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This is a shortened version of the twelfth chapter of the ICD-9: ... 682.6 Cellulitis/abscess, leg; 682.7 Cellulitis/abscess, foot; 682.9 Cellulitis/abscess, unspec.
Those with diabetes, however, often have worse outcomes. [10] Cellulitis occurred in about 21.2 million people in 2015. [7] In the United States about 2 of every 1,000 people per year have a case affecting the lower leg. [1] Cellulitis in 2015 resulted in about 16,900 deaths worldwide. [8]
Erysipelas (/ ˌ ɛ r ə ˈ s ɪ p ə l ə s /) is a relatively common bacterial infection of the superficial layer of the skin (upper dermis), extending to the superficial lymphatic vessels within the skin, characterized by a raised, well-defined, tender, bright red rash, typically on the face or legs, but which can occur anywhere on the skin.
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. It is primarily caused by the Group A beta-hemolytic streptococci, with Streptococcus pyogenes being the most common pathogen. [10]
Stasis dermatitis is diagnosed clinically by assessing the appearance of red plaques on the lower legs and the inner side of the ankle. Stasis dermatitis can resemble a number of other conditions, such as cellulitis and contact dermatitis, and at times needs the use of a duplex ultrasound to confirm the diagnosis or if clinical diagnosis alone is not sufficient.
A venous ulcer tends to occur on the medial side of the leg, typically around the medial malleolus in the 'gaiter area' whereas arterial ulcer tends to occur on lateral side of the leg and over bony prominences. A venous ulcer is typically shallow with irregular sloping edges whereas an arterial ulcer can be deep and has a 'punched out' appearance.
Tropical ulcer, more commonly known as jungle rot, is a chronic ulcerative skin lesion thought to be caused by polymicrobial infection with a variety of microorganisms, including mycobacteria.
[1] [2] Lower legs and heels may also be involved, however the distal parts of feet and toes are usually spared. Patients may also experience high-graded fever, pitting edema and hypotension. The clinical presentation usually resembles cellulitis, however bilateral involvement is a differentiating feature.