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Results 451 - 500 of 539
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Al-Owaish R A - - 1983
In 1978 there were 428 cases of acute myocardial infarction (AMI) among the 18 000 patients admitted to the medical wards of the two main general hospitals in Kuwait; of these, 360 (84%) were males and 171 (40%) were Kuwaitis. The male crude incidence rate (13.1 per 10 000 population ...
Chia B L - - 1982
Intensive monitoring for patients suffering from acute myocardial infarction first began in USA in 1962. In the past 2 decades, major progress has taken place in the development of coronary care units. The first coronary care unit in Singapore was introduced in 1967. Review of the results obtained from this ...
Aravanis C - - 1982
A 17-year-old girl developed an acute myocardial infarction immediately after being bitten by a viper and four days later she had a cerebrovascular accident. The close clinical and laboratory follow-up of this case suggested that myocardial damage could be attributed to a direct cardiotoxic effect of the venom, while the ...
McManus B M - - 1981
Clinical and necropsy findings are described in eight patients who lived 20 to 31 years (mean 24 years) after healing of a transmural acute myocardial infarct. Two had left ventricular aneurysms and one had both right and left ventricular infarcts. Survival for 2 decades or more after healing of a ...
Takagi M - - 1981
The results of treatment of 400 patients with established acute myocardial infarction in a hospital at different periods with changing care systems are described. Significant reduction of death from arrhythmias could be obtained only when an organization with immediate availability of well-trained medical personnel and reliable actual continuous monitoring of ...
Itatsu H - - 1981
Radionuclide imaging was useful for noninvasively visualizing a location and size of infarction in two patients with acute myocardial infarction. In one patient, inferior subendocardial myocardial infarction was detected by 99mTc-PYP myocardial scintigraphy and then inferior transmural infarction was observed as more intense radioactivity with a larger size. In the ...
Codini M A - - 1981
Negative myocardial infarct scintigrams with 99mtechnetium stannous pyrophosphate (99mTc-PYP) were obtained in two patients with acute massive transmural infarct. Both patients died soon after scintigraphy. Because necropsy was performed within hours after death, we were able to correlate the distribution of the tracer within the acutely infarcted tissue with the ...
Nyquist O - - 1980
In order to evaluate the hemodynamic and antiarrhythmic efficacy of tocainide, studies were performed in patients suffering acute myocardial infarction. Intravenous tocainide was administered over a 15-minute period in order to determine its acute effects and subsequently, in a randomized double-blind study with placebo control, to determine its effects over ...
Willerson J T - - 1980
A complete discussion of factors involved in causing acute myocardial infarcts is contained in ths review, and a detailed discussion of various complications of acute myocardial infarction is also provided. Interventions that are capable of reducing infarct size in animal models with experimentally produced acute myocardial infarcts are discussed, and ...
Nicholls D P - - 1980
Patients with acute myocardial infarction admitted to a coronary care unit were given either intravenous and oral disopyramide or matching placebo on admission and throughout their hospital stay. 199 patients entered the trial, and 138 were subsequently shown to have had a myocardial infarct. The placebo and study groups were ...
Sewdarsen M - - 1980
A coronary care unit for the treatment of patients with acute myocardial infarction has been organized at the R. K. Kahn Hospital. This unit provides intensive nursing care and continuous oscilloscope monitoring of cardiac rhythm and has facilities for dealing with cardiac emergencies. During the first year 184 patients with ...
Lewis M H - - 1980
A modeling procedure, employing multiple 99mTc-PYP myocardial scintigrams, was applied to acute inferoposterior myocardial infarcts in 12 dogs. Four modeling schemes were developed, and the model volume predictions were correlated with morphometrically determined infarct masses. Correlation values ranged from r = 0.66 (p less than 0.02) to r = 0.80 ...
Kennelly B M - - 1980
A patient has an ECG on admission to the hospital that demonstrated acute transmural inferior and anterolateral infarction. Charges of additional transmural anteroseptal infarction were evident in ventricular extrasystoles but not in conducted sinus beats. The patient died five days after admission, and autopsy confirmed the presence of fresh anteroseptal ...
van der Does E - - 1980
In the imminent myocardial infarction Rotterdam (IMIR) study, contacts by patients with their general practitioners for symptoms of potential coronary artery disease were registered. Those who had acute myocardial infarction were diagnosed on the basis of the modified World Health Organization criteria, and those with this definite diagnosis were then ...
