It is overwhelming, spellbinding; at first dreamlike, and then hallucinatory. Each time the events are more surreal, the perceptions more hallucinatory. Delusions are often connected with hallucinatory experiences. These afterimages probably represent an overlap in hallucinatory and illusory palinopsia. The resulting disruption in expected and perceived speech is thought to produce lucid hallucinatory experiences. G. N. M. Tyrrell interpreted OBEs as hallucinatory constructs relating to subconscious levels of personality. Over the next few days, Wang experiences strange hallucinatory effects. In 2015, Elizabeth Hand characterized the novel as "a dense, transgressive, hallucinatory, Joycean tour-de-force". He also excelled in portraying mental illness and hallucinatory states. Low doses of the drug can induce hallucinatory effects. Ronald Siegel (1980) also wrote that OBEs are hallucinatory fantasies. The philosophical implications of hallucinatory experiences in the sane are discussed by McCreery. He falls into bed and begins having more hallucinatory dreams. Future advancements in fMRI could potentially further our understanding of hallucinatory palinopsia and visual memory. Parkinson's disease is linked with Lewy body dementia for their similar hallucinatory symptoms.