What's the difference between weal and wheal?

Weal


Definition:

  • (n.) The mark of a stripe. See Wale.
  • (v. t.) To mark with stripes. See Wale.
  • (adv.) A sound, healthy, or prosperous state of a person or thing; prosperity; happiness; welfare.
  • (adv.) The body politic; the state; common wealth.
  • (v. t.) To promote the weal of; to cause to be prosperous.

Example Sentences:

  • (1) A definite dose-response relationship was demonstrated between the weal and flare areas and the three active treatments.
  • (2) Formation of both weals and flares was significantly inhibited by cetirizine administered by either route; weals were inhibited as early as 20 min after oral intake but not clearly inhibited until 90 min after sublingual intake.
  • (3) After blockade of the axon reflex with lidocaine the histamine-induced weals turned white at the centre.
  • (4) For all drugs the maximal weal suppression with the dosage chosen was recorded the day after the last dosage, being 29% (for dexchlorfeniramine), 72% (for cyproheptadine), 50% (for astemizole), 62% (for loratadine), and 56% (for terfenadine) of the baseline value.
  • (5) After injection of 0.5 microgram terbutaline inhibition of the flare and weal responses was demonstrable throughout the observation period of 90 min.
  • (6) Although he supported guidance in general, Mr Weale thought that the inflation “knockout” should apply over a shorter time period than the 18-24 months agreed.
  • (7) Beyond chance agreement (Kappa index) was poor on the assessment of the extension of blue colour (0.33) and prevalence of cherry red spots or red weal marking (0.17) whereas was fair to good (0.40-0.66; P less than 10(-5)) on the following: location, size, lumen occupancy, presence of blue colour, presence and extension of red colour sign, haematocystic spot.
  • (8) A dose-response relationship was demonstrated between weal erythema and 120 mg or 240 mg and 60 mg of terfenadine (p less than 0.05).
  • (9) Martin Weale and Ian McCafferty, both external members of the committee, pushed for a hike to 0.75% in response to lower unemployment and a tightening labour market.
  • (10) This study aimed to quantify the relative reduction in weal and flare area, thickness and erythema at 4, 8, 12 and 24 h following a single but variable oral dose of terfenadine compared with pre-treatment measurements, in order to compare the dose-effect relationship and time course of the different dosages.
  • (11) So for example, a Common Weal Scotland would place a strong emphasis on issues such as a diverse and high quality media, a strong arts and cultural identity, a transformed approach to education, new attitudes to transport and urban planning, careful management of natural resources and the environment and so on.
  • (12) Not only my experience of the period of above-target inflation but also more general statistical analysis suggests that apparently independent inflation shocks tend to come like buses, more than one at a time,” Weale said.
  • (13) Contact with the tentacles of the jellyfish had produced characteristic whiplash-like weals on the skin.
  • (14) Martin Weale was already a suspect and now Ian McCafferty has 'come out'.
  • (15) A similar trend was seen in assessment of the severity of weals, while the treatment regimens had no influence on swelling.
  • (16) The sizes of skin test weal to D. pteronyssinus were related to the levels of specific IgE antibody.
  • (17) The non-invasive technique of LDF is a useful, objective and sensitive technique of quantifying the skin blood flow changes induced by intradermal bradykinin and provides an alternative method of quantifying skin response to intradermal bradykinin to measurement of flare or weal sizes.
  • (18) City dealers said it was possible that rates could be lifted from their emergency level of 0.5% by the end of the year, as three years of unanimous 9-0 decisions at Threadneedle Street ended with Martin Weale and Ian McCafferty calling for the cost of borrowing to be raised by 0.25 percentage points.
  • (19) The reactions to SP were strong, the flare being maximal 3-5 min after injection and the weal after 10-15 min.
  • (20) An early (weal and flare) response is succeeded, in 60% of subjects, by a late-onset area of erythema at the site of the resolved weal, reminiscent of the dual response to allergen in sensitized individuals.

Wheal


Definition:

  • (n.) A pustule; a whelk.
  • (n.) A more or less elongated mark raised by a stroke; also, a similar mark made by any cause; a weal; a wale.
  • (n.) Specifically (Med.), a flat, burning or itching eminence on the skin, such as is produced by a mosquito bite, or in urticaria.
  • (n.) A mine.

Example Sentences:

  • (1) Three patients reacted with a wheal size greater than or equal to a histamine control at a dilution of 1:1,000 and 3 patients at 1:100.
  • (2) The validation of the VSC technique with venous occlusion plethysmography (VOP) showed that the increase of time of disappearance of the wheals is well correlated with the increase of capillary permeability demonstrated by VOP.
  • (3) Cimetidine, an H2-receptor antagonist slightly reduced the effect of clonidine on the wheal and flare reaction.
  • (4) Numerous mast cells were degranulated in late wheals, as shown by electron microscopy.
  • (5) The wheal and erythema reaction caused by intracutaneous application of 5 mug histamine can be inhibited by applying fenoterol in doses from 100--400 mug in form of a metered aerosol on the skin 5 min before the injection of histamine.
  • (6) Treatment with astemizole, as measured at the end point of each patient's treatment and compared to placebo, resulted in significant improvement of pruritus, erythema, number of wheals, frequency of urticarial attacks, and control of urticaria (p less than or equal to 0.03).
  • (7) The surface areas of the wheal and flare responses were measured by planimetry.
  • (8) Substance P produces dose-related wheal and flare reactions in human skin.
  • (9) Clinically, they are characterised by an immediate wheal and flare or a delayed papular to eczematous process.
  • (10) The flare response to SP and histamine was suppressed by capsaicin pretreatment whereas the wheal was enlarged.
  • (11) Histamine caused dose-related increases in blood flow and in areas of wheal and erythema in human skin.
  • (12) The patient developed an immediate type of skin reaction with erythema and whealing following monochromatic irradiation at 400 nm, but did not have any abnormal immediate skin reaction after exposure to natural sunlight.
  • (13) The allergen-triggered wheal and flare reaction in ovalbumin sensitized guinea pigs was potentiated by MK 422 and the late phase reaction of the inflammatory response was especially augmented.
  • (14) Except at high doses the local vasodilatation induced by CGRP was not associated with a wheal and flare as seen with histamine, substance P, and VIP.
  • (15) Two other patients with sunlight-induced solar urticaria, who had an erythema-and-wheal reaction during and after exposure to sunlight, had no suppressive wave bands in either the UV or visible-light range.
  • (16) There were also 3 highly allergic children, with immediate hypersensitivity reactions to other food, who, despite having never been exposed to egg, developed large skin prick test wheals to egg white.
  • (17) It is concluded that the wheal need not be associated with the Provocation-Neutralisation technique, and that a neuropsychological basis for the Provocation-Neutralisation response should be explored.
  • (18) Pressure wheals were characterized by a mild mononuclear perivascular infiltrate and by patchy dermal infiltrates of eosinophils.
  • (19) Sections from the wheals of recent onset 24 hours old or less taken from 11 patients with urticaria were examined by electron microscopy.
  • (20) Five minutes after an id injection of PHA (bactophytohaemoagglutinin M, Difco, 1 mg), mix monilieae, mix tricophyton and PPD Berna, she showed an extensive wheal and flare reaction in the PHA injection area, eyelid oedema and respiratory distress.