Lilliputian hallucinations are infrequent but reported in a variety of states ranging from toxic metabolic states, medical, neurological and psychiatric conditions. We report three cases with different psychiatric diagnoses all presenting with vivid Lilliputian hallucinations. An attempt to apply the current biological mechanisms that explain complex visual hallucinations to Lilliputian halluci...

Visual disorders are an important symptom in the migraine of developing age. Different kinds of visual disturbances can precede, accompany or follow a migraine attack. These visual disturbances can be grouped into negative (hemianopsia, quadrantopsia, scotoma) and positive (phosphene, teicopsia, metamorphopsia, macropsia, micropsia, teleopsia, diplopia, dischromatopsia, hallucination disturbanc...

A 69 year old man with longstanding migraine with aura had four episodes of psychosis lasting 7-28 days during a 17 year period. During attacks he had formed visual hallucination and delusions, including reduplicative paramnesia. His mother was similarly affected. His EEG showed symmetrical frontal delta waves. The time course and EEG changes are similar to acute confusional migraine. The redup...

This article presents a report on the 2nd meeting of the International Consortium on Hallucination Research, held on September 12th and 13th 2013 at Durham University, UK. Twelve working groups involving specialists in each area presented their findings and sought to summarize the available knowledge, inconsistencies in the field, and ways to progress. The 12 working groups reported on the foll...

Although rumination has been proposed to play an important role in the creation of hallucinations, direct empirical tests of this proposal have not yet been performed. Employing a distinction between ruminative and reflective self-consciousness, we set out to test a new model of the relations among rumination, reflection, intrusive thoughts, thought suppression, social anxiety, and hallucinatio...

Internal autoscopy, a rare special type of visual hallucination, is claimed to have been mainly reported by French psychiatrist who considered it to occur mainly in young female subjects suffering from hysteria. In this report, such a cases is described in a 70 year old male patient suffering from M.D.P. (Depression). Its differential diagnosis and phenomenology is discussed. It is suggested th...

introduction many conditions can mimic psychiatric symptoms. amongst them, intracranial mass and space occupying lesions have a significant importance. aggression and hallucination are seen in association with a basal frontal lesion, and may mimic psychotic syndromes. case presentation a 37-year-old man with no previous mental illness presented with a month history of headache, blurred vision, ...