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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 ...
Psoriasis in the patient, or a family history of psoriasis or psoriatic arthritis. A negative test result for rheumatoid factor, a blood factor associated with rheumatoid arthritis. Arthritis symptoms in the distal interphalangeal articulations of hand (the joints closest to the tips of the fingers). This is not typical of rheumatoid arthritis.
A skin biopsy can be performed to test for EAC; tests should be performed to rule out other possible diseases such as: pityriasis rosea, tinea corporis, psoriasis, nummular eczema, atopic dermatitis, drug reaction, erythema migrans and other rashes.
Psoriasis is a long-lasting, noncontagious autoimmune disease characterized by patches of abnormal skin. [4] [5] These areas are red, pink, or purple, dry, itchy, and scaly.[8] [3] Psoriasis varies in severity from small localized patches to complete body coverage. [3]
In animals such as horses and other working animals, saddle sores often form on either side of the withers, which is the area where the front of a saddle rests, and also in the girth area behind the animal's elbow, where they are known as a girth gall. Saddle sores can occur over the loin, and occasionally in other locations.
Dyshidrosis is a type of dermatitis, characterized by itchy vesicles of 1–2 mm in size, on the palms of the hands, sides of fingers, or bottoms of the feet. [8] Outbreaks usually conclude within three to four weeks, but often recur.
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.
The Belgian Draft Horse is one breed in which JEB occurs Junctional epidermolysis bullosa ( JEB ) is an inherited disorder that is also known as red foot disease or hairless foal syndrome . [ 1 ] JEB is the result of a genetic mutation that inhibits protein production that is essential for skin adhesion. [ 2 ]