The subjective and immediate experience of emotion attached to ideas of mental representations of objects. This general term has outward manifestations that may be classified as restricted, blunted, flattened, broad, labile, appropriate or inappropriate.

Rapid succession of fragmentary thoughts of speech in which content changes abruptly and speech may be incoherent. Seen in mania.

The psychopathological repeating of words or phases of one person by another; tends to be repetitive and persistent. Seen in certain kinds of Schizophrenia, particularly the catatonic types.

Inability to preform rapid alternative movements. Occurs with neurological deficit and cerebellar lesions.

A false perception of sound, usually voices, but also other noises, such as music. Most common hallucination in psychiatric disorders.

A reduction in intensity of feeling tone that is less severe than in blunted affect but clearly reduced.

Characterized schizophrenic thinking or speech disturbance involving a disorder in the logical progression of thoughts, manifested as a failure to communicate verbally adequately; unrelated and unconnected ideas shift from one subject to another.

Restriction in the amount of speech used, replies may be monosyllabic.

Inability to preform a voluntary purposeful motor activity; cannot be explained by paralysis or other motor or sensory impairment.

A hallucination primarily involving taste.

A reduction in intensity of feeling tone that is less severe than that of blunted affect.

Oblique, digressive, or even irrelevant manner of speech in which central idea is not communicated.

An increase in the amount of spontaneous speech; rapid, loud, accelerated speech, as occurs in mania, schizophrenia and cognitive disorders.

Lack of muscle tone.

Hallucination occurring while falling asleep, not ordinarily considered pathological.

A disturbance of affect manifested by a severe reduction in the intensity of externalized feeling tone; one of the fundamental symptoms of schizophrenia as outlined by Eugene Bleuler.

Disturbance in the associative thought and speech process in which a patient digresses into unnecessary details and inappropriate thoughts before communicating the central idea. Observed in Schizophrenia, obsessional disturbances, and certain cases of dementia.

An association of speech directed by the sound of a word rather than by it's meaning; words have no logical connection; punning and rhyming may dominate the verbal behavior. Seen most frequently in Schizophrenia or mania.

Slowness of motor activity, with a decrease in normal spontaneous movement.

Hallucination occurring while awakening from sleep; not ordinarily considered pathological.

The emotional tone in harmony with the accompanying idea, thought or speech.

A new word or phrase whose derivation cannot be understood; often seen in Schizophrenia. It has also been used to mean a word that has been incorrectly constructed but who's origins are nonetheless understandable (e.g. head shoe to mean hat), but such constructions are more properly referred to as word approximations.

Difficulty in articulation, the motor activity of shaping phonated sounds into speech, not in word finding or in grammar.

Temporary loss of muscle tone; causing weakness and immobilization; can be precipitated by a variety of emotional states and is often followed by sleep. commonly seen in Narcolepsy.

In Schizophrenia, hallucinations, delusions and thought disorder are not negative signs but are know as this......