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Overview

Allergy - Test for Lidocaine Test

Allergy - Test for Lidocaine Test

Lidocaine signifies the most collective local anesthetic (LA) agent engaged in local or regional anesthesia, involved as a constituent of EMLA, a eutectic combination of lidocaine and prilocaine. Although most affected reactions are due to the collective metabolic produce of the ester local anesthetic, para-aminobenzoic acid, cross-reactivity between esters is mutual. Ingredients in LA solutions such as antioxidants or preservatives including metabisulphite or parabens may also elicit allergic or adversarial reactions. Articaine solutions should be evaded in those allergic or hypersensitive to sulfite, due to the content of sodium metabisulphite as the vasoconstrictor's antioxidant in it. The LA (without preservatives or adrenaline) may be skin tested. True allergy to LA is infrequent, with a genuine immunological response expressive only of all opposing reactions to these medicines In traditional classifications, adverse responses to LA have been considered as allergic, toxic and autonomic. Most of the patients experiencing dental procedures display some grade of autonomic response to an injection, such as sweating, tachycardia or even syncope. However, it is typically mild and transient. Toxic reactions are typically detected as a sign of a rapid intra-vascular injection of LA or may be related to an overdose in patients imperfectly metabolizing the drug.

There is no preparation required for this test. Just state the doctor about the medication you are undergoing. Wear loose clothes when you go for the test and clean your skin before going.

Although true allergy to LA is a rare spectacle, once a hostile reaction occurs, its nature should be carefully inspected. Proper diagnostic events give the option to protect the patient from a severe, life-threatening upcoming event, and on the other hand, draw consideration to other imaginable causative factors of LA intolerance. This issue is even more significant as it is projected that in future years an occurrence of LA hypersensitivity will upsurge due to increasing use of this cluster of medications or due to the likelihood of re-exposure to numerous agents considered by a similar chemical structure.

This test is conducted by making a prick. Even a patch test is conducted at the upper back to know about the allergy.

Specimen
Serum
Volume
1ml
Container
Red-top tube or gel-barrier tube
Type Gender Age-Group Value
Allergy - Test for Lidocaine
UNISEX
All age groups
>100kU/l
Average price range of the test is approximately Rs.900 depending on the factors of city, quality and availablity.

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