Urticaria is an allergic skin disease with skin wheals as the main manifestation. The main clinical signs are the appearance of wheals over the skin with sudden onset and rapid disappearance, leaving no trace after recovery.
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Wheal - Wikipedia, the free encyclopedia
A wheal or wheal response , also called a welt or weal (in the UK), is a firm, elevated swelling of the skin.
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Urticaria - Wikipedia, the free encyclopedia
Urticaria (from the Latin urtica , nettle (whence It. ortica, Sp. ortiga, Pg. urtiga) urere , to burn) (or hives ) are a kind of skin rash notable for dark red, raised, itchy bumps. Hives are f...
en.wikipedia.org/wiki/Urticaria
Hives is an outbreak of swollen, pale red bumps or patches (wheals) on the skin that appear suddenly -- either as a result of the body's adverse reaction to certain allergens, or for unknown reasons. Learn more here. ... Skin Problems & Treatments Guide...
www.webmd.com/skin-problems-and-treatments/guide/hives-... www.webmd.com/skin-problems-and-treatments/guide/hives-urticaria-angioedema
Brief and Straightforward Guide: What Are Wheals? ... In many cases, the appearance of wheals has to do with the outbreak of a skin condition, such as hives. At first, the wheals may appear to be somewhat pale red in color, barely distinguishable to the surround skin.
www.wisegeek.com/what-are-wheals.htm www.wisegeek.com/what-are-wheals.htm
BioInfoBank Library :: Automatic measurement of skin wheals provoked by skin prick tests. Automated measurement of skin prick tests: an advance towards exact calculation of wheal size. Neurosyphilis is Unlikely in Patients with Late Latent Syphilis and a Negative Blood VDRL-Test. ... Automated measurement of skin prick tests:
lib.bioinfo.pl/pmid:16160297
So-called giant wheals are lesions that coalesce to cover a large portion of skin. Wheals do not have to be whitish, nor must the surrounding skin be reddened: in some cases the exact opposite is true.
www.urticaria.org/index.php?id=1070
Hives are raised, itchy wheal-and-flare reactions on the skin medically referred to as "urticaria." The lesions look and itch similar to mosquito bites. They can be very small, a few millimeters in size, or become quite large, several centimeters in size, especially with scratching.
sciencedaily.healthology.com/skin-problems/article40.ht... sciencedaily.healthology.com/skin-problems/article40.htm
Does merely scratching or rubbing your skin leave welts, wheals or red lines?  Then you likely have dermatographia. Dermatographia is a skin health ... Ordinarily, dermatographia skin rubbing wheals doesn’t require treatment. If your welt symptoms are severe, then your health care person may suggest you take a low...
www.healthblurbs.com/dermatographia-causes-welts-wheals... www.healthblurbs.com/dermatographia-causes-welts-wheals-red-lines-skin-scratch-rub-irritation/
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