(n.) One of the vessels or tubes which carry either venous or arterial blood from the heart. They have tricker and more muscular walls than veins, and are connected with them by capillaries.
(n.) Hence: Any continuous or ramified channel of communication; as, arteries of trade or commerce.
Example Sentences:
(1) In contrast, arteries which were exposed to CO showed a higher uptake of cholesterol as compared to their corresponding control.
(2) Direct fetal digitalization led to a reduction in umbilical artery resistance, a decline in the abdominal circumference from 20.3 to 17.8 cm, and resolution of the ascites within 72 h. Despite this dramatic response to therapy, fetal death occurred on day 5 of treatment.
(3) Arterial compliance of great vessels can be studied through the Doppler evaluation of pulsed wave velocity along the arterial tree.
(4) We conclude that chronic emphysema produced in dogs by aerosol administration of papain results in elevated pulmonary artery pressure, which is characterized pathologically by medial hypertrophy of small pulmonary arteries.
(5) Following central retinal artery ligation, infarction of the retinal ganglion cells was reflected by a 97 per cent reduction in the radioactively labeled protein within the optic nerve.
(6) Each process has been linked to the regulation of cholesterol accretion in the arterial cell.
(7) The adjacent gauge was separated from the ischemic segment by one large nonoccluded diagonal branch of the left anterior descending artery.
(8) Of 19 patients with coronary artery disease and "normal" omnicardiograms, only 8 (42%) had normal ventricular angiography.
(9) The main finding of this study is that diabetic adolescents with a high erythrocyte Na,Li countertransport rate have an arterial pressure significantly higher than patients with normal Na,Li countertransport fluxes.
(10) All the women had vaginal ultrasound velocimetry studies in both mainstem uterine arteries through the parametrium before the surgical procedure and again after the procedure.
(11) The origin of the aorta and pulmonary artery from the right ventricle is a complicated and little studied congenital cardiac malformation.
(12) The remaining case had a calibre persistent submucosal artery within the caecum that was found incidentally in a resection specimen.
(13) In patients with coronary artery disease, electrocardiographic signs of left atrial enlargement (LAE-negative P wave deflection greater than or equal to 1 mm2 in lead V1) are associated with increased left ventricular end diastolic pressure (LVEDP).
(14) Concentrations of several gastrointestinal hormonal peptides were measured in lymph from the cisterna chyli and in arterial plasma; in healthy, conscious pigs during ingestion of a meal.
(15) Using multiple regression, a linear correlation was established between the cardiac index and the arterial-venous pH and PCO2 differences throughout shock and resuscitation (r2 = .91).
(16) We studied the hemodynamic changes caused by bronchoscopy under LA in mechanically ventilated patients and the effect of LA on the endoscopic decline in arterial pO2.
(17) The article describes an unusual case with development of a right anterior mediastinal mass after bypass surgery with internal mammary artery grafts.
(18) Arteries treated with atrial natriuretic peptide showed no alterations in relaxation or cGMP content after incubation with pertussis toxin.
(19) Myocardial ischaemia was induced in perfused rabbit hearts by ligating the left main coronary artery.
(20) Arterial oxyhaemoglobin saturation (SaO2) was monitored continuously during normal labour in 33 healthy parturients receiving pethidine and nitrous oxide for analgesia.
Atheroma
Definition:
(n.) An encysted tumor containing curdy matter.
(n.) A disease characterized by thickening and fatty degeneration of the inner coat of the arteries.
Example Sentences:
(1) An atheroma is often associated with saccular aneurysms, but its effect on this pathological process is still unknown.
(2) The usefulness of the serotonin (5-HT2) antagonist ketanserin in the treatment of hypertension is evaluated with respect to its known antihypertensive property as well as in relation to its effect on hypertension-induced cardiovascular changes, platelet hyperreactivity, and atheroma formation.
(3) Intracoronary imaging after balloon angioplasty reveals that a significant amount of atheroma is still present, which may partly explain why the incidence of restenosis is high after percutaneous transluminal coronary angioplasty.
(4) Two young women with homozygous familial hypercholesterolaemia and coronary and aortic atheroma were treated by repeated plasma exchange, using a continuous-flow blood-cell separator, for 4 and 8 months.
(5) The specific labelling of atheroma involves mainly protoporphyrin, hematoporphyrin and also minor components of Photofrin II which are accumulated.
(6) Between 1984 and 1989, 29 iliac renal artery bypasses were performed in 29 patients (mean age 67.8 years) with severe renovascular disease due to atheroma.
(7) The atherosclerotic plaques in the venous grafts resembled those in the coronary arteries, the main difference being the occurrence of multiple atheromas (up to 4 in a single section), the high number of T lymphocytes and macrophages related to these sites and the presence of atheromas bordering directly onto the luminal surface.
(8) He subsequently suffered from mesenteric angina due to stenosis of the origin of the superior mesenteric artery and intermittent claudication due to aorto-iliac atheroma.
(9) These results, when taken together with previous data demonstrating that PB increases serum triglyceride in the rabbit but lowers it in the rat, suggest that the drug may be atherogenic in the rabbit but not in the rat which, in any case, is highly resistant to atheroma.
(10) The nature of graft occlusion is related to immediate failure, usually technical, early failure due to myo-intimal hyperplasia and late failure due to progression of atheroma.
(11) 36 patients had no detectable atheroma, 23 mild, 21 moderate, and 36 severe.
(12) The results showed that the bare tip produced the most effective ablation in arterial atheroma, followed by the metal probe and the spectraprobe.
(13) In the remaining 16 patients, who had severe atheroma, PTA was made necessary by ischaemic renal failure.
(14) By comparing these findings with those observed in three other cases, in which biopsy of the pulp of the toe was also performed, the hypothesis can be advanced that these juvenile encephalic ischemic accidents are caused by atheroma, which can be detected, at an early stage, by studying the distal arteries in the finger or toe pulp.
(15) In this altered phenotype the smooth muscle cells proliferate in response to mitogens, synthesize large amounts of extracellular matrix and accumulate lipid, all characteristics of the smooth muscle cell in developing atheroma.
(16) The spectrum ranged from removal of atheroma to subtotal gastric resection.
(17) Cardiac ultrafast computed tomography showed that one half of the patients (21 of 40) had coronary artery calcification, indicating a high incidence of coronary atheroma in this patient population.
(18) Changes in atheroma volume are measured in repeat arteriographic examinations.
(19) Laser angioplasty is used to vaporize atheroma in limb arteries.
(20) The agar model needs further study to determine its limitations, but agar seems to be a useful substitute for atheroma in the study of laser catheter angioplasty.