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Symptoms of this reaction include erythema (redness), papules (bumps), pustules (pus-filled bumps), and crusts (scabs). If severe, hair loss will occur in the affected area. Dogs with flea allergy dermatitis often show hair loss and eczematous skin rash on the lower back, upper tail, neck, and down the back of the legs.
It may only appear red in lighter-skinned people. The term "maculopapular" is a compound: macules are small, flat discolored spots on the surface of the skin; and papules are small, raised bumps. It is also described as erythematous, or red.
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 ...
Dog with atopic dermatitis, with signs around the eye created by rubbing. Atopy is a hereditary [3] and chronic (lifelong) allergic skin disease. Signs usually begin between 6 months and 3 years of age, with some breeds of dog, such as the golden retriever, showing signs at an earlier age.
A papule can be flesh colored, yellow, white, brown, black, blue or purplish, or varying shades of red. [4] [6] The intensity of redness might indicate how long the papule has been present. [6] There may be just one or many, and they may occur irregularly in different parts of the body or appear in clusters. [2] It may progress to a pustule or ...
Rashes typical of dermatomyositis, which include heliotrope rash, Gottron sign, and Gottron papules The fifth criterion is what differentiates dermatomyositis from polymyositis; the diagnosis is considered definite for dermatomyositis if three of items 1 through 4 are present in addition to 5, probable with any two in addition to 5, and ...
Papule: A papule is a circumscribed, solid elevation of skin, varying in size from less than either 5 [10] or 10 mm in diameter at the widest point. [ 30 ] Plaque : A plaque has been described as a broad papule, or confluence of papules equal to or greater than 10 mm, [ 30 ] or alternatively as an elevated, plateau-like lesion that is greater ...
Papular sarcoid is a cutaneous condition characterized by papules, which are the most common morphology of cutaneous sarcoidosis. [2]: 708 Ichthyosiform sarcoidosis is a cutaneous condition resembling ichthyosis vulgaris or acquired ichthyosis, with fine scaling usually on the distal extremities, by caused by sarcoidosis. [2]: 710