[header] How to patch test skin [title] Understand the basics. [step] Patch tests are used to test how allergic you are when you come into contact with certain substances. Patch tests are different from prick or scratch tests.
[header] How to patch test skin [title] Understand the basics. [step] Patch tests are used to test how allergic you are when you come into contact with certain substances. Patch tests are different from prick or scratch tests.
Unlike sting test, these tests involve using needle-probes to probe specific objects. [substeps] Prick or scratch test your skin after lifting items like clothes, while scratching can transmit certain pathogens through your skin. [substeps] Prick means you prick your skin with a needle. Scratch is the patient's face, which is the testing location. [substeps] A scratch test checks for reactions to common allergens that may give you symptoms from hives to a runny nose. The nurse scratches or pricks the skin to get the allergen under the skin. These tests are more focused than lancing or laminitis tests, and therefore more effective for preventing infections than surgery. [substeps] If you come into contact with lancing, lancing, or laminitis, determine what works and what doesn't with your skin.