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Malum perforans is a long-lasting, usually painless ulcer that penetrates deep into or through the skin, usually on the sole of the foot (in which case it may be called malum perforans pedis). It is often a complication in diabetes mellitus and other conditions affecting the nerves.
Acute paronychia is usually caused by bacteria. It is often treated with antibiotics, either topical (applied to the skin) or oral (taken by mouth), or both.Chronic paronychia is most often caused by a yeast infection of the soft tissues around the nail but can also be traced to a bacterial infection.
Marjolin's ulcer refers to an aggressive ulcerating squamous cell carcinoma presenting in an area of previously traumatized, [1] chronically inflamed, [2] or scarred skin. [3]: 737 [4] They are commonly present in the context of chronic wounds including burn injuries, varicose veins, venous ulcers, [5] ulcers from osteomyelitis, [6] and post radiotherapy scars.
Diabetic foot ulcer is a breakdown of the skin and sometimes deeper tissues of the foot that leads to sore formation. It is thought to occur due to abnormal pressure or mechanical stress chronically applied to the foot, usually with concomitant predisposing conditions such as peripheral sensory neuropathy, peripheral motor neuropathy, autonomic neuropathy or peripheral arterial disease. [1]
Some risk factors for developing diabetic foot infections include history of repeated foot ulcers, foot ulcers lasting for longer than 30 days, poor control over blood glucose levels, peripheral neuropathy, renal impairment, peripheral artery disease, injury or trauma to foot, walking barefoot frequently, and history of amputation in lower limbs.
An ulcer is a sore on the skin or a mucous membrane, accompanied by the disintegration of tissue. Ulcers can result in complete loss of the epidermis and often portions of the dermis and even subcutaneous fat. Ulcers are most common on the skin of the lower extremities and in the gastrointestinal tract. An ulcer that appears on the skin is ...
Subungual hematoma; Other names: Runner's toe, tennis toe, skier's toe: Subungal haematoma of the fourth finger: Specialty: Internal medicine, Podiatry: Symptoms: Discoloration of nail, pain
Gangrene toes in a diabetic. Gangrene is a type of tissue death caused by a lack of blood supply. [4] The feet and hands are most commonly affected. [1] If the gangrene is caused by an infectious agent, it may present with a fever or sepsis.