Search Results
Results 151 - 200 of 1033
1 2 3 4 5 6 7 8 9 10 >
Lyngholm Ann Marie - - 2008
PURPOSE: Intestinal activity at the inferior myocardial wall represents an issue for assessment of myocardial perfusion imaging (MPI) with 99mTc-labelled tracers. The aim of this study was to investigate the effect of time and food on upper abdominal activity in 99mTc-tetrofosmin MPI. METHODS: The study population consisted of 152 consecutive ...
Patriarca Giampiero - - 2009
Food allergy is a matter of concern because it affects about 0.5-3.8% of the paediatric population and 0.1-1% of adults, and as well may cause life-threatening reactions. Skin prick testing with food extracts and with fresh foods, the measurement of food-specific IgE, elimination diets and a double-blind, placebo-controlled food challenge ...
Kim Jennifer S - - 2008
Primary care providers are advised to refer to an allergist those children in whom they suspect a food allergic reaction. Approximately 6% of U.S. children have food allergy, although many more parents will present with concerns of a food-induced condition. At higher risk are young children with atopic dermatitis. Generally, ...
Ballmer-Weber B K - - 2008
Safety assessment for genetically-engineered crop plants includes assessment for allergic responses. To facilitate this assessment, serum banks should contain well-characterised sera from patients with confirmed food allergies. A serum is defined as well-characterised if it is taken from a patient who has a convincing history of allergic responses to a ...
Devillers A C A - - 2009
In recent years, the atopy patch test (APT) has been suggested as an addition in the allergological work-up of children with atopic dermatitis (AD) and suspected food allergy. We initiated a prospective clinical study in children with AD younger than 3 yr, to evaluate the additional clinical value of the ...
Kurowski Kurt - - 2008
Family physicians play a central role in the suspicion and diagnosis of immunoglobulin E-mediated food allergies, but they are also critical in redirecting the evaluation for symptoms that patients are falsely attributing to allergies. Although any food is a potential allergen, more than 90 percent of acute systemic reactions to ...
Gelincik A - - 2008
BACKGROUND: Until the present, no comprehensive studies evaluating the prevalence of food allergy and non-allergic food hypersensitivity (FA/NAFH) in adults have been done in Turkey or its surrounding countries. OBJECTIVE: This large population-based study was planned to identify the confirmed prevalence of adverse reactions to food in adults in Istanbul. ...
Kulthanan Kanokvalai - - 2008
Many patients with chronic urticaria (CU) worry that foods or other allergens are responsible for their urticaria. Skin prick testing (SPT) may be one of the investigations used to provide a clear illustration. The purpose of our study was to assess the prevalence of positivity of SPT to food allergens ...
Salvatori N - - 2008
BACKGROUND: Wheat is one of the major food allergens and it is also an inhalant allergen in workers exposed to flour dusts. Food allergy to wheat in adulthood seems to be rare and has never been reported to be associated with asthma induced by flour inhalation. OBJECTIVE: The study aimed ...
Maloney Jennifer M - - 2008
BACKGROUND: The gold standard for diagnosing food allergy is the double-blind, placebo-controlled food challenge. Diagnostic food-specific IgE levels might assist in diagnosing food allergies and circumventing the need for food challenges. OBJECTIVES: The purpose of this study was to determine the utility of food-specific IgE measurements for identifying symptomatic peanut, ...
Stapel Steven O - - 2008
Serological tests for immunoglobulin G4 (IgG4) against foods are persistently promoted for the diagnosis of food-induced hypersensitivity. Since many patients believe that their symptoms are related to food ingestion without diagnostic confirmation of a causal relationship, tests for food-specific IgG4 represent a growing market. Testing for blood IgG4 against different ...
Ostblom E - - 2008
BACKGROUND: Longitudinal data from population-based studies on the development and persistence of food hypersensitivity (FHS) during childhood are almost absent. METHODS: A population-based birth cohort was established, and information on various exposures and symptoms of allergic disease were obtained from questionnaires when the children were 2 months, 1, 2, 4 ...
Crevel R W R - - 2008
Thresholds constitute a critical piece of information in assessing the risk from allergenic foods at both the individual and population levels. Knowledge of the minimum dose that can elicit a reaction is of great interest to all food allergy stakeholders. For allergic individuals and health professionals, individual threshold data can ...
