TEMPORAL LOBE ILLUSIONS Introduction to the Temporal Lobe and Illusory Phenomena The temporal lobe is a crucial and expansive region of the cerebral cortex, situated beneath the Sylvian fissure on the lateral side of the brain. Its functional diversity makes it central to several high-level cognitive processes, including the processing of auditory information, the comprehension […]
The hearing of sound that is not present in acoustic input. Auditory hallucinations are also included in subjective tone. SUBJECTIVE EXAMINATION, SUBJECTIVE TONE: “Hearing multiple tones at one time or no tone is an example of subjective tone.”
Introduction and Definition of Akoasm Akoasm, often understood synonymously with the more commonly standardized term Acousma (or Akoasmata), constitutes a specific type of auditory hallucination characterized by elementary, unstructured sounds. Unlike complex auditory hallucinations, which involve organized content such as voices, music, or dialogue, akoasm presents as simple, non-verbal acoustic phenomena. These sounds typically manifest […]
Historical Context and Diagnostic Evolution The classification of Paranoid Schizophrenia historically held significant clinical weight, particularly within the framework of the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision (DSM-IV-TR). Within this schema, it was recognized as one of the five primary subtypes of schizophrenia, delineated specifically by the prominence of deeply […]
Psychogenic Hallucination What is Psychogenic Hallucination? A hallucination is fundamentally a perception in the absence of an external stimulus, occurring with the full force and impact of a real perception, and not under voluntary control. Psychogenic Hallucination (PH) represents a specific category of these perceptual disturbances, uniquely characterized by its primary etiology stemming from profound […]