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Neuropsychiatry Glossary

100 terms total — 24 showing — Last updated 15 Sep 2026

psychomotor agitation

Intermediate Technical IVT

Physical restlessness and increased motor activity associated with psychological distress, commonly seen in mood disorders.

Showing 1–24 of 100

agnosia

Professional Technical IVT

Inability to recognize or interpret sensory information despite intact sensory function.

Technical Term Full entry →

AIMS

Intermediate Technical IVT

A standardized rating scale used to assess involuntary movements associated with tardive dyskinesia.

Abbreviation Full entry →

akathisia

Intermediate Technical IVT

A movement disorder characterized by restlessness and an inability to sit still, commonly caused by antipsychotic medica...

Technical Term Full entry →

akinetic mutism

Professional Technical IVT

Neurological state characterized by profound apathy, absence of spontaneous movement, and muteness despite preserved con...

Technical Term Full entry →

alogia

Intermediate Technical IVT

A negative symptom involving poverty of speech and reduced verbal communication, distinct from inability to speak.

Technical Term Full entry →

anhedonia

Intermediate Technical IVT

Inability to experience pleasure in activities that were previously enjoyable, a core symptom of depression and other ps...

Technical Term Full entry →

anosognosia

Professional Technical IVT

Lack of awareness or insight into one's own neurological or psychiatric deficits.

Technical Term Full entry →

anticholinergic burden

Professional Technical IVT

The cumulative effect of medications that block acetylcholine receptors, potentially causing cognitive impairment and ot...

Technical Term Full entry →

aphasia

Intermediate Technical IVT

Acquired language disorder resulting from brain damage, affecting production or comprehension of spoken or written langu...

Technical Term Full entry →

apraxia of speech

Professional Technical IVT

Neurological disorder affecting the motor programming of speech movements, resulting in difficulty coordinating the prec...

Technical Term Full entry →

astereognosis

Professional Technical IVT

Inability to recognize objects by touch alone when vision is occluded, despite intact primary tactile sensation.

Technical Term Full entry →

avolition

Intermediate Technical IVT

A negative symptom characterized by severe lack of motivation and initiative to pursue goal-directed activities.

Technical Term Full entry →

BACS

Professional Technical IVT

Brief Assessment of Cognition in Schizophrenia, a standardized neuropsychological test battery.

Technical Term Full entry →

Beck Depression Inventory

Intermediate Technical IVT

A standardized 21-item self-report questionnaire measuring the severity of depressive symptoms.

Assessment Tool Full entry →

behavioral activation

Intermediate Technical IVT

Therapeutic approach focusing on increasing engagement in meaningful activities to improve mood and functioning.

Technical Term Full entry →

BPRS

Professional Technical IVT

Brief Psychiatric Rating Scale - standardized assessment tool measuring severity of psychiatric symptoms across multiple...

Technical Term Full entry →

BPSD

Professional Technical IVT

Behavioral and Psychological Symptoms of Dementia—non-cognitive manifestations including agitation, depression, and psyc...

Abbreviation Full entry →

bradykinesia

Professional Technical IVT

Slowness of movement that is a cardinal motor symptom of Parkinson's disease and related neurological conditions.

Technical Term Full entry →

CAGE questionnaire

Professional Technical IVT

Brief four-question screening tool for alcohol use disorders using Cut down, Annoyed, Guilty, and Eye-opener criteria.

Technical Term Full entry →

catastrophic reaction

Intermediate Technical IVT

Sudden emotional outburst or behavioral disruption in response to stress or task demands, typically seen in dementia pat...

Technical Term Full entry →

catatonia

Advanced Technical IVT

A psychomotor syndrome characterized by motor immobility, excessive motor activity, or bizarre posturing and movements.

Technical Term Full entry →

Charles Bonnet syndrome

Advanced Technical IVT

Condition in which patients with significant visual impairment experience complex, vivid visual hallucinations while mai...

Technical Term Full entry →

cholinesterase inhibitor

Professional Technical IVT

Class of medications that block acetylcholinesterase enzyme to increase acetylcholine levels, primarily used in dementia...

Technical Term Full entry →

circumstantial speech

Intermediate Technical IVT

A speech pattern characterized by excessive detail and tangential information before eventually reaching the intended po...

Technical Term Full entry →
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