Romano E - - 1980
Chlorpromazine, a phenothiazine derivative with central and peripheral vasodilating effect, was given intravenously, with frusemide, to five patients with acute pulmonary oedema who did not respond to conventional treatment. Four of the five recovered fully. Chlopromazine seems to be a suitable vasodilator for use in treating acute pulmonary oedema outside ...
Cucuianu M P - - 1980
When compared to the values obtained in healthy normal-weight, normolipemic controls, the plasma level of ristocetin-cofactor (VIII:R-cof.) was found to be much higher in patients with acute myocardial infarction and in postoperative conditions (4--5 days after a major surgical intervention). A lesser increase of VIII:R-cof. was noted in atherosclerotic patients ...
Mowar S N - - 1980
Despite the wide clinical spectrum of acute myocardial infarction, changes in various hormones, e.g., insulin, prolactin, and cortisol, have been observed in these cases separately. The present study was designed to see the changes of these hormones simultaneously and to follow them up along with the clinical improvement of the ...
Willerson J T - - 1980
99mTc-PYP myocardial scintigrams represent a means to detect and localize acute myocardial necrosis. These scintigrams are expected to be abnormal with acute myocardial infarcts of at least 3 grams in weight if serial imaging is utilized and proper attention to technique is provided. Any etiology of myocardial necrosis may produce ...
O'Rourke M F - - 1979
Pindolol was administered orally (5 mg 8th-hourly) to 30 patients 5--19 (mean = 9.0 hrs) hours after onset of acute myocardial infarction. There were no serious side effects during the acute phase of infarction, only one hospital death and two late deaths at follow-up 2--82 (mean = 37 wks) weeks ...
Wocial B - - 1979
Urinary excretion of 3-methoxy-4-hydroxyphenylglycol (MHPG), noradrenaline, adrenaline and vanillylmandelic acid (VMA) was studied in 30 patients with acute myocardial infarction. The excretion of MHPG was higher in patients with myocardial infarction than in the control group, with no difference between uncomplicated and complicated courses of the disease. The excretion of ...
Neilson G - - 1979
A survey was made of patients admitted to hospitals with a diagnosis of acute myocardial infarction in seven Queensland provincial cities between January 1, and December 31, 1975. Estimates of the incidence of, and mortality from, myocardial infarction are made, and details of the type of care offered, patient characteristics, ...
Malin F R - - 1978
Studies have shown that technetium-99m stannous pyrophosphate (Tc-PPi) is effective for the detection and imaging of acute myocardial infarction. Positive Tc-PPi myocardial scintigrams, however, have been reported in patients with other forms of heart disease and no evidence of recent myocardial infarction. To help define the usefulness of this test, ...
Greenspahn B R - - 1978
A patient is described in whom electrocardiographic changes simulating acute nontransmural myocardial infarction occurred in association with head trauma. Despite extensive noninvasive investigation, including computerized axial tomography and myocardial scanning, no acute structural central nervous system or cardiac abnormality could be detected. A review of the literature failed to reveal ...
Gibson T C - - 1978
Serial blood pressure recordings were taken for 72 hours in 112 patients with acute myocardial infarction and in 96 patients with cardiac ischemia, admitted to hospital no more than 6 hours after the onset of chest pain. During the first hour of admission 66 (31.7%) had a blood pressure recorded ...
Wiener I - - 1978
Six patients undergoing surgery for ischemic heart disease were studied by means of epicardial electrodes affixed to the left ventricle. One patient who underwent triple coronary arterial bypass and plication of a left ventricular aneurysm had evidence of an acute myocardial infarction 1 day after operation. A surface electrocardiogram and ...
Bainton D - - 1978
Prompted by a clinical observation of an increase in hospital admissions for acute myocardial infarction during an influenza outbreak, a study was designed to examine the number of deaths from ischaemic heart disease (IHD) at the time of influenza. Deaths from IHD were found to be increased at all ages, ...
