Wheal
The itchy, raised bump induced by the histamine response during skin testing. The size of the
Wheal
can be recorded to indicate the outcome of the skin testing results. read moreShowing Result for: Wheal
References
Home > References References General References Used Throughout Stability References Painful Injection From 50% Glycerin FDA Standardization Major Allergen And Standardization Regional Relevance Of Allergens Cross-Reactivity Management Of Anaphylaxis Coring & Syringe Technique Skin Testing USP 797 References – Beyond Use Date, Pharmacy Compounding Rules Allergen Information General References Used Throughout Cox, L, et al.…
read more
Skin prick test
A percutaneous test used to identify a patient’s allergic response to various allergens. If the patient produces an inflammatory response (e.g.
Wheal
and Flare), then the patient is identified as sensitized to the evaluated allergen. Skin prick test reactivity can be correlated with patient history to determine allergens to be included in patient vials formulated… read moreIn vivo
“In life.” Refers to testing directly on, or in the patient (e.g. skin prick test).
read more
Erythema
The redness observed during skin prick testing caused by the release of histamine in response to allergen exposure. Also referred to as flare, when assessing the “
Wheal
and Flare” response. read moreAnalytical Method – ID50EAL (“IDEAL 50”)
Analytical Method – ID50EAL (“IDEAL 50”) Standardized potency values were established by a skin test titration study (ID50EAL) using a limited number of patients. “ID50EAL” is an acronym for “Intradermal Dilution for 50 mm sum of Erythema determines the bioequivalent ALlergy units.” This study measured the size of the erythema in allergic patients receiving a…
read more
Ancillary Supplies
Ancillary Supplies Along with your supply of allergen extracts, you will need to stock your clinic with additional supplies to support the practice of immunotherapy. The following is a basic list of products that will be useful for the handling and preparation of your extracts: Sterile empty vials with color-coded vial caps and patient vial…
read more