Komarow Hirsh D - - 2008
Urticaria is a common pruritic skin disorder that is often seen in the office and varies in severity and chronicity. The etiologic cause is frequently not identifiable. Urticaria may be associated with physical factors and triggers, including foods or medications. A significant percentage of patients with chronic urticaria have circulating ...
Mankad Vaishali S - - 2008
BACKGROUND: Open food challenges are a practical alternative to double-blind, placebo-controlled food challenges in confirming clinical sensitivity or tolerance to a food, and the risks associated with open challenges are unknown. OBJECTIVE: To examine the safety of open food challenges administered in an office setting. METHODS: A retrospective medical record ...
Hauk Pia J - - 2008
Atopic dermatitis (AD) is a chronic, pruritic, inflammatory skin disease affecting more than 10% of all children. Sensitization to foods triggers isolated skin symptoms in about 30% of children. These symptoms include immediate reactions within minutes after ingesting food without exacerbation of AD and early and late exacerbations of AD. ...
Bush Robert K - - 2008
"Allergy" is a term often used by patients to describe symptoms that arise after eating. The term "adverse reaction to food" is preferred unless the event has an immunologic basis. True food allergy, primarily mediated by immunoglobulin (Ig)E antibodies to food proteins, is present in 3% to 4% of US ...
Zuidmeer Laurian - - 2008
BACKGROUND: There is uncertainty regarding the prevalence of allergies to plant food. OBJECTIVE: To assess the prevalence of allergies to plant food according to the different subjective and objective assessment methods. METHODS: Our systematic search of population-based studies (since 1990) in the literature database MEDLINE focused on fruits, vegetables/legumes, tree ...
Wahn U - - 2008
In 2184 young children aged 13-24 months with atopic dermatitis (SCORAD 5-59) serum IgE antibodies to a standard panel of food and inhalant allergens were assayed. The frequency of positive IgE responses (>0.35 kU/l) increased with greater severity of skin disease. A significant minority of infants had levels of IgE ...
Gotua M - - 2008
Food allergy has become a serious health concern especially in developed countries in the past two decades. In general population approximately 4-6% of children and 1-3% of adults experience food allergy. The article reviews IgE-mediated food hypersensitivity disorders. Epidemiology, Mechanism, Clinical manifestations, Genetically modified crops (GMOs), Diagnosis, Prevention and Treatment ...
Ramesh Sujatha - - 2008
Food allergies have increased significantly in the past decade. An accurate history is crucial in approaching the management. At the outset, food intolerance must be distinguished from food allergies and, furthermore, these allergies should be classified into either an IgE, Non-IgE, or a mixed response. The clinical features vary from ...
Tomicić Sara - - 2009
Children with eczema and sensitization to foods are recommended skin care and, if food allergy is proven by challenge, an elimination diet. For most children the diet period is transient, but the process behind tolerance development and the influence of decreased allergen exposure is not fully known. The aim of ...
Sicherer Scott H - - 2008
This review highlights some of the research advances in allergic skin disease, anaphylaxis, and hypersensitivity reactions to foods, drugs, and insects that were reported primarily in the Journal in 2007. Advances in diagnosis include possible biomarkers for anaphylaxis, improved understanding of the relevance of food-specific serum IgE tests, identification of ...
Roy-Ghanta Sumita - - 2008
BACKGROUND & AIMS: The association of sensitization to food allergens, atopic disorders, and eosinophilic esophagitis (EE) is well known in children, but not in adults. Our purpose was to identify the spectrum of specific allergic sensitivities to environmental and food allergens within a series of adult patients with EE. METHODS: ...
Waibel Kirk H - - 2008
BACKGROUND: Gustatory rhinitis is a type of nonallergic rhinitis that is usually associated with ingestion of hot or spicy foods. Characteristics of this condition and its impact on food choices have not been studied. OBJECTIVE: To survey individuals regarding causative foods, association with atopic conditions, and food avoidance behaviors for ...
Hopman Erica - - 2008
OBJECTIVE: Celiac disease (CD) is a multifactorial disease with a strong genetic association. It is caused by a T-cell-mediated immune response to wheat gluten. The treatment is a strict gluten-free diet (GFD). The purpose of this study was to investigate whether the naturally gluten-free cereal Eragrostis tef (tef) is associated ...