McKillop J H - - 1978
Fifty patients with acute chest pain had thallium-201 myocardial imaging performed three to six days after emergency admission to hospital. The image was abnormal in 20 out of 22 patients with acute transmural myocardial infarcts but in only 1 of 5 with acute subendocardial infarcts. Indistinguishable scan abnormalities caused by ...
Walton S - - 1978
Acutely damaged myocardium was shown in 103 patients with suspected acute myocardial infarction using 99Tcm pyp. A significant incidence of false positive and false negative results occurred, 'true' results being defined by standard clinical, electrocardiographic, and enzyme criteria. Localisation of infarction compared reasonably well with standard electrocardiographic criteria but more ...
Tonogai Y - - 1978
Twenty kinds of coal-tar dyes were subjected to median tolerance limit (TLm) test by use of Himedaka (Oryzias latipes) for the comparision of their acute toxicities. It became clear that 4 kinds of halogens substituted xanthene compounds dyes showed strong acute toxicities. From the fact that uranine had the lower ...
Gadoth N - - 1978
Extensive haemorrhagic myocardial infarction developed in a newborn, apparently as a result of anoxia due to erythroblastosis fetalis, associated with haemoglobin H disease. Acute massive myocardial infarction in the neonatal period is rare and usually is associated with congenital malformation of the heart or its blood supply. Neonatal myocardial infarction ...
Kubat K - - 1978
Post-mortem examination was made of 136 patients who died of ischaemic heart disease from within a few minutes to 4 days after the onset to symptoms. Acute myocardial infarction was detected by means of the histochemistry of dehydrogenases in 102 cases (75%); in 34 cases(25%) no infarction was found, but ...
Stavorovsky M - - 1978
Emboli of a main artery cause serious complications in patients suffering from acute myocardial infarction, in whom the surgical risk is high. In order to save the limb, embolectomy is indicated and should be considered. Early diagnosis and prompt surgical intervention with the use of the Fogarty catheter simplify the ...
Fazzini P F - - 1978
In 8 patients affected with acute myocardial infarction verapamil was highly effective in controlling ventricular extrasystoles. Theoretically the drug ought not to be effective if the extrasystoles were related to fast cardiac fibers characterized by a rapid inward Na+ current. The result suggests that in acute myocardial ischemia ventricular extrasystoles ...
Werner J A - - 1977
Acute myocardial infarction is being recognized as a spectrum of clinical subsets. This appreciation has been brought about to a large degree by the development of several new tools that can be applied clinically to aid in evaluation of patients with acute infarction, and in some cases to provide short ...
Kupper W - - 1977
The left ventricular hemodynamics of 70 patients with acute myocardial infarction were determined from measurements of pulmonary arterial end-diastolic pressure, cardiac index, mean arterial pressure and heart rate during the acute phase(first study, 5 hours after admission), 4 to 6 weeks later (second study, during convalescence) and in 35 percent ...
Büyüköztürk K - - 1977
In 700 patients with acute myocardial infarction admitted to the intensive coronary care unit of our hospital, the incidence and significance of left anterior hemiblock and left axis deviation has been studied in the acute phase of disease. In 102 (14.6%) of the 700 patients, isolated left axis deviation (mean ...
Kan M K - - 1977
Ninety-one patients with chest pain suggestive of acute myocardial infarction were studied by static technetium Tc 99m stannous pyrophosphate scintigraphy and dynamic sodium pertechnetate Tc 99m cardioangiography. Twenty-three of 26 patients (88%) with acute transmural infarcts and 12 of 17 patients (71%) with nontransmural infarcts had abnormal static studies. In ...
Wackers F J - - 1977
A clinicopathological study was performed in 23 patients who died from acute transmural myocardial infarction and who had been studied with thallium-201 during the acute phase. Twenty patients died within five days and three later than five days after scintigraphy. The scintigraphic location and the estimated size of infarction in ...
