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Annular erythema of infancy (AEI) consists of self-limited eruptions of erythematous, annular to polycyclic patches and plaques. It is an idiopathic figurate erythema. [1] Over several days, a single lesion disappears without leaving behind any scale or hyperpigmentation. Mostly affecting the trunk, face, and extremities, this rash has no symptoms.
Psoriatic plaque, showing a silvery center surrounded by a reddened border. Psoriasis vulgaris (also known as chronic stationary psoriasis or plaque-like psoriasis) is the most common form and affects 85–90% of people with psoriasis. [13] Plaque psoriasis typically appears as raised areas of inflamed skin covered with silvery-white, scaly ...
Alopecia mucinosa, also known as Follicular mucinosis, Mucinosis follicularis, Pinkus' follicular mucinosis, and Pinkus' follicular mucinosis–benign primary form, is a skin disorder that generally presents, but not exclusively, as erythematous plaques or flat patches without hair primarily on the scalp, neck and face.
Papules and plaques of tumid lupus erythematosus can create an annular pattern in certain patients, resembling annular subacute cutaneous lupus erythematosus (SCLE), with less edema at the center. A Blaschkoid distribution, [ 9 ] [ 10 ] scalp involvement resembling alopecia areata , [ 11 ] and periorbital edema are less frequent signs of tumid ...
Psoriasis is a common, chronic, and recurrent inflammatory disease of the skin characterized by circumscribed, erythematous, dry, scaling plaques. [ 97 ] [ 98 ] [ 99 ] Psoriasis vulgaris
It can be caused by infection, massage, electrical treatment, acne medication, allergies, exercise, solar radiation (), photosensitization, [3] acute radiation syndrome, mercury toxicity, blister agents, [4] niacin administration, [5] or waxing and tweezing of the hairs—any of which can cause the affected capillaries to dilate, resulting in redness.
Erythrokeratodermia with ataxia is a condition characterized by erythematous, hyperkeratotic plaques with fine, white, attached scales distributed almost symmetrically on the extremities. [ 1 ] See also
Gottron's sign is a pathognomonic cutaneous manifestation associated with dermatomyositis (DM), which is an inflammatory disorder affecting the skin and muscles. [1] The primary lesion of dermatomyositis appears as a violaceous, macular erythema with a symmetric distribution, which may progress and become poikilodermatous (atrophic with telangiectasia and pigmentary changes) and indurated (as ...