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Ichthyosis vulgaris (also known as "autosomal dominant ichthyosis" [1] and "Ichthyosis simplex" [1]) is a skin disorder causing dry, scaly skin. It is the most common form, and one of the mildest forms, of ichthyosis , [ 2 ] [ 3 ] : 486 affecting around 1 in 250 people. [ 4 ]
In around 10% of cases the baby sheds this layer of skin and has normal skin for the rest of its life. [2] [5] This is known as self-healing collodion baby. The remaining 15% of cases are caused by a variety of diseases involving keratinization disorders. [5] Known causes of collodion baby include ichthyosis vulgaris and trichothiodystrophy. [3]
Schamberg's disease, or progressive pigmented purpuric dermatosis, is a chronic discoloration of the skin which usually affects the legs and often spreads slowly. This disease is more common in males and may occur at any age from childhood onward. This condition is observed worldwide and has nothing to do with race or ethnic background.
Perioral dermatitis, also known as periorificial dermatitis, is a common type of inflammatory skin rash. [ 2] Symptoms include multiple small (1–2 mm) bumps and blisters sometimes with background redness and scale, localized to the skin around the mouth and nostrils. Less commonly, the eyes and genitalia may be involved. [ 3]
Rosacea is a chronic skin condition that causes redness, flushing, and small bumps on the face that may be pus-filled, swollen, tender, [and] acne-like, says Dr. Kamangar. The rash can occur ...
Lichen simplex chronicus ( LSC) is thick leathery skin with exaggerated skin markings caused by sudden itching and excessive rubbing and scratching. [ 1] It generally results in small bumps, patches, scratch marks and scale. [ 1] It typically affects the neck, scalp, upper eyelids, ears, palms, soles, ankles, wrists, genital areas and bottom. [ 1]
245 million in 2015 [ 6] (3.34% of world population) Dermatitis is a term used for different types of skin inflammation, typically characterized by itchiness, redness and a rash. [ 1] In cases of short duration, there may be small blisters, while in long-term cases the skin may become thickened. [ 1] The area of skin involved can vary from ...
Polymorphous light eruption ( PLE) presents with itchy red small bumps on sun-exposed skin, particularly face, neck, forearms and legs. [ 1] It generally appears 30 minutes to a few hours after sun exposure and may last between one and 14 days. [ 3] The bumps may become small blisters or plaques and may appear bloody, [ 3] often healing with ...