(1) In the absence of atrial dilatation there was minimal stimulus for ANF secretion.
(2) 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).
(3) Arteries treated with atrial natriuretic peptide showed no alterations in relaxation or cGMP content after incubation with pertussis toxin.
(4) During electrophysiologic study, the effect of propafenone on the effective refractory period of the accessory pathway was determined, as well as its effect during orthodromic atrioventricular (AV) reentrant tachycardia and atrial fibrillation.
(5) The patients were classified into two groups according to the presence (n = 166) or absence (n = 176) of documented episodes of atrial fibrillation preoperatively.
(6) Stimulation of atrial H1-receptors is suggested to directly cause an increase in Ca-channel conductance independent of intracellular cAMP content.
(7) The plasma levels of atrial natriuretic factor (ANF) were measured both during relapse and remission in 8 patients with idiopathic, minimal-lesion nephrotic syndrome.
(8) Atrial extrasystoles and short sequences of atrial tachycardias were observed in most dogs after occlusion.
(9) This report represents the first comprehensive description of instantaneous and continous phasic blood velocity at the mitral valve during atrial arrhythmias in man.
(10) The present investigation has shown that the atrial receptors with a Paintal Type A pattern of discharge are relatively rare in both dogs and rabbits.
(11) Water immersion (WI) to the neck induces prompt increases in central blood volume, central venous pressure, and atrial distension.
(12) A patient with mitral stenosis and atrial flutter was found to have a normal diastolic closure rate (E to F slope).
(13) Similar results with carbachol in the presence of 8-bromo cyclic AMP and IBMX were also found in rat right atrial strips which had been incubated with [3H]-noradrenaline.
(14) Atrioventricular (AV) delay that results in maximum ventricular filling and physiological mechanisms that govern dependence of filling on timing of atrial systole were studied by combining computer experiments with experiments in the anesthetized dog instrumented to measure phasic mitral flow.
(15) The interobserver variability of these indices is low (r greater than 0.96); reproducibility is good in patients with sinus rhythm but mediocre in atrial fibrillation.
(16) Three cases of simultaneous atrial and a-v junctional tachycardia, related to the administration of digitalis and occurring in a short period of 16 months, are reported.
(17) This study demonstrates that 1) complete AV block is not a contraindication to the Fontan operation, 2) some patients may not require AV synchrony postoperatively for survival, and 3) postoperative atrial flutter or fibrillation may cease or be easier to control after the Fontan operation.
(18) Echocardiographic findings included an abrupt midsystolic, posterior motion (greater than 3 mm beyond the CD line) in five patients, multiple sequence echoes in six, and posterior coaptation of the mitral valve near the left atrial wall in six.
(19) A block of tissue bounded by the ostium of the coronary sinus, the pars membranacea, the septal leaflet of the tricuspid valve and the atrial and ventricular septa is removed.
(20) All patients with emboli were in atrial fibrillation.
Trial
Definition:
(n.) The act of trying or testing in any manner.
(n.) Any effort or exertion of strength for the purpose of ascertaining what can be done or effected.
(n.) The act of testing by experience; proof; test.
(n.) Examination by a test; experiment, as in chemistry, metallurgy, etc.
(n.) The state of being tried or tempted; exposure to suffering that tests strength, patience, faith, or the like; affliction or temptation that exercises and proves the graces or virtues of men.
(n.) That which tries or afflicts; that which harasses; that which tries the character or principles; that which tempts to evil; as, his child's conduct was a sore trial.
(n.) The formal examination of the matter in issue in a cause before a competent tribunal; the mode of determining a question of fact in a court of law; the examination, in legal form, of the facts in issue in a cause pending before a competent tribunal, for the purpose of determining such issue.
Example Sentences:
(1) A former Berlusconi aide, Valter Lavitola, is also on trial for being the alleged intermediary in the bribe.
(2) We have addressed the effect of late intensification with autologous bone marrow transplantation on SCLC through a randomized clinical trial.
(3) Clonazepam was added to the treatment of patients with poorly controlled epilepsy in a double-blind trial and an open trial.
(4) Currently, photodynamic therapy is under FDA-approved clinical investigational trials in the treatment of tumors of the skin, bronchus, esophagus, bladder, head and neck, and of gynecologic and ocular tumors.
(5) In the clinical trials in which there was complete substitution of fat-modified ruminant foods for conventional ruminant products the fall in serum cholesterol was approximately 10%.
(6) We report the results of a double-blind, placebo-controlled trial of acitretin (Soriatane) in 15 patients with moderate to severe psoriasis.
(7) A 24-h test trial employing a dry target demonstrated a robust memory for the training manifested in passive avoidance behavior.
(8) Statistically significant differences were found mainly in the randomized trial, where during the first and second years, respectively, adenoidectomy subjects had 47% and 37% less time with otitis media than control subjects and 28% and 35% fewer suppurative (acute) episodes than control subjects.
(9) Twenty volunteers were used for the measurement of pedal pressures for 15 trials during three separate sessions.
(10) A previous trial into the safety and feasibility of using bone marrow stem cells to treat MS, led by Neil Scolding, a clinical neuroscientist at Bristol University, was deemed a success last year.
(11) We are currently conducting a trial to compare the ability of DHPG administered plus an anti-CMV immune globulin preparation with acyclovir to prevent posttransplant TI-CMV disease.
(12) At the trial Arena admitted involvement in criminal activity, but insisted he was innocent of the murders.
(13) Recently reported unfavorable clinical results (i.e., a high incidence of pain) have led to the discontinuation of one trial of porous polyethylene.
(14) According to the experience of clinical trials the recommended ciprofloxacin dose varies between 100 and 500 mg b.i.d.
(15) Eighty micrograms of the topically active parasympatholytic drug ipratropium were applied intranasally four times daily in 20 adults with perennial rhinitis and severe watery rhinorrhoea in a double-blind controlled cross-over trial.
(16) A bouncy function has now been incorporated into a knee of the semi-automatic knee lock design in a pilot laboratory trial involving six patients.
(17) lengths with the subjects equally divided into these four groups: distributed trials, distributed sessions; distributed trials, massed sessions; massed trials, distributed sessions; and massed trials, massed sessions.
(18) A prospective randomized trial was conducted at Srinagarind and Khon Kaen hospitals.
(19) Of these, 41 were given a trial of sulfapyridine or dapsone, and six showed a significant response.
(20) The initiation of clinical trials should be a primary goal of gene therapy research programs.