dibadda ah, aaminsan in fikirrada la gelin ama ka mid ah maskaxda mid ka mid ah la saaro, aaminsan in mid ka mid ah fikirrada waxaa lagu baahinayaa in dadka kale, iyo maqalka codadka hallucinatory in faallo ka mid ah fikirrada ama falalka ama in ay wada hadal la yeeshaan codadka kale hallucinated. Inkasta oo ay si weyn uga qayb qaatay in shuruudaha cudurka hadda, qaaska ah ee calaamadaha ugu horeysay ee la weydiiyay ayaa la su'aalay. Dib u eegis ah ee daraasadaha maskaxda lagu sameeyay inta u dhaxaysa 1970 iyo 2005 in ay u oggolaadaan diidmada ah ama kala soocid ah ee Schneider ee xaaladaha maskaxeed, waxaa loo yaqaan calaamadaha heerka koowaad ama calaamadaha Schneider ee heerka koowaad.
dhif iyo naadir