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Blood blister. A blood blister is a type of blister that forms when subdermal tissues and blood vessels are damaged without piercing the skin. It consists of a pool of lymph, blood and other body fluids trapped beneath the skin. If punctured, it suppurates a dark fluid. Sometimes the fluids are cut off from the rest of the body and dry up ...
Paresthesia is an abnormal sensation of the skin (tingling, pricking, chilling, burning, numbness) with no apparent physical cause. [1] Paresthesia may be transient or chronic, and may have many possible underlying causes. [1] Paresthesias are usually painless and can occur anywhere on the body, but most commonly occur in the arms and legs.
The problem doesn't stop at nails, either. Habitual nail-biters often chomp on the skin around their fingers, too, leaving open cuts and abrasions that could easily pick up even more bacteria or ...
Keratolysis exfoliativa (also known as " lamellar dyshidrosis ", [1] " recurrent focal palmar peeling ", [2] " recurrent palmar peeling " [1] : 212 [2]) is a sometimes harmless, sometimes painful skin condition that can affect the focal surface of the fingers and/or the palm or soles of the feet. It is often misdiagnosed as chronic contact ...
Hangnail. Other names. Agnail, Stepmother's blessing. The bottom finger has a hangnail. Specialty. Dermatology. A hangnail is a small, torn piece of skin next to a fingernail or toenail, related to ingrown nails. [1] Hangnails are typically caused by having dry skin, or by trauma to the fingers. [1]
Arachnodactyly. Arachnodactyly (" spider fingers ") is a medical condition that is characterized by fingers and toes that are abnormally long and slender, in comparison to the palm of the hand and arch of the foot. In some cases, the thumbs of an individual with the condition are pulled inwards towards the palm. This condition is present at birth.
Pseudomonas aeruginosa is a common bacterial cause of green nail syndrome. Green nail syndrome is caused when the nail is exposed to a bacterial organism, which leads to opportunistic infection. Pseudomonas aeruginosa, the most common cause but not the only one, is frequently found in nature including in water sources, humans, animals and soil.
Electrical burn. An electrical burn is a burn that results from electricity passing through the body causing rapid injury. Approximately 1000 deaths per year due to electrical injuries are reported in the United States, with a mortality rate of 3-5%. [1] [2] Electrical burns differ from thermal or chemical burns in that they cause much more ...