The easiest way to determine whether you are allergic to something is to make the call prick test in the medical consultation. It is a very simple test.
The physician disinfected with ether for example, inner arm, where the test is performed. After that will come with a number of vials: each contains an allergen, ie a substance capable of producing allergies. Mark with a pen a series of dots, usually divided in two lines next to each dot placed with a dropper a drop of each allergen. One of the drops is water or saline, which produces no allergic reaction, another drop is histamine, which always produce allergy: the application of these two drops is performed as a control, to see how the subject reacts to these substances and do a comparison with its reaction to other allergens. (more…)
