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Poikiloderma vasculare atrophicans (PVA), is a cutaneous condition (skin disease) characterized by hypo- or hyperpigmentation (diminished or heightened skin pigmentation, respectively), telangiectasia and skin atrophy. [3] [4] [5] Other names for the condition include prereticulotic poikiloderma and atrophic parapsoriasis. [6]
Psoriasis. What it looks like: Psoriasis causes patches of thickened skin, most often with silver, scaly flakes.It’s usually found around the elbows, feet, knees, palms, and you can even have ...
These lesions, called plaques, may be irregularly round-shaped to oval and are 10 cm (4 in) or larger in diameter. [2] They can be very thin plaques that are asymptomatic or mildly pruritic . [ 2 ] [ 3 ] Large-plaque parapsoriasis is a common associate of retiform parapsoriasis , can be accompanied by poikiloderma vasculare atrophicans , and ...
The two main types of human skin are: glabrous skin, the hairless skin on the palms and soles (also referred to as the "palmoplantar" surfaces), and hair-bearing skin. [3] Within the latter type, the hairs occur in structures called pilosebaceous units , each with hair follicle , sebaceous gland , and associated arrector pili muscle. [ 4 ]
26 pictures of skin rashes to help you identify your skin rash. Plus, doctor-approved at-home skin rash remedies and when to see a doctor for your skin rash. ... joint pain, headache, fever ...
Psoriatic erythroderma can be congenital or secondary to an environmental trigger. [12] [13] [14] Environmental triggers that have been documented include sunburn, skin trauma, psychological stress, systemic illness, alcoholism, drug exposure, chemical exposure (e.g., topical tar, computed tomography contrast material), and the sudden cessation of medication.
Parapsoriasis refers to one of a group of skin disorders that are characterized primarily by their resemblance to psoriasis (red, scaly lesions), rather than by their underlying cause. Neoplasms can develop from parapsoriasis. [1] For example, it can develop into cutaneous T-cell lymphoma. The word "parapsoriasis" was formed in 1902. [2]
This form of psoriasis is characterized by an acute onset of numerous pustules on top of tender red skin. This skin eruption is often accompanied by a fever, muscle aches, nausea, and an elevated white blood cell count. [1] A rare form of GPP, annular pustular psoriasis (APP), is the most common type seen during childhood. [6]