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Lupus erythematosus panniculitis consists of soft, deep subcutaneous plaques or nodules that can occasionally appear in crops. Proximal extremities, in particular the lateral aspects of the arms and shoulders, face, trunk, buttocks breast, and scalp, are typically involved.
While women with lupus have higher risk pregnancies, most are successful. [1] Rate of SLE varies between countries from 20 to 70 per 100,000. [2] Young women are affected about nine times more often than men. [5] While it most commonly begins between the ages of 15 and 45, a wide range of ages can be affected.
Cutaneous lupus mucinosis, also known as papular and nodular mucinosis in lupus erythematosus, papular and nodular mucinosis of Gold, and papulonodular mucinosis in lupus erythematosus, is a cutaneous condition characterized by lesions that present as asymptomatic skin-colored, at times reddish, 0.5–2 cm papules and nodules. [1] [2]
Lupus erythematosus is a collection of autoimmune diseases in which the human immune system becomes hyperactive and attacks healthy tissues. [1] Symptoms of these diseases can affect many different body systems, including joints, skin, kidneys, blood cells, heart, and lungs. The most common and most severe form is systemic lupus erythematosus.
Subacute cutaneous lupus erythematosus (SCLE ) is a clinically distinct subset of cases of lupus erythematosus that is most often present in white women aged 15 to 40, consisting of skin lesions that are scaly and evolve as poly-cyclic annular lesions or plaques similar to those of plaque psoriasis. [1]
[19] [20] Clinically, the diagnosis of any particular skin condition is made by gathering pertinent information regarding the presenting skin lesion(s), including the location (such as arms, head, legs), symptoms (pruritus, pain), duration (acute or chronic), arrangement (solitary, generalized, annular, linear), morphology (macules, papules ...
Lupus erythematosus affects the limbs, buttocks, area beneath lupus lesions, and periarticular areas. Periarticular lesions are found in metastatic calcification. In tumoral calcinosis, the lesions are found around joints, but in idiopathic calcification, the lesions are found on children's faces as subepidermal calcified nodules.
Palisaded neutrophilic and granulomatous dermatitis (PNGS) is usually associated with a well-defined connective tissue disease, lupus erythematosus or rheumatoid arthritis most commonly, and often presents with eroded or ulcerated symmetrically distributed umbilicated papules or nodules on the elbows. [1] [2]