A weal is another (non-medical) term
used to refer to similar types of skin
lesion as hives, nettle
rash, urticaria (the medical
term), and wheals.
Generally, weals are rounded or flat-topped elevated
lesions caused by broad flares of swollen skin containing an excessive
term for "swollen with an excessive accumulation of fluid" is "edematous" -
though this word is not used in all texts.
Weals usually occur as a result of an allergic reaction and the
release of histamine. Although usually transitory, weals can constitute
a medical emergency if the lips, eyes, or tongue are affected because considerable
swelling can occur.
See also skin
conditions and disorders (all on one page). This may interest students of massage, reflexology, holistic treatments of various types,
beauty therapies, and other health related courses.
Further information about skin includes the structure of skin (with diagram), an explanation of what dermatology means and includes and textbooks about dermatology.
More about skin and skin conditions