Search Results
Results 451 - 500 of 573
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Casey R - - 1994
The purpose of this study was to assess the prevalence of lead poisoning in an urban cohort of infants with high socioeconomic status and to determine the usefulness of the Centers for Disease Control (CDC) questionnaire in predicting lead poisoning. The CDC questionnaire was administered to consecutive parents of infants, ...
Kaplan B - - 1994
A correctly prescribed constitutional homoeopathic remedy can increase well-being in the preconceptual period. For infertility, orthodox investigations are essential but where tests are normal then homoeopathic treatment of both pariners can maximise their health and may improve the chances of conception. Homoeopathic remedies can be effective for morning sickness and ...
Galoppin L - - 1994
Epidemiologic studies suggest an association between recurrent bronchiolitis in children younger than 3 years of age and diagnosis of asthma later in life. Bronchoalveolar lavages from 20 infants with recurrent wheezing and 18 nonwheezy control subjects were analyzed to determine whether alveolar macrophages of wheezy infants present abnormalities similar to ...
Matsuoka S - - 1994
We studied the effects of pulmonary congestion on the development of atopic asthma in 31 infants with congenital heart disease. Respiratory distress did not resolve after surgery in seven patients, six of whom had a family history of allergy. Pulmonary congestion in infancy may increase the risk of atopic asthma ...
Field P I - - 1994
BACKGROUND: In asthmatic subjects bronchoconstriction is induced by inhalation of the common food preservatives sulphur dioxide (SO2) and metabisulphite (MBS). SO2 and MBS challenges share many similarities, but it is not known whether they are equivalent. In this study of subjects with mild clinical asthma equivalence was assessed by comparing ...
Suissa S - - 1994
The association between the use of inhaled beta-agonists and the risk of death and near-death from asthma has previously been reported. It was based on a nested case-control study of 129 cases and 655 control subjects selected from a cohort of 12,301 users of asthma drugs followed during the period ...
Swisher C C CC - - 1994
40Ar/39Ar laser-incremental heating of hornblende separated from pumice recovered at two hominid sites in Java, Indonesia, has yielded well-defined plateaus with weighted mean ages of 1.81 +/- 0.04 and 1.66 +/- 0.04 million years ago (Ma). The hominid fossils, a juvenile calvaria of Pithecanthropus and a partial face and cranial ...
Casey P - - 1994
1. Data on deaths from pesticide poisoning occurring in England and Wales between 1945 and 1989 (no data are available for 1954) have been collated; pesticides were responsible for only 1012 (1.1%) of the 87,385 deaths from poisoning (excluding those due to carbon monoxide) occurring over this 44 year period. ...
Wright S C - - 1994
BACKGROUND: Asthma mortality has been rising in many western countries for largely unknown reasons. One cause could be change in certification practice. This study was designed to investigate the accuracy of death certification in Northern Ireland for the years 1981-4 and, in addition, to assess the reliability of trends observed ...
Hilman B C - - 1994
Wheezing is a very common symptom or sign in the infant. The evaluation of the underlying cause of the wheezing is difficult and requires a thorough assessment of several factors in the history and physical examination and a basic understanding of the pathophysiology of wheezing. With the increased availability of ...
Cluroe A D - - 1994
Using retrospective histological material and clinical data from the New Zealand National Asthma Mortality Study, we investigated whether there was a relationship between the presence of pulmonary interstitial emphysema (PIE) and different clinical features in fatal asthma, in particular precipitous asthma death. Histological evidence of PIE was determined in sections ...
Lagerquist J E - - 1994
Lead poisoning and other causes of mortality of 115 trumpeter (Cygnus buccinator) and 21 tundra (C. columbianus) swans from northwestern Washington (USA) from 1986 to 1992 are reported. Necropsies were performed on all 136 swans, liver lead analysis conducted on 110, and differentiation between lead and steel shot pellets recovered ...
