0 a condition that makes a person become sick or develop skin or breathing problems because they have eaten certain foods or been near certain substances:
1 a condition that causes illness when someone eats certain foods or touches or breathes in certain substances:
It is important to note that asthma is highly heterogeneous, and that the asthmatic inflammatory response does not always correspond closely to classical allergy.
Its etiologic pathogen, along with the basic mechanism of immune allergy causing angiitis, have yet to be clarified.
If a patient reported year-round allergies, they were classified as suffering from a chronic allergic condition.
However, the relationship between changes in rates of infection and allergy is complex and not fully understood.
By the same token, individuals with an extremely sensitive immune system may more easily fall prey to severe allergies or autoimmune diseases.
Leather dust can be carcinogenic and causes allergies, both of which represent a threat to the local population.
There are theories not involving infection, including the theory invoking allergy to synthetic detergent, that suggesting antigenicity to mites, and that suggesting allergy to mercury.
A psychiatric study of patients with supposed food allergy.