Wilson Brian G - - 2008
BACKGROUND: Food allergy (FA) practice varies widely. OBJECTIVE: To report differences between allergists and nonallergists regarding diagnosis, treatment, and prevention of FA. METHODS: A 2-page questionnaire was mailed to 3,000 allergists and 4,000 nonallergists. We previously published the findings on prevalence and manifestations. Herein, we report the findings on food ...
Bernardi Daniela - - 2008
Abstract Background: The usefulness of serum antibodies to common food antigens (immunoglobulin G4; IgG4) assay in management of patients suffering from food intolerance was assessed. Methods: A total of 22 asymptomatic healthy subjects and 68 patients with symptoms referred for suspected food intolerance were studied. Serum IgG4 to 19 common ...
Wang Julie - - 2008
BACKGROUND: In vitro testing is commonly used to diagnose and manage allergies. Clinical reactivity has been correlated with food-specific IgE levels by using the ImmunoCAP (Phadia, Uppsala, Sweden). OBJECTIVE: To determine whether IgE levels derived from different assays are equivalent to those measured by ImmunoCAP. METHODS: Fifty patients from the ...
Ahrens Birgit - - 2008
The symptoms of patients presenting with non-allergic food-related reactions may partly mimic allergic responses. Therefore, correct delineation of food allergies is often difficult and various differential diagnoses have to be considered. We describe three cases of differential diagnoses to food-induced symptoms: A 14-month-old with lactose intolerance, an 8-month-old with severe ...
Bernardi Daniela - - 2008
BACKGROUND: The usefulness of serum antibodies to common food antigens (immunoglobulin G4; IgG4) assay in management of patients suffering from food intolerance was assessed. METHODS: A total of 22 asymptomatic healthy subjects and 68 patients with symptoms referred for suspected food intolerance were studied. Serum IgG4 to 19 common foods ...
Meyer Rosan - - 2008
The prevalence of allergic disease has increased markedly over the last 50 years. Food allergy usually manifests in early childhood as part of the so-called atopic march and most commonly includes one or more of the following foods: cow's milk, hen's egg, soy, peanuts and tree nuts, wheat, sesame seed, ...
Borghesan Franco - - 2008
BACKGROUND: Due to unclear reasons, allergy to lipid transfer protein (LTP) is frequent in Mediterranean countries but rare in Northern Europe. OBJECTIVE: We report a paradigmatic case of primarily airborne sensitization to LTP that might explain the geographical distribution of this type of food allergy. METHODS: A 21-year-old woman began ...
Isolauri E - - 2008
The underlying denominators and treatment targets in atopic disease may be outlined as aberrant barrier functions of the skin epithelium and gut mucosa, and dysregulation of the immune response to ubiquitous environmental antigens. The route of sensitization varies with age, dietary antigens predominating in infancy. The immaturity of the immune ...
Zutavern Anne - - 2008
OBJECTIVE: Current prophylactic feeding guidelines recommend a delayed introduction of solids for the prevention of atopic diseases. This study investigates whether a delayed introduction of solids (past 4 or 6 months) is protective against the development of eczema, asthma, allergic rhinitis, and food or inhalant sensitization at the age of ...
Ballmer-Weber B K - - 2008
Patients sensitized to birch pollen frequently suffer from a food allergy to plant foods such as celery, carrots, or hazelnut. One of the main manifestations of birch pollen-related food allergy is the oral allergy syndrome. Skin tests and allergen-specific immunoglobulin (Ig) E determinations are poor predictors of such reactions when ...
Ostblom E - - 2008
BACKGROUND: Diagnosis of food hypersensitivity (FHS) is difficult and interpretation of food allergy tests is complicated. OBJECTIVE: To investigate the probability of reported FHS in relation to levels of food-specific IgE-antibodies (AB) in a population-based setting of 4-year-old children (n = 2336). METHODS: Information on FHS was obtained from a ...
Rupa Prithy P Department of Pathobiology, Ontario Veterinary College, University of Guelph, Guelph, Ont., - - 2008
Food allergy is a serious health problem for which a validated outbred large animal model would be useful in comparative investigations of immunopathogenesis and treatment and in testing hypotheses relevant to complex host-environmental interactions in predisposition to and expression of food allergy. To establish a neonatal swine model of IgE-mediated ...
