Akinesia Algera: Painful Functional Immobility
Akinesia algera is an uncommon neuropsychiatric syndrome first described in the late nineteenth century, characterized...
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Psychological Dictionary
50 results
Akathisia: The Agony of Inner Restlessness
Akathisia is an agonizing neuropsychiatric movement disorder marked by severe inner motor restlessness and psychic...
October 6, 2026
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Dr. Mohammed Looti
Akataphasia: Syntactic Breakdown in Thought and Speech
Akataphasia is a clinical and neuropsychiatric condition characterized by the inability to express thoughts in...
October 6, 2026
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Dr. Mohammed Looti
Ahypnosia: The Pathological Absence of Sleep
Ahypnosia is the complete, pathological absence of physiological sleep caused by severe structural, prion, or...
October 6, 2026
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Dr. Mohammed Looti
Auditory Hallucinations: Perception Without Sound
Auditory hallucinations are sensory perceptions of sound occurring without external acoustic stimuli. Explore their neurobiology,...
October 6, 2026
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Dr. Mohammed Looti
Agitation: Clinical Nuance and Psychomotor Drive
Agitation is a critical transdiagnostic state of psychomotor disturbance characterized by purposeless physical hyperactivity, inner...
October 6, 2026
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Dr. Mohammed Looti
Affective Rigidity: Emotional Inflexibility Explained
Affective rigidity refers to an inflexible, persistent emotional state characterized by an inability to modulate...
October 6, 2026
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Dr. Mohammed Looti
Active Negativism: Motor Resistance in Catatonia
Explore active negativism, an involuntary psychomotor sign seen in catatonia and neurological conditions where individuals...
October 5, 2026
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Dr. Mohammed Looti
Acoria: The Neurological Loss of Satiety
Acoria is a rare neuropsychiatric and neuroendocrine condition marked by the pathological absence of satiety,...
October 5, 2026
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Dr. Mohammed Looti
Acenesthesia: The Loss of Bodily Awareness
Acenesthesia is the clinical absence or pathological loss of cenesthesia—the vital, intuitive awareness of one's...
October 5, 2026
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Dr. Mohammed Looti
Abulia: The Neurobiology of Lost Will
Abulia is a profound neurobehavioral syndrome characterized by severe loss of willpower, drive, and initiation....
October 5, 2026
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Dr. Mohammed Looti
Aboiement: Neuropsychiatric Vocalization
Aboiement designates the production of abrupt, involuntary barking sounds. Explore its neurobiology, historical context, clinical...
October 5, 2026
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Dr. Mohammed Looti