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Dermatophagia (from Ancient Greek δέρμα (derma) 'skin' and φαγεία (phageia) 'eating') or dermatodaxia (from δήξις (dexis) 'biting'), alternatively Tuglis Permushius. [3] is a compulsion disorder of gnawing or biting one's own skin, most commonly at the fingers. This action can either be conscious or unconscious [4] and it is ...
Paroxysmal hand hematoma is a skin condition characterized by spontaneous focal hemorrhage into the palm or the volar surface of a finger, which results in transitory localized pain, followed by rapid swelling and localized blueish discoloration. [1]: 828.
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, leaving behind dead ...
Pain, swelling, or stiffness in one or more joints is commonly present in psoriatic arthritis. [4] Psoriatic arthritis is inflammatory, and affected joints are generally red or warm to the touch. [4] Asymmetrical oligoarthritis, defined as inflammation affecting two to four joints during the first six months of disease, is present in 70% of ...
Rheumatology. A rheumatoid nodule is a lump of tissue, or an area of swelling, that appears on the exterior of the skin usually around the olecranon (tip of the elbow) or the interphalangeal joints (finger knuckles), but can appear in other areas. [1] There are four different types of rheumatoid nodules: subcutaneous rheumatoid nodules, cardiac ...
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A physical examination is the first step, with the joints of the patient moved and bent to study possible loss of functioning. Synovial fluid analysis is another method to diagnose Hemarthrosis. It involves a small needle being inserted into the joint to draw the fluid. [6] Reddish-colored hue of the sample is an indication of the blood being ...
20% of hand fractures [ 4 ] A boxer's fracture is the break of the fifth metacarpal bone of the hand near the knuckle. [ 4 ] Occasionally, it is used to refer to fractures of the fourth metacarpal as well. [ 1 ] Symptoms include pain and a depressed knuckle. [ 2 ] Classically, it occurs after a person hits an object with a closed fist. [ 3 ]