Venter C C The David Hide Asthma and Allergy Research Centre, St. Mary's Hospital, Newport, Isle of Wight, - - 2008
Prevalence and incidence of food hypersensitivity (FHS) and its trends in early childhood are unclear. A birth cohort born on the Isle of Wight (UK) between 2001 and 2002 was followed-up prospectively. Children were clinically examined and skin prick tested at set times and invited for food challenges when indicated. ...
Venter C - - 2007
BACKGROUND: Correct diagnosis of food hypersensitivity (FHS) is important to ensure appropriate patient care and to accurately establish the population prevalence and incidence. Food challenges play a very important role in the diagnosis of FHS, but it is unclear when open food challenges (OFCs) opposed to double-blind placebo-controlled food challenges ...
Kootstra Helmi S - - 2007
BACKGROUND: Approximately 2% of the Northern and Central European population is allergic to apples. Because of symptoms of oral allergy syndrome, many individuals avoid eating fresh apples. A strategy to allow apple allergic individuals to eat apples is the development of hypoallergenic apple varieties. OBJECTIVE: To investigate the allergenicity of ...
Swoger Jason M JM Miles and Shirley Fiterman Center for Digestive Diseases, Division of Gastroenterology and Hepatology, Mayo Clinic, 200 First St SW, Rochester, MN 55905, - - 2007
Eosinophilic esophagitis (EE) is an increasingly recognized disorder in the adult population, most often manifested by symptoms of dysphagia and food impaction. Mechanisms involving eotaxin-3, interleukin 5, and signal transducer and activator of transcription 6 have been studied and may represent future therapeutic targets. Patients commonly have a personal and ...
Hill D J - - 2008
BACKGROUND: Studies of Australian infants have reported that more than 80% of those with moderate atopic eczema (AE) have high levels of IgE food sensitization (IgE-FS) that are commonly associated with IgE food allergy. OBJECTIVES: To explore the relationship between high levels of IgE-FS and AE in a large cohort ...
Cardoso C R - - 2008
BACKGROUND: Hypersensitivity or uncontrolled responses against dietary antigens can lead to inflammatory disorders like food allergy and current models reflect a variety of causes but do not reveal the detailed modulation of gut immunity in response to food antigens after breakdown in mucosal tolerance. OBJECTIVE: To develop and characterize a ...
Staden U - - 2007
BACKGROUND: Specific oral tolerance induction (SOTI) seems to be a promising treatment of food allergy. Specific oral tolerance induction and elimination diet were compared with respect to efficacy rate and patterns of clinical reaction. METHODS: Children with challenge proven immunoglobulin E (IgE)-mediated cow's milk (CM) allergy or hen's egg (HE) ...
Bahna Sami L - - 2007
The diagnosis of food allergy depends on thorough medical history-taking that may be supplemented with trials of dietary eliminations, skin testing, and specific IgE antibody measurement. However, the reliability of such procedures is often suboptimal. For most cases, oral challenge testing is needed to confirm the diagnosis of food allergy ...
Wang De Yun de - - 2007
OBJECTIVE: Comparison of open food challenge (OFC) with double-blind placebo-controlled food challenge (DBPCFC). STUDY DESIGN: Prospective sequential randomized challenges. METHODS: Twenty adults with chronic allergy symptoms and at least 1 positive intradermal food wheal response recorded symptoms during DBPCFC and OFC provoked using organic foods, normal portions, and normal food ...
Tay S S - - 2007
BACKGROUND: The clinical significance of food-specific IgG subclasses in food allergy and tolerance remains unclear. Specific IgG titres are often reported in non-standardized units, which do not allow comparisons between studies or allergens. OBJECTIVE: To quantify, in absolute units, ovalbumin (OVA)- and peanut-specific IgG levels in children with peanut or ...
Niggemann Bodo - - 2007
Adverse reactions to food represent a common complaint in childhood; however, only a small proportion of children have proven clinically relevant food allergy. The foods most commonly involved in food allergy are cow's milk, hen's eggs, peanuts, tree nuts, seeds, soy, wheat, fish, and crustaceans. The diagnostic workup of suspected ...
Boskabady Mohammad Hossein - - 2007
Respiratory and allergic symptoms were evaluated in 66 Iranian carpet weavers and 66 controls with similar age and gender characteristics using a questionnaire including questions on work-related respiratory symptoms in the past year, allergies, smoking habits, and work exposure duration. A total of 28 carpet weavers (42%) reported work-related respiratory ...
1 2 3 4 5 6 7 8 9 10 >