absence

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Related to absences: petit mal epilepsy

ab·sence

(ahb-sahns'), This word, based on French absence 'fit of abstraction', is correctly pronounced as in French, ahb-sahns', as shown here.
Paroxysmal attacks of impaired consciousness, occasionally accompanied by spasm or twitching of cephalic muscles, which usually can be brought on by hyperventilation; depending on the type and severity of the absence, the EEG may show an abrupt onset of a 3-second spike-and-wave pattern as in simple absence, or in atypical cases a 4-second spike-and-wave or faster spike complexes. The clinical states accompanying these EEG abnormalities may be classified as: 1) absence with no overt manifestations, for example, simple absence; epileptic absence; subclinical absence; 2) absence with clonic movements, for example, myoclonic absence; 3) absence with atonic states, for example, atonic absence; 4) absence with tonic contractions, for example, hypertonic muscular contraction; 5) absence with automatisms, for example, various stereotypic movements, usually of the face or hands; 6) absence with atypical features, for example, bizarre motor activity.
[L. absentia]

absence

Absence attack, absence seizure, petit mal epilepsy Neurology A common form of childhood epilepsy characterized by episodic arrest of sensation and voluntary activity Clinical Transient loss of contact with the environment-eg brief staring spell, minimal motor manifestations, ± decline in school performance Diagnosis 3-mins of hyperventilation test may elicit an 'absence' Management Trimethadione, ethosuximide. Cf Grand mal seizure.

absence

The state of brief incommunicability and unresponsiveness which occurs repeatedly in the minor form of EPILEPSY known as PETIT MAL or which may occur in conjunction with other epileptic manifestations, or as a result of HYPERVENTILATION.

ab·sence

(ab'sahnz')
Paroxysmal attacks of impaired consciousness, occasionally accompanied by spasm or twitching of cephalic muscles, which usually can be brought on by hyperventilation.
[L. absentia]

Patient discussion about absence

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More discussions about absence
References in classic literature ?
They were astonished at the puzzling absence of the Captain.
I can send to each of them leave of absence for fifteen days, that is all--to Athos, whose wound still makes him suffer, to go to the waters of Forges; to Porthos and Aramis to accompany their friend, whom they are not willing to abandon in such a painful condition.
But the king said Ulysses had gone to Dodona that he might learn Jove's mind from the god's high oak tree, and know whether after so long an absence he should return to Ithaca openly, or in secret.
To these highflown expressions Elizabeth listened with all the insensibility of distrust; and though the suddenness of their removal surprised her, she saw nothing in it really to lament; it was not to be supposed that their absence from Netherfield would prevent Mr.
A year, then, had passed away since the separation of the father and son; a few letters had softened, but not removed, the pains of absence.
Of all who hail thy presence as the morning -- Of all to whom thine absence is the night -- The blotting utterly from out high heaven The sacred sun -- of all who, weeping, bless thee Hourly for hope- for life -- ah
This was the case more specifically with a phenomenon at last quite frequent for him in the upper rooms, the recognition - absolutely unmistakeable, and by a turn dating from a particular hour, his resumption of his campaign after a diplomatic drop, a calculated absence of three nights - of his being definitely followed, tracked at a distance carefully taken and to the express end that he should the less confidently, less arrogantly, appear to himself merely to pursue.
During his absence we shall be able to chuse our own society, and to have true enjoyment.
But, even at this height, it is wise to show no lights, lest she might learn something of our presence or absence.
A something of languid indifference, or of that boasted absence of mind which Catherine had never heard of before, would occasionally come across her; but had nothing worse appeared, that might only have spread a new grace and inspired a warmer interest.
On reading that letter (she always read her husband's letters) Natasha herself suggested that he should go to Petersburg, though she would feel his absence very acutely.
His absence in England had been the cause of delay.