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Glite Dictionary
wheal

wheal

1 9.0
A small raised red or pale bump on the skin that is often itchy
  • noun
  • /wiːl/
  • Specialized
translation icon : roncha
  • If the test is positive, a wheal will appear after about 20 minutes.
  • wheal and flare

Examples

  • Individual scratch or intradermal tests were considered to be positive when either the wheal or flare was at least 5 mm larger than the negative diluent control.

    Academic text (2003)

  • Any positive result (wheal greater than 3 mm) placed that patient in the AR group.

    Academic text (2008)

  • Skin sensitivity was measured in millimeters of wheal and flare.

    Academic text (2003)

  • Urticaria is characterized by fluctuating wheals and/or angioedema. A wheal consists of three typical features:

    Academic text (2012)

  • Urticaria is characterized by fluctuating wheals and/or angioedema. A wheal consists of three typical features:

    Academic text (2012)

  • Intradermal injection of substance P causes wheals, redness, and itching, which may at least in part be due to histamine release from mast cells.

    Academic text (1999)

  • If the test is positive, a wheal will appear after about 20 minutes.

  • The raised area is called a wheal, and if the cat has been stung more than once, you will see several of these.

  • Her skin showed several wheals after she experienced an allergic reaction to the insect bites.

Synonyms

welt
vswheal
17 6.5

A raised red mark on the skin caused by a hit, pressure, or an allergy

is typically small and pale and often itchy rather than large
weal
vswheal
1 9.9

A red swollen mark on the skin after being hit or bitten

is smaller, sometimes pale, and often itchy rather than swollen
welting
vswheal
7.4

A raised, red, swollen bump on the skin after a hit or sting

is usually a small itchy patch rather than a ridge or swelling
wale
vswheal
9.9

A raised red mark on the skin caused by a hit or an allergy

is more often a small pale itchy spot rather than a clear ridge

How Raised

blister
52 2.4
bump
118 2.5
wheal
  • Specialized
1 9.0

Surface Forms

wheal singular
wheals plural

Etymology

Wheal comes from an old English word for a 'raised mark' on the skin, like a welt. A helpful way to remember it is to imagine a tiny 'wheel' or bump appearing after a sting, which is why a wheal is a small, itchy, raised patch on the skin.