| intermittent explosive disorder | <psychology> An uncommon disorder that begins in early childhood, characterised by repeated acts of violent, aggressive behaviour in otherwise normal persons that is markedly out of proportion to the event that provokes it. Synonym: dyscontrol, episodic dyscontrol syndrome. (05 Mar 2000) |
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| intermittent haemoglobinuria | <nephrology> Recurrent episodic attacks of haemoglobinuria characteristic of paroxysmal nocturnal haemoglobinuria or paroxysmal cold haemoglobinuria. (05 Mar 2000) |
| intermittent malarial fever | See: intermittent malaria. (05 Mar 2000) |
| intermittent mandatory ventilation | Mechanical application of positive pressure at a predetermined frequency to the airway to increase tidal volume. (05 Mar 2000) |
| intermittent positive-pressure breathing | Application of positive pressure to the inspiratory phase of spontaneous respiration. See: controlled mechanical ventilation (12 Dec 1998) |
| intermittent positive-pressure ventilation | Application of positive pressure to the inspiratory phase when the patient has an artificial airway in place and is connected to a ventilator. See: controlled mechanical ventilation (12 Dec 1998) |
| intermittent pulse | Irregularity of the heart due to extrasystoles which are too weak to open the semilunar valves; often owing to the long pause following the premature beat, extra long pauses equal to two regular cycles occur from time to time between pulse beats. Synonym: pulsus intercidens. (05 Mar 2000) |
| intermittent sterilization | Exposure to a temperature of 100캜 (flowing steam) for a definite period, usually an hour, on each of several days; at each heating the developed bacteria are destroyed; spores, which are unaffected, germinate during the intervening periods and are subsequently destroyed. Synonym: discontinuous sterilization, intermittent sterilization, tyndallization. (05 Mar 2000) |
| intermittent tetanus | 1. Hyperexcitability of nerves and muscles due to decrease in concentration of extracellular ionised calcium, which may be associated with such conditions as parathyroid hypofunction, vitamin D deficiency and alkalosis or result from ingestion of alkaline salts, it is characterised by carpopedal spasm, muscular twitching and cramps, laryngospasm with inspiratory stridor, hyperreflexia and choreiform movements. 2. Tetanus. (18 Nov 1997) |
| intermittent torticollis | Stiff neck due to spasm of the neck muscles. Synonym: intermittent torticollis. (05 Mar 2000) |
| adrenal cortex injection | An obsolete treatment involving the parenteral administration of extract of the adrenal cortex; formerly used in treatment of Addison's disease. (05 Mar 2000) |
| bolus injection | <procedure> The injection of a drug (or drugs) in a high quantity (called a bolus) at once, the opposite of gradual administration (as in intravenous infusion). (18 Nov 1997) |
| regular insulin injection | A preparation that may contain 20, 40, 80, 100, or 500 USP insulin units per ml, although the trend is toward standardizing all insulin preparations at 100 units per ml; it is administered subcutaneously, occasionally intravenously, and has a rapid onset of action, has a brief duration (5 to 7 hours), and is compatible for mixing with long-acting insulin preparations; used in the treatment of diabetic acidosis and insulin coma. Synonym: regular insulin injection. (05 Mar 2000) |
| Ringer's injection | A sterile solution of sodium chloride, potassium chloride, and calcium chloride, containing in each 100 ml between 820 and 900 mg of sodium chloride, between 25 and 35 mg of potassium chloride, and between 30 and 37 mg of calcium chloride; used intravenously as a fluid and electrolyte replenisher. (05 Mar 2000) |
| water for injection | Water purified by distillation for the preparation of products for parenteral use. (05 Mar 2000) |