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.
Kidney cysts are quite common, especially in people over the age of 50. Kidney cysts can be benign with no symptoms at all and may go unnoticed, or they can be complex and potentially troublesome or cancerous. Imaging tests will likely be used to diagnose a kidney cyst. Depending upon the type of kidney cyst, you may not require any type of treatment.