Linakis J G - - 1993
STUDY OBJECTIVES: This study was designed to characterize poisoning deaths in Rhode Island and to determine the incidence of poisoning deaths that are not reported to the regional poison center. DESIGN: The records of the state medical examiner were reviewed retrospectively for all toxin-related deaths from January 1986 through December ...
Hay D B - - 1993
In this report the widely-held view that house dust mites benefit from fungal contamination of the dietary substratum is re-examined. The performance of Dermatophagoides pteronyssinus (Acari: Pyroglyphidae) is documented over two successive generations in the presence or absence of the xerophilic fungus Aspergillus penicillioides (Hyphomycetales: Moniliaceae). This fungus reduced survival, ...
Skjelbo E - - 1993
The metabolism of imipramine was investigated in 106 healthy volunteers, all having a sparteine metabolic ratio (MR) of 0.2-0.5 and hence classified as extensive metabolisers. Each subject was given a single oral dose of 25 mg imipramine hydrochloride and blood for assays of imipramine and metabolites was collected 3 h ...
- - 1993
Methanol is used in a variety of commercial and consumer products. Increased use of methanol as a motor fuel may lead to higher ambient air levels and a greater potential for ingestion from siphoning accidents. Methanol toxicity initially is not characterized by severe toxic manifestations. Pathophysiologically, methanol toxicity represents a ...
Jenkins M A - - 1992
Asthma mortality statistics issued by the Australian Bureau of Statistics (ABS) were compared with clinical data from a survey of asthma mortality. Deaths in Victoria from May 1986 to April 1987 containing 'asthma' in Parts 1 or 2 of the death certificate (N = 405) were reviewed. For each subject, ...
- - 1992
Deaths from unintentional carbon monoxide (CO) poisoning in the United States result primarily from exposure to motor-vehicle exhaust and occur more often during the cold months of the year and in northern and midwestern states (1-3). In Michigan, from 1987 through 1989, 103 deaths were related to unintentional CO poisoning. ...
Kerem E - - 1992
Wheezing is a common finding in infants with cystic fibrosis (CF). This study was undertaken to determine the prevalence of wheezing in infants with CF and to compare the clinical outcome of those who wheezed in infancy with that of those who did not. The study cohort included 229 CF ...
Reed H J - - 1992
The behaviour of laying hens housed in 'welfare-improved' cages fitted with one nest per hen was investigated with manipulations of group size (two or four birds), spatial allowance excluding the nests (600 cm2 or 1200 cm2 per bird) and perch provision (presence or absence). More time was spent in the ...
Moss J I - - 1992
Glue that contained an insecticide was evaluated for its ability to yield useful toxicological data for German cockroaches, Blattella germanica (L.). Toxicities of three classes of insecticides were evaluated by topical applications (LD50) and exposure to insecticide-impregnated glue (LC50). Cockroaches that were resistant to topical insecticide applications were also resistant ...
Coates J R - - 1992
Although asthma may be a prominent feature in many cases of terminal illness, it is often incorrectly named as the cause of death. It is difficult to assess asthma death in the older age groups where psychosocial factors are prominent. This review looks at the certification by general practitioners of ...
Mellis C M - - 1992
Most wheezy infants do not have a significant medical problem, and most will outgrow the condition in early childhood. A small proportion, however, have troublesome asthma and suffer significant morbidity (such as severe episodes of breathlessness and persistent distressing cough, and are often admitted to hospital). These infants should be ...
Arshad S H - - 1992
A total of 1167 infants were followed for 1 year in a population-based prospective study to assess the effect of environmental factors on the development of allergic disorders. Some of these environmental factors are interdependent. Mothers who formula fed their infants smoked more often (p less than 0.001) and tended ...
Campbell D A - - 1992
OBJECTIVE: To assess the accuracy of asthma statistics from death certificates in South Australia. DESIGN: Comparison of death certificate coding with expert panel assessments of causes of death after interviews with certifying doctors, regular medical practitioners and close acquaintances of the deceased. SUBJECTS: 261 subjects for whom the term "asthma", ...
