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  2. Ulcer (dermatology) - Wikipedia

    en.wikipedia.org/wiki/Ulcer_(dermatology)

    A skin ulcer is often visible in the event of exposure to heat or cold, irritation, or a problem with blood circulation. They can also be caused due to a lack of mobility, which causes prolonged pressure on the tissues. This stress in the blood circulation is transformed to a skin ulcer, commonly known as bedsores or decubitus ulcers. [1]

  3. Skin condition - Wikipedia

    en.wikipedia.org/wiki/Skin_condition

    With regard to morphology, the initial lesion that characterizes a condition is known as the "primary lesion", and identification of such a lesions is the most important aspect of the cutaneous examination. [30] Over time, these primary lesions may continue to develop or be modified by regression or trauma, producing "secondary lesions". [1]

  4. Arterial insufficiency ulcer - Wikipedia

    en.wikipedia.org/wiki/Arterial_insufficiency_ulcer

    The ulcers are caused by lack of blood flow to the capillary beds of the lower extremities. Most often endothelial dysfunction is causative factor in diabetic microangiopathy and macroangiopathy. [2] In microangiopathy, neuropathy and autoregulation of capillaries leads to poor perfusion of tissues, especially wound base.

  5. List of skin conditions - Wikipedia

    en.wikipedia.org/wiki/List_of_skin_conditions

    The skin weighs an average of four kilograms, covers an area of two square metres, and is made of three distinct layers: the epidermis, dermis, and subcutaneous tissue. [1] The two main types of human skin are: glabrous skin, the hairless skin on the palms and soles (also referred to as the "palmoplantar" surfaces), and hair-bearing skin. [3]

  6. Can stress cause a rash? Experts reveal links between ... - AOL

    www.aol.com/news/stress-cause-rash-experts...

    The link between stress and skin goes back to the hypothalamic-pituitary-adrenal axis in the brain, which regulates the body's response to stress, Dr. Evan Rieder, a board-certified dermatologist ...

  7. Pressure ulcer - Wikipedia

    en.wikipedia.org/wiki/Pressure_ulcer

    Pressure ulcers can trigger other ailments, cause considerable suffering, and can be expensive to treat. Some complications include autonomic dysreflexia, bladder distension, bone infection, pyarthrosis, sepsis, amyloidosis, anemia, urethral fistula, gangrene and very rarely malignant transformation (Marjolin's ulcer – secondary carcinomas in chronic wounds).

  8. Raynaud syndrome - Wikipedia

    en.wikipedia.org/wiki/Raynaud_syndrome

    Severe disease may in rare cases lead to complications, specifically skin sores or gangrene. [2] About 4% of people have the condition. [3] Onset of the primary form is typically between ages 15 and 30 and occurs more frequently in females. [3] [4] The secondary form usually affects older people. [4] Both forms are more common in cold climates. [4]

  9. Cutaneous small-vessel vasculitis - Wikipedia

    en.wikipedia.org/wiki/Cutaneous_small-vessel...

    Cutaneous small-vessel vasculitis (CSVV) is inflammation of small blood vessels, usually accompanied by small lumps beneath the skin. [1]: 831 [2] The condition is also known as hypersensitivity vasculitis, cutaneous leukocytoclastic vasculitis, hypersensitivity angiitis, cutaneous leukocytoclastic angiitis, cutaneous necrotizing vasculitis and cutaneous necrotizing venulitis, [3]