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Idiopathic livedo reticularis – the most common form of livedo reticularis, completely benign condition of unknown cause affecting mostly young women during the winter: [7] It is a lacy purple appearance of skin in extremities due to sluggish venous blood flow. It may be mild, but ulceration may occur later in the summer.
Livedo racemosa or, less commonly, livedo reticularis are symptoms of such thrombosis, which causes blood and pressure to build up in the dermal superficial veins. [8] The oxygen partial pressure in the skin decreases as a result of the blood flow obstruction, triggering a cutaneous response that presents as pruritus with itchy papules and ...
Livedo reticularis appears as a bluish-purple, netlike mottling of the skin. Sneddon's syndrome may instead present with livedo racemosa, which involves larger, less organized patches of bluish-purple mottling of the skin. Both are generally found first in the extremities, both worsen in cold and either may occur without Sneddon's syndrome or ...
Cutis marmorata telangiectatica congenita (CMTC) is a rare congenital vascular disorder that usually manifests in affecting the blood vessels of the skin. The condition was first recognized and described in 1922 by Cato van Lohuizen, [2] a Dutch pediatrician whose name was later adopted in the other common name used to describe the condition – Van Lohuizen syndrome.
Cold and mottled skin (livedo reticularis), especially extremities, due to insufficient perfusion of the skin The severity of hemorrhagic shock can be graded on a 1–4 scale on the physical signs. The shock index (heart rate divided by systolic blood pressure) is a stronger predictor of the impact of blood loss than heart rate and blood ...
Livedo reticularis refers to slowing of blood flow, leading to desaturation of blood and bluish discolouration of the skin. This type of skin rashes may be seen in cold-induced vasoconstriction as seen in polycythemia or other causes leading up to focal impairment of blood flow. [4]
The symptoms experienced in cholesterol embolism depend largely on the organ involved. Non-specific symptoms often described are fever, muscle ache and weight loss.Embolism to the legs causes a mottled appearance and purple discoloration of the toes, small infarcts and areas of gangrene due to tissue death that usually appear black, and areas of the skin that assume a marbled pattern known as ...
Cutaneous vasculitis is the most common type of vasulitis amongst those with systemic lupus erythematosus. [7] The clinical presentation is variable and can include superficial ulcerations, splinter hemorrhages, panniculitis, macules, erythema with necrosis or erythematous plaques, cutaneous infarction, livedo reticularis, bullous lesions of the extremities or urticaria lesions, papulonodular ...