Uspensky I - - 1992
A phenomenon of host substitution by the taiga tick (Ixodes persulcatus) larvae was observed by the authors in the western part of the Soviet Far East. In the mountain forests where the highest abundance of I. persulcatus was found, larvae usually fed on small mammals (primarily on Clethrionomys rufocanus, C. ...
Putnam M R - - 1991
Effects of the endophyte Acremonium coenophialum in tall fescue on pregnant mares and foal viability were evaluated. Twenty-two mature pregnant mares were randomly chosen to graze either Kentucky-31 tall fescue that was free from A coenophialum (endophyte-free, EF) or tall fescue infected with A coenophialum (endophyte-present, EP) after the first ...
Soong W J - - 1991
Amphetamine poisoning is rare in children. Here we report two male infants with acute poisoning due to accidental amphetamine ingestion. One infant had a family history of drug abuse and the other was due to poor supervision of the parents. Although typical clinical symptoms and signs (including restlessness, hyperactivity, hypertension, ...
Bown D N - - 1991
Applications of bendiocarb produced a high insecticidal residual effect lasting up to 3 months on the most common indoor house surfaces. No significant decreases in mosquito man-biting rate levels were observed between treated and untreated villages. It was shown that almost equal proportions of intra- and peridomicillary mosquitoes came into ...
Pranzatelli M R - - 1991
Two young children, 5 and 30 months of age, developed acute transient dyskinesias. The novel features of these patients were classic orobuccal-lingual dyskinesias, their young ages, and the association with asthma and theophylline. The movements resembled tardive dyskinesias of older patients on neuroleptics, but neither patient had any exposure to ...
Young S - - 1991
BACKGROUND: Airway responsiveness to inhaled nonspecific bronchoconstrictive agents has been demonstrated in normal, healthy infants. However, it is unknown whether airway responsiveness is present from birth or if it develops as a result of subsequent insults to the respiratory tract. To investigate this question, we assessed airway responsiveness in 63 ...
Osterman J W - - 1991
Standardized French and English versions of the American Thoracic Society (ATS) respiratory disease questionnaire were administered to 204 English-speaking and 406 French-speaking male blue-collar aviation workers unexposed to occupational respiratory hazards. After adjusting for smoking status, age, years of education, foreign birth and maternal language other than French or English, ...
Schatz M - - 1991
OBJECTIVE: To compare the incidence of transient tachypnea of the newborn (TTN) in infants of asthmatic vs nonasthmatic mothers. RESEARCH DESIGN: Case-control analysis. SETTING: Group model health maintenance organization. PATIENTS: A volunteer sample of 294 pregnant asthmatic women and 294 pregnant nonasthmatic women with normal pulmonary function test results, matched ...
Terazawa K - - 1991
A man was found dead in a tank where gaseous dimethyl sulfide (DMS) was present. The concentrations of DMS in the blood and tissue samples were measured by gas chromatography. Mice were experimentally exposed to various concentrations (5%-55%) of gaseous DMS in a confined space and the course of death ...
Arshad S H - - 1991
This population-based prospective study assessed the relationship between pets and atopic disorders in infancy. One or more pets were found in 61.4% of households. Pets were found in homes with a family member affected by asthma or rhinitis as often as in homes with no allergy in the family. The ...
Fivaz B H - - 1990
Angora goat kids and yearlings grazing irrigated Kikuyu (Pennisetum clandestinum) grass pastures in the eastern Cape Province, became heavily infected with Teladorsagia circumcincta and Trichostrongylus rugatus, leading to high mortality in both age groups. Peak burdens of the former were recorded during March and May, and of the latter during ...
Livingstone V H - - 1990
Failure to thrive and insufficient milk are common reasons given for terminating breast-feeding early. Mothers often doubt their natural ability to successfully suckle a young infant. This perceived inadequacy may be reinforced by health professionals who advise supplemental formula feeds to ensure rapid weight gain before an accurate diagnosis has ...
