allergen. 1. a substance, protein or nonprotein, capable of inducing allergy or specific hypersensitivity. 2. a purified protein of a food (such as milk, eggs, or wheat), bacterium, or pollen. adj., adj allergenÂ´ic. Allergens are used to test a patient for hypersensitivity to specific substances (see skin test).. an extract of any substance known to cause allergy. Allergens are used to test a patient for hypersensitivity to specific substances (see skin test). They are also used to densensitize or hyposensitize allergic individuals. See immunotherapy. Almost any substance in the environment can be an allergen.
The prognosis of Kidney stones may include the duration of Kidney stones, chances of complications of Kidney stones, probable outcomes, prospects for recovery, recovery period for Kidney stones, survival rates, death rates, and other outcome possibilities in the overall prognosis of Kidney stones.
Doctors often diagnose kidney infections based on signs and symptoms, such as fever and back pain. If your doctor suspects you have a kidney infection, you may be asked to provide a urine sample to test for bacteria, blood or pus is in your urine.