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Violet skin may result from cutaneous hemorrhage or vasculitis Overview of Vasculitis Vasculitis is inflammation of blood vessels, often with ischemia, necrosis, and organ inflammation. Treatment is read more ). Both are dermatological manifestations (skin problems) which occur in various local or systemic (something that is spread throughout) disease conditions. Keloids Keloids Keloids are smooth overgrowths of fibroblastic tissue that arise in an area of injury (eg, lacerations, surgical scars, truncal acne) or, occasionally, spontaneously. A maculopapular rash causes flat and raised lesions on the skin. A xanthelasma is a slightly raised, yellow-white, well-circumscribed plaque that typically appears along the nasal read more and xanthomas, and pseudoxanthoma elasticum Pseudoxanthoma Elasticum Pseudoxanthoma elasticum is a rare genetic disorder characterized by calcification of the elastic fibers of the skin, retina, and cardiovascular system. Angioedema can also affect the mucous membranes, such as the eyelids and lips. It may also prevent the formation of new macules. Examples include warts Warts Warts are common, benign, epidermal lesions caused by human papillomavirus infection. Can poor sleep impact your weight loss goals? They are caused read more or peripheral arterial disease Peripheral Arterial Disease Peripheral arterial disease (PAD) is atherosclerosis of the extremities (virtually always lower) causing ischemia. Pityriasis rosea most commonly occurs between read more and chronic dermatitis of any type may be scaly. They measure less than 10mm in diameter. Zosteriform describes lesions clustered in a dermatomal distribution similar to those of herpes zoster Herpes Zoster Herpes zoster is infection that results when varicella-zoster virus reactivates from its latent state in a posterior dorsal root ganglion. Chickenpox is contagious two days before the rash first appears. Ulcers result from loss of the epidermis and at least part of the dermis. Multiple factors contribute, including read more , seborrheic dermatitis Seborrheic Dermatitis Seborrheic dermatitis is a common inflammatory condition of skin regions with a high density of sebaceous glands (eg, face, scalp, sternum). They can prescribe antiviral medication that may be helpful. Cold sores can be red, painful, and cause fluid-filled blisters. Pilar cysts are usually on the scalp and may be familial. Particular body parts are affected (eg, palms or soles, scalp, mucosal membranes). It can sometimes affect the genitals, hands, or feet. About 40% to 60% of squamous cell cancer cases begin as actinic keratosis. Cause is unknown, but genetic and autoimmune factors are likely. Skin Lesion (Papule) Hide Details Papules are elevated, usually palpable lesions < 10 mm in diameter.