Schwartz Y A - - 1990
The statistical data for asthma mortality in Israel from 1960 to 1986 are presented. From the analysis of the data it is clear that the asthma mortality rates in Israel were among the lowest reported (for the general population as well as for the 5 to 34-year age group), although ...
Fernando R - - 1990
The National Poisons Information Centre (NPIC) in Sri Lanka was established in January 1988. It received 353 enquiries in the first year of which 37% concerned pesticide poisoning. More than half the instances were of self-poisoning; consistent with the high suicide rate in the island. Over a quarter of poisoning ...
Anthony J A - - 1990
Land use associations and changes in population indices were assessed for an urban population of raccoons (Procyon lotor) in Baltimore, Maryland (USA), from January 1984 to December 1987. Records were examined for 1,458 raccoons trapped alive and removed dead from city streets during, and after, the peak of a rabies ...
Priel B - - 1990
Explored prospectively were the temperamental dimensions involved in the modulation of wheeziness in infancy. Subjects were 69 infants, 4 to 8 months old, referred to the emergency room because of wheeziness, and a control group of 30 infants, 4 to 8 months old, referred to the emergency room because of ...
Woolf D A - - 1990
Fifteen Omani infants, ranging between 2 and 4 months of age, with acute lead encephalopathy underwent plain skeletal radiology. X-rays in all 15 infants revealed dense metaphyseal bands in long bones. These were best seen around the knee joint. Six infants had evidence of multiple lead lines indicating previous episodes ...
Campbell S - - 1990
All deaths ascribed to asthma in the 5-to-40-year age group at the Wayne County Medical Examiners' Office were reviewed from 1975 to 1987 inclusive. Fifty-eight deaths were attributed solely to asthma, and the annual number increased fivefold in the 1980s to a rate of approximately 0.5 per 100,000 per year ...
Little R E - - 1990
Arsenic intoxication is a common form of heavy metal poisoning. Although arsenic-induced circulatory collapse, seizures, and syncope are well known, the potential for serious ventricular arrhythmias is less well recognized. Reported in this study are two cases of arsenic poisoning causing torsade de pointes. Furthermore, marked prolongation of the QT-U ...
Burgess E D - - 1990
Malathion is an organophosphate pesticide that can cause respiratory failure and death in humans. In vitro studies suggested that hemoperfusion may be valuable in treating malathion poisoning. We found that although the charcoal column may effect reasonable clearance in the first 2 hours of use, prolonged hemoperfusion may require changing ...
Hathaway E H - - 1989
To evaluate intraindividual and between-machine variability in DLCO, one technician performed triplicate measurement of DLCO in eight healthy subjects on three consecutive days using three different systems (Collins [C], Gould [G], SRL [S]) on five separate occasions over the course of 1 yr. For each subject and machine, we calculated ...
Sly R M - - 1989
One might expect prevalence of asthma to affect rates of mortality due to asthma. In France, asthma prevalence at 1350 m is less than at sea level. Calculation of asthma mortality rates for blacks and whites 5 to 34 years of age in 1980 for counties in the USA with ...
Sears J - - 1989
A method for the treatment of lead poisoning in mute swans (Cygnus olor) is described. Chelation therapy, using sodium calcium edetate, was successful in resolving the clinical signs of lead poisoning in 49% of cases. Individually ringed swans were monitored after their release to the wild, in order to assess ...
Katz S A - - 1989
Chromium compounds are among the impregnants that enhance the ability of carbon air filters to absorb and destroy toxic agents such as CK and AC. The possibility of inhaling chromium-containing carbon dust from such filters has caused concern because, in addition to being an essential nutrient, chromium has been identified ...
Hettiarachchi J - - 1989
An epidemiology study of poisoning was done in a geographically defined area in rural Sri Lanka, a developing agricultural country. The incidence of poisoning was 75 per 100,000 population and the death rate was very high (22 per 100,000 population). Both were highest in the age group 15-34 and there ...
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