Introduction to Unilateral Neglect Unilateral neglect, often simply termed neglect, is a profoundly debilitating neuropsychological syndrome characterized by an individual’s failure to report, respond, or orient to meaningful stimuli presented on the side of space opposite to a brain lesion, despite the sensory or motor capacity to do so. Unlike simple sensory loss, such as […]
Defining Aprosexia: Attentional Failure Aprosexia, derived from the Greek meaning “without attention,” is formally defined in clinical psychology and neurology as the complete or near-complete loss of the ability to focus or sustain attention in a meaningful or purposeful way. This profound deficit is distinct from simple distractibility or inattention; it represents a fundamental failure […]
Dysbulia: A Difficulty of Will and Attention The Core Definition of Dysbulia Dysbulia is a classical psychological term referring to a significant impairment or difficulty in the faculty of the will, often presenting as a dual deficit encompassing both cognitive processing and conative motivation. At its core, it describes a state where an individual struggles […]
The Downward Drift Hypothesis and Drifting Attention The Core Definition of Drifting Attention The term Drifting Attention, often interchangeable with concepts such as wandering attention or attentional lapses, describes a specific pattern of cognitive failure characterized by an inability to maintain consistent focus over a prolonged period. This state is defined by short, transient spans […]