| de-lead | To cause the mobilization and excretion of lead deposited in the bones and other tissues, as by the administration of a chelating agent. (05 Mar 2000) |
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| Devonshire colic | Severe colicky abdominal pain, with constipation, symptomatic of lead poisoning. Synonym: Devonshire colic, painter's colic, Poitou colic, saturnine colic. (05 Mar 2000) |
| direct lead | In electrocardiography, a unipolar lead recorded with the exploring electrode placed directly on the surface of the exposed heart. (05 Mar 2000) |
| indirect lead | One of the three original bipolar limb lead's of the clinical electrocardiogram, designated I, II and III: lead I records the potential difference between the right and left arms; lead II the difference between right arm and left leg; and lead III the difference between left arm and left leg. Synonym: indirect lead. (05 Mar 2000) |
| infant colic | A syndrome in early infancy characterised by episodic loud crying, apparent abdominal pain (legs drawn up and rigid abdomen) and irritability. This common condition occurs in about 1 in 10 babies and lasts from 2-3 weeks of age to 3-4 months. Factors include swallowing air during feedings, overfeeding, parental anxiety and cow's milk allergy. Parents should realize that colic is a benign condition and excessive crying is not harmful to the baby. (27 Sep 1997) |
| infantile colic | Episodes of abdominal pain due to abnormal muscular contraction of the intestine in infants. (05 Mar 2000) |
| intracardiac lead | The record obtained when the exploring electrode is placed within one of the heart's chambers, usually by means of cardiac catheterization. (05 Mar 2000) |
| oesophageal lead | An electrocardiographic lead passed down the throat into the oesophagus to record the electrocardiogram at various levels of the oesophagus; especially useful for certain types of arrhythmias. Similarly, a transducer for echocardiography can be passed into the oesophagus. (05 Mar 2000) |
| ovarian colic | Lower abdominal pain due to torsion or twisting of an ovary, as with an ovarian cyst. (05 Mar 2000) |
| tetraethyl lead | Pb(C2H5)4; tetraethylplumbane;an anti-knock compound added to motor fuel; has a toxic action causing anorexia, nausea, vomiting, diarrhoea, tremors, muscular weakness, insomnia, irritability, nervousness, and anxiety; death may occur. Synonym: lead tetraethyl. (05 Mar 2000) Previous: tetraethylammonium, tetraethylammonium chloride, tetraethylammonium ionNext: tetraethyl lead, tetraethylmonothionopyrophosphatetetraethyl lead <chemical> Tetraethylplumbane. A highly toxic compound used as a gasoline additive. It causes acute toxic psychosis or chronic poisoning if inhaled or absorbed through the skin. Chemical name: Plumbane, tetraethyl- (12 Dec 1998) |
| ECG lead | An electrocardiographic cable with connections within the electronics of the machine designated for an electrode placed at a particular point on the body surface. (05 Mar 2000) |
| tubal colic | Lower abdominal pain due to spasmodic contraction of the oviduct excited by a blood clot, other irritant, or the injection of gas or oil. (05 Mar 2000) |
| zinc colic | Colic resulting from chronic zinc poisoning. (05 Mar 2000) |
| ureteral colic | Paroxysm of pain due to abrupt obstruction of ureter from a calculus or blood clot in most instances. (05 Mar 2000) |
| uterine colic | Painful cramps of the uterine muscle sometimes occurring at the menstrual period, or in association with uterine disease. (05 Mar 2000) |