(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.
Ictus
Definition:
(n.) The stress of voice laid upon accented syllable of a word. Cf. Arsis.
(n.) A stroke or blow, as in a sunstroke, the sting of an insect, pulsation of an artery, etc.
Example Sentences:
(1) Fasting serum glucose, glycosylated hemoglobin, and fructosamine concentrations were determined in 304 consecutive subjects admitted with acute stroke, within 48 hours of ictus.
(2) These drugs have been used in primary infarction prophylaxis and secondary prophylaxis of arterial thrombosis at a cardiac (reinfarction, instable angina, valvular prosthesis, aortocoronary bypass, coronary angioplasty), cerebral (TIA, ictus) and peripheral (obliterating arteriopathy, thromboendarterectomy, arteriovenous shunt) level.
(3) The CT lesion reappeared with recurrence of the ictus in four cases during follow-up, and this, too, disappeared after complete arrest of the seizures.
(4) Daily trends in blood pressure, osmolality and electrolytes were analyzed in a series of 173 operated aneurysm cases who had subarachnoid hemorrhage (SAH) and were admitted within 4 days of the ictus.
(5) The signals were hypointense or hyperintense compared to the normal side according to the intervals between the MRI examinations and the ictuses.
(6) This study included 72 cases of surgically treated aneurysms, Hunt and Hess Grades 1-4, operated on within 72 hours of the ictus.
(7) "Break of contact" during the ictus was found in 70% of the seizures, and secondary generalization occurred in half.
(8) The results suggest that about half of all patients with ischaemic stroke in Hong Kong would present within 12 hours of ictus, in time for inclusion in a therapeutic trial.
(9) Ictal EEG showed rhythmic alpha-waves in the left frontal area association with the ictus.
(10) In the relatively early stages, at least three months after ictus, increased signal intensities in axial T2-weighted images--with or without decreased signal intensities in axial T1-weighted images--were observed in the brain stem ipsilaterally.
(11) Contrast-enhanced CT may provide a contributory method in the establishment of cerebral death, in addition to elucidating the etiology of the ictus.
(12) Twelve patients with acute hypertensive intracranial hemorrhage underwent magnetic resonance (MR) imaging within 7 days after the ictus.
(13) A multi-center controlled double-blind clinical study was carried out to evaluate the effects of nizofenone in patients with subarachnoid hemorrhage who were treated within 2 weeks of the ictus.
(14) In this model, therefore, ischemic damage appears to be due to the local effects of blood overlying the cortex at 4 hours after the ictus, rather than to globally raised intracranial pressure.
(15) In later stages, at least six months after ictus, shrinkage of the brain stem ipsilaterally--with or without decreased signal intensities--was clearly observed in axial T1-weighted images.
(16) Light reflex of the left pupil had seen 5 days after the ictus.
(17) The levels found in samples obtained in patients following SAH are compared with those found in controls and also correlated with clinical grade on admission as assessed by the Glasgow Coma Score and the World Federation of Neurological Surgeons' grading system, and with the amount of subarachnoid blood seen on CT, the occurrence of ischaemic deterioration, the occurrence of low-density change on CT, the presence of vasospasm on angiography, clinical outcome as assessed by the Glasgow Outcome Score 3 months following the ictus, and the incidence of ischaemia as a cause of death or disability as assessed 3 months following the ictus.
(18) At the chronic stage (more than two weeks after the ictus) the signal pattern of hematomas became variable: hyperintense on both T1WIs and T2WIs early at this stage; hypointense on T1WIs but mostly hyperintense on T2WIs latter.
(19) In a prospective study to correlate admission glucose level with neurologic outcome in stroke, 252 acute stroke patients without prior disability and admitted within 24 hours of onset of ictus were assessed.
(20) The lipid profiles of the 53 patients suffering lacunar infarction were similar on both occasions, the only significant differences being higher total cholesterol and low density lipoprotein-cholesterol concentrations less than or equal to 48 hours after ictus.