Berman D S - - 1977
A modified classification for interpreting technetium-99m pyrophosphate scintigrams defines the 2+ diffuse pattern of tracer uptake as equlvocal rather than positive for acute myocardial infarction. Results of scintigraphy using this classification were compared with results of standard diagnostic tests for myocardial infarction in 235 patients admitted to a coronary care ...
Kerr G D - - 1977
Technetium 99m pyrophosphate or polyphosphate administered intravenously soon after acute myocardial infarction produces positive images of the area and extent of myocardial necrosis. Forty-four patients have been studied of whom 39 had myocardial infarction. There was good correlation of the site and extent of infarction as indicated by the scintigram ...
Holman B L - - 1977
Detection of acute myocardial infarction as an area of increased activity has intrigued investigators for some time. Initial attempts with 203Hg-chlormerodrin and 203Hg-fluorescein analogues were successful in man. More recently, however, successful imaging of the acute myocardial infarct has been achieved with several 99mTc complexes. A large group of radiotracers ...
Parkey R W - - 1977
Technetium-99m-phosphate imaging is particularly valuable in detecting (1) small transmural infarcts (3 g and larger in size); (2) new acute transmural infarcts in or near regions of old infarction; (3) acute subendocardial infarcts (larger than 3 g in size); (4) acute infarction in patients with left bundle branch block; and ...
Holman B L - - 1976
The feasibility of acute infarct scintigraphy for the clinical evaluation of patients with known or suspected acute myocardial infarction is established. Further development of this methodologic approach may result in even better agents for the visualization of infarcts. Radiotracers with high affinity for the infarct, rapid blood clearance, and low ...
Holman B L - - 1976
The accuracy of the scintigraphic diagnosis of acute myocardial infarction with 99mTc-pyrophosphate, 99mTc-tetracycline and 99mTc-glucoheptonate was assessed in 63 patients, 43 of whom had clinical evidence of acute myocardial infarction. In 15, studies with both 99mTc-tetracycline and 99mTc-pyrophosphate were performed. Accuracy was greatest with 99mTc-pyrophosphate (17/17 true positives, 8/10 true ...
Pole D J - - 1976
The one year mortality of patients from the Perth Acute Myocardial Infarction Register surviving the acute episode (first 28 days) is presented. Of 1138 patients suffering definite or possible acute myocardial infarction in one year, 705 (62%) survived 28 days. There were 89 deaths (11-5%) in the subsequent 11 months. ...
Wang K - - 1976
In a 76-year-old man an electrocardiographic pattern of acute anteroseptal myocardial infarction disappeared suudenly. At necropsy, a more recent posterior myocardial infarct was found, in addition to an acute anteroseptal infarct. "Normalization" of the electrocardiogram from the pattern of anteroseptal myocardial infarction in this case resulted from the loss of ...
Gould L A - - 1976
Myocardial imaging with technetium-99m stannous polyphosphate was performed on 46 patients. Eleven patients had no cardiac disease, 22 had acute myocardial infarction, and 13 had stable arteriosclerotic heart disease. Distinct patterns of myocardial activity were noted: (1) the patients with no obvious cardiac disease showed no cardiac activity; (2) stable ...
Holman B L - - 1976
The feasibility of double-labeling of acute myocardial infarcts with 113mIn-EDTMP [ethylenediaminetetra(methylene phosphonic acid)] and 99mTc-EDTMP was evaluated. The in vitro distributions of these tracers in acute myocardial infarcts in dogs and their selectivities for infarcted versus noninfarcted myocardium were compared. Both tracers concentrated in acutely infarcted myocardium, and there was ...
Nimmo I A - - 1976
1. The turnover of plasma glucose and free fatty acids was measured in ten patients within 24 h of the onset of symptoms of acute myocardial infarction and in two with symptoms of acute myocardial ischaemia. The measurements were repeated in seven of the patients 12-40 weeks after the acute ...
Perez L A - - 1976
Myocardial studies with 99mTc-labeled phosphate agents were obtained in 20 patients without demonstrable cardiovascular disease, 24 patients with unstable arteriosclerotic heart disease (ASHD) without acute infarction, and six patients with myocardiopathy. The patients without cardiovascular disease showed no localization or tracer; the patients with unstable ASHD and without acute infarction ...
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