| urticaria tuberosa | A vascular reaction involving the deep dermis or subcutaneous or submucal tissues, representing localised oedema caused by dilatation and increased permeability of the capillaries and characterised by development of giant wheals. (18 Nov 1997) |
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| urticaria vesiculosa | An eruption of wheals capped with subepidermal vesicles. Synonym: urticaria vesiculosa. (05 Mar 2000) |