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While the redness often turns white when pressure is applied, this is not always the case. [1] The area of infection is usually painful. [1] Lymphatic vessels may occasionally be involved, [1] [4] and the person may have a fever and feel tired. [2] The legs and face are the most common sites involved, although cellulitis can occur on any part ...
The blanching skin test is used to determine if a rash or discoloration disappears when pressure is applied, which may be a sign of another illness.
In contrast to cellulitis, erysipelas is a bacterial infection involving the more superficial layers of the skin, present with an area of redness with well-defined edges, and more often is associated with a fever.
[8] [7] In rare cases, the infection can progress into necrotizing fasciitis, a serious and potentially fatal infection. [9] Erysipelas, a bacterial infection which primarily affects superficial dermis, and often involves superficial lymphatics. [10] Unlike cellulitis, it does not affect deeper layers of the skin.
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).
Pressure alopecia (postoperative alopecia, pressure-induced alopecia) Pseudofolliculitis barbae (barber's itch, folliculitis barbae traumatica, razor bumps, scarring pseudofolliculitis of the beard, shave bumps) Pseudopelade of Brocq (alopecia cicatrisata) Psoriatic nails; Pterygium inversum unguis (pterygium inversus unguis, ventral pterygium)
Eosinophilic cellulitis, also known as Wells' syndrome (not to be confused with Weil's disease), is a skin disease that presents with painful, red, raised, and warm patches of skin. [2] The rash comes on suddenly, lasts for a few weeks, and often repeatedly comes back. [2] Scar formation does not typically occur. [1]
A non-blanching rash (NBR) is a skin rash that does not fade when pressed with, and viewed through, a glass. It is a characteristic of both purpuric and petechial rashes. [ 1 ] Individual purpura measure 3–10 mm (0.3–1 cm, 3 ⁄ 32 - 3 ⁄ 8 in), whereas petechiae measure less than 3 mm. [ 2 ]