| deja voulu | A term for a type of disturbance of memory in which the individual believes that his or her present desires are exactly the same as the desires the individual had some time before. (05 Mar 2000) |
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| deja vu | A subjective feeling that an experience which is occurring for the first time has been experienced before. (12 Dec 1998) |
| deja vu phenomenon | The mental impression that a new experience (e.g., a scene, sight, sound, or action) has happened before; a common phenomenon in normal persons that may occur more frequently or continuously in certain emotional or organic disorders. Also variously referred to as deja entendu, deja eprouve, deja fait, deja pense, deja raconte, deja vecu, or deja voulu, depending on the experience or sense that is evoked. (05 Mar 2000) |
| deject | 1. To cast down. "Christ dejected himself even unto the hells." (Udall) "Sometimes she dejects her eyes in a seeming civility; and many mistake in her a cunning for a modest look." (Fuller) 2. To cast down the spirits of; to dispirit; to discourage; to dishearten. "Nor think, to die dejects my lofty mind." (Pope) Origin: L. Dejectus, p. P. Of dejicere to throw down; de- + jacere to throw. See Jet a shooting forth. Source: Websters Dictionary (01 Mar 1998) |
| dejecta | Synonym: dejection. Origin: L. Neut, pl. Of de-jectus, fr. De-jicio, to cast down (05 Mar 2000) |
| dejection | 1. A casting down; depression. 2. The act of humbling or abasing one's self. "Adoration implies submission and dejection." (Bp. Pearson) 3. Lowness of spirits occasioned by grief or misfortune; mental depression; melancholy. "What besides, Of sorrow, and dejection, and despair, Our frailty can sustain, thy tidings bring." (Milton) 4. A low condition; weakness; inability. "A dejection of appetite." (Arbuthnot) 5. <physiology> The discharge of excrement. Faeces; excrement. Origin: L. Dejectio a casting down: cf. F. Dejection. Source: Websters Dictionary (01 Mar 1998) |
| Dejerine | Joseph J., Paris neurologist, 1849-1917. See: Dejerine's disease, Dejerine's hand phenomenon, Dejerine's reflex, Dejerine's sign, Dejerine-Lichtheim phenomenon, Dejerine-Roussy syndrome, Dejerine-Sottas disease, Dejerine-Klumpke syndrome, Landouzy-Dejerine dystrophy. (05 Mar 2000) |
| Dejerine's disease | A familial type of demyelinating sensorimotor polyneuropathy that begins in early childhood and is slowly progressive; clinically characterised by foot pain and paresthesias, followed by symmetrical weakness and wasting of the distal limbs; one of the causes of stork legs; patients are wheelchair bound at an early age; peripheral nerves are palpably enlarged and non-tender; pathologically, onion bulb formation is seen in the nerves: whorls of overlapping, intertwined Schwann cell processes that encircle bare axons; usually autosomal recessive inheritance. Synonym: Dejerine's disease, progressive hypertrophic polyneuropathy. (05 Mar 2000) |
| Dejerine's hand phenomenon | Clonic contractions of the flexors of the hand (wrist) on tapping the dorsum of the hand or the volar side of the forearm near the wrist; occurs in normal persons but is exaggerated in pyramidal tract lesions. Synonym: Dejerine's reflex. (05 Mar 2000) |
| Dejerine's reflex | Clonic contractions of the flexors of the hand (wrist) on tapping the dorsum of the hand or the volar side of the forearm near the wrist; occurs in normal persons but is exaggerated in pyramidal tract lesions. Synonym: Dejerine's reflex. (05 Mar 2000) |
| Dejerine's sign | <clinical sign> Aggravation of symptoms of radiculitis by the acts of coughing, sneezing, or straining to defecate. (05 Mar 2000) |
| Dejerine-Klumpke | Augusta, French neurologist (born in the U.S.), 1859-1927. See: Klumpke palsy, Klumpke's paralysis, Dejerine-Klumpke palsy, Dejerine-Klumpke syndrome. (05 Mar 2000) |
| Dejerine-Klumpke palsy | A type of brachial birth palsy in which there is paralysis of the muscles of the distal forearm and hand (all ulnar innervated muscles, plus more distal radial and median-innervated muscles), due to a lesion of the lower trunk of the brachial plexus, or of the C8 and T1 cervical roots. Synonym: Dejerine-Klumpke palsy, Dejerine-Klumpke syndrome, Klumpke's paralysis. (05 Mar 2000) |
| Dejerine-Klumpke syndrome | A type of brachial birth palsy in which there is paralysis of the muscles of the distal forearm and hand (all ulnar innervated muscles, plus more distal radial and median-innervated muscles), due to a lesion of the lower trunk of the brachial plexus, or of the C8 and T1 cervical roots. Synonym: Dejerine-Klumpke palsy, Dejerine-Klumpke syndrome, Klumpke's paralysis. (05 Mar 2000) |
| Dejerine-Lichtheim phenomenon | <clinical sign> In subcortical aphasia, the patient can indicate by use of the fingers the number of syllables of a word he has in mind but cannot speak. Synonym: Dejerine-Lichtheim phenomenon. (05 Mar 2000) |