| D006967 |
Hypersensitivity |
Altered reactivity to an antigen, which can result in pathologic reactions upon subsequent exposure to that particular antigen. |
Allergy,Allergic Reaction,Allergic Reactions,Allergies,Hypersensitivities,Reaction, Allergic,Reactions, Allergic |
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| D007073 |
Immunoglobulin E |
An immunoglobulin associated with MAST CELLS. Overexpression has been associated with allergic hypersensitivity (HYPERSENSITIVITY, IMMEDIATE). |
IgE |
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| D003877 |
Dermatitis, Contact |
A type of acute or chronic skin reaction in which sensitivity is manifested by reactivity to materials or substances coming in contact with the skin. It may involve allergic or non-allergic mechanisms. |
Contact Dermatitis,Dermatitis Venenata,Eczema, Contact,Hypersensitivity, Contact,Sensitivity, Contact,Contact Dermatitides,Contact Eczema,Contact Hypersensitivities,Contact Hypersensitivity,Contact Sensitivities,Contact Sensitivity,Dermatitides, Contact,Hypersensitivities, Contact,Sensitivities, Contact |
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| D004342 |
Drug Hypersensitivity |
Immunologically mediated adverse reactions to medicinal substances used legally or illegally. |
Allergy, Drug,Hypersensitivity, Drug,Drug Allergy,Allergies, Drug,Drug Allergies,Drug Hypersensitivities,Hypersensitivities, Drug |
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| D006255 |
Rhinitis, Allergic, Seasonal |
Allergic rhinitis that occurs at the same time every year. It is characterized by acute CONJUNCTIVITIS with lacrimation and ITCHING, and regarded as an allergic condition triggered by specific ALLERGENS. |
Hay Fever,Pollen Allergy,Pollinosis,Seasonal Allergic Rhinitis,Hayfever,Allergic Rhinitides, Seasonal,Allergic Rhinitis, Seasonal,Allergies, Pollen,Allergy, Pollen,Fever, Hay,Pollen Allergies,Pollinoses,Rhinitides, Seasonal Allergic,Rhinitis, Seasonal Allergic,Seasonal Allergic Rhinitides |
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| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
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| D000485 |
Allergens |
Antigen-type substances that produce immediate hypersensitivity (HYPERSENSITIVITY, IMMEDIATE). |
Allergen |
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| D000542 |
Alveolitis, Extrinsic Allergic |
A common interstitial lung disease caused by hypersensitivity reactions of PULMONARY ALVEOLI after inhalation of and sensitization to environmental antigens of microbial, animal, or chemical sources. The disease is characterized by lymphocytic alveolitis and granulomatous pneumonitis. |
Allergic Alveolitis, Extrinsic,Hypersensitivity Pneumonitis,Pneumonitis, Hypersensitivity,Allergic Alveolitides, Extrinsic,Alveolitides, Extrinsic Allergic,Extrinsic Allergic Alveolitides,Extrinsic Allergic Alveolitis,Hypersensitivity Pneumonitides,Pneumonitides, Hypersensitivity |
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| D000707 |
Anaphylaxis |
An acute hypersensitivity reaction due to exposure to a previously encountered ANTIGEN. The reaction may include rapidly progressing URTICARIA, respiratory distress, vascular collapse, systemic SHOCK, and death. |
Anaphylactic Reaction,Anaphylactoid Reaction,Anaphylactoid Shock,Shock, Anaphylactic,Anaphylactic Reactions,Anaphylactic Shock,Anaphylactoid Reactions,Reaction, Anaphylactic,Reaction, Anaphylactoid,Shock, Anaphylactoid |
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| D001249 |
Asthma |
A form of bronchial disorder with three distinct components: airway hyper-responsiveness (RESPIRATORY HYPERSENSITIVITY), airway INFLAMMATION, and intermittent AIRWAY OBSTRUCTION. It is characterized by spasmodic contraction of airway smooth muscle, WHEEZING, and dyspnea (DYSPNEA, PAROXYSMAL). |
Asthma, Bronchial,Bronchial Asthma,Asthmas |
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