Sublingual Immunotherapy Mechanisms

sublingual immunotherapy
The immunologic mechanisms of sublingual immunotherapy are less established. In Cochrane analysis, the authors concluded that there was an increase in IgG4 but no stable effect on IgE levels in adults. In addition, the induction of allergen-specific IgA has been reported. There are conflicting data concerning lympho-proliferative responses. So far the evidence on changes in Th1/Th2/Treg activity induced by sublingual immunotherapy need to be confirmed. The effects on T-cell reactivity and cytokine secretion show strong variation in a number of studies. (more…)

Treg Cells In Allergen-Specific Immunotherapy

treg cells
Treg cells or regulatory T cells constitute a large population of cellular infiltrate in atopic/allergic inflammation and a dysregulated immune response appears to be an important pathogenetic factor. Cardinal events during allergic inflammation can be classified as activation, organ-selective homing, survival and reactivation, and effector functions of immune system cells. T cells are activated by aeroallergens, food antigens, autoantigens, and bacterial exotoxins superantigens in allergic inflammation. They are under the influence of the skin, lung, or nose-related chemokine network and show organ-selective homing. (more…)

Allergen-Specific Immunotherapy Mechanisms & The Involvement Of Treg Cells

allergen specific immunotherapy
Allergen-specific immunotherapy is highly effective in the treatment of IgE-mediated allergy diseases such as rhinitis, conjunctivitis, asthma, and venom allergy hypersensitivity. It is the only treatment that leads to lifelong tolerance against previously disease-causing allergens due to restoration of the normal immunity. (more…)

Repeated Dosing Effects Of Mediator Antagonists in Inhaled Corticosteroid-Treated Atopic Asthmatic Patients

Treating allergic rhinitis may have a downstream effect on concomitant asthma and this may be due to attenuation of the underlying inflammatory process.

Fexofenadine and montelukast exhibited additive effects to moderately high doses of inhaled corticosteroids when used as add-on therapy in the treatment of patients with persistent atopic asthma. (more…)

Allergy History: How to Determine Allergic Problem in Patients

Allergy History Problem
The most crucial element in the assessment process of a possible allergic problem is patient’s allergy history. An allergy history is made up of a chief problem, resolve of seasonality or diurnal variation of symptoms, detection of triggers, occupational asthma exposure, and reaction to medicines, family history, and some other relevant medical history. An allergy history looks for to define the patient’s chief complaint(s) and concentrates on the details with regards to those complaints. There is a lexicon typical to patients with allergy complaints. Sinus dizziness strain and headaches are often cited as symptoms. The history taker should be attuned to the patient’s viewpoint as a possible allergy sufferer. Exactly where and when does the symptom happen? Or is it happened during sleep? (more…)

Exhaled Leukotrienes In Asthma & Non-Asthmatic Adult Patients With Seasonal Allergic Rhinitis

Exhaled Leukotrienes
Leukotrienes are present in increased amounts in exhaled breath condensate (EBC) in patients with asthma. So far, no data have been reported about leukotriene levels in non-asthmatic patients with Seasonal Allergic Rhinitis. The aim of the study was to find out whether the leukotriene levels in exhaled breath condensate were increased in the non-asthmatic adult patients with Seasonal Allergic Rhinitis both during and after the pollen season in comparison with healthy controls, and to assess changes in leukotriene levels after the pollen season. Twentynine non-asthmatic adult patients with Seasonal Allergic Rhinitis and 50 healthy non-smoking controls underwent measurement of exhaled leukotrienes in the exhaled breath condensate during and after the pollen season. Spirometry, skin-prick tests and total IgE were also evaluated. (more…)

How to Identify Food Allergies & Intolerance

food intolerance
Food allergies are becoming popular topics in the news at the moment. Based on a recent report by the CDC, the number of people with food allergies has grown 20 percent in the last ten years. Only three percent of Americans could correctly distinguish four of the common list of food allergens (peanuts, dairy products, eggs and wheat). But still the main problem is on how to identify food allergies easily? (more…)

How to Survive Allergies in Spring and Summer

As a person who suffered form allergies and have a profession as family physician, I have much sympathy for those struggling with itchy, watery eyes, coughing, stuffy nose, postnasal drip, or allergies hay fever and cough. Like spring and summer that can take months, allergies patients have to find a way on how to survive in this season. (more…)

Seasonal Allergic Rhinitis Symptoms: Testing and Treatment

seasonal allergic rhinitis
Seasonal allergic rhinitis is stimulated by an allergic reaction of human body to pollen and spores. This is much depending on the season and region as they are carried by the wind. Your doctor may recommend you to undergo allergies medication that depends on your type of allergy rhinitis. (more…)

Current Indications for Specific Immunotherapy

indications immunotherapy
It is now almost a century since the pioneering work of Noon and Freeman was used to successfully treat hay fever symptoms using a low-dose incremental schedule of pollen injections. Noon based his doses of pollen extract on a pollen weight unit that remained in use for over 70 years; (more…)

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