herald patch


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Related to herald patch: pityriasis rosea, ringworm

her·ald patch

the initial rapidly enlarging oval-shaped red papulosquamous lesion, usually on the trunk, heralding the widespread eruption of pityriasis rosea, and preceding the latter by 7-14 days.

herald patch

Dermatology A lesion early pityriasis rosea consisting of a solitary oval, 1-10 cm annular macule with raised border and fine, adherent scales. See Pityriasis rosea.

herald patch

A solitary oval patch of scaly skin that appears several days before the generalized rash of pityriasis rosea.
See also: patch
References in periodicals archive ?
The herald patch is the first lesion to appear in a PR patient.
The herald patch is followed by the secondary eruption, the interval being 5 to 15 days.
Palmar herald patch has been presented in literature just once while plantar herald patch has also been reported in one case.
Herald patch was seen in 34 (61.8%) patients, out of which 9 (26.5%) was on the chest.
The present study showed Herald patch in 34 (61.8%) and was absent in 21 (38.2%).
Particular emphasis was given to the duration of lesions, site of onset, family history, presence of herald patch, secondary eruption, progress of the lesions, probable precipitating factors like drugs, new garments, associated conditions like atopy, seborrhoeic dermatitis, acne vulgaris and pregnancy.
In our study of 100 patients, 80 patients had herald patch. Among them 62 (77.5%) patients, trunk was the site of herald patch.
The "herald patch," the first patch to appear, is often oval and about 1 to 3 inches in diameter.
The condition us-ally begins with a herald patch 2 to 7 cm in diameter.