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Dupuytren's contracture (also called Dupuytren's disease, Morbus Dupuytren, Palmar fibromatosis and historically as Viking disease or Celtic hand) is a condition in which one or more fingers become permanently bent in a flexed position. [2]
Erythromelalgia or Mitchell's disease (after Silas Weir Mitchell) is a rare vascular peripheral pain disorder in which blood vessels, usually in the lower extremities or hands, are episodically blocked (frequently on and off daily), then become hyperemic and inflamed. There is severe burning pain (in the small fiber sensory nerves) and skin ...
Dermatoglyphics (from Ancient Greek derma, "skin", and glyph, "carving") is the scientific study of fingerprints, lines, mounts and shapes of hands, as distinct from the superficially similar pseudoscience of palmistry. Dermatoglyphics also refers to the making of naturally occurring ridges on certain body parts, namely palms, fingers, soles ...
The Steinberg sign, also known as the thumb sign, is one of the clinical examination tests for Marfan disease in the hands. It is a clinical test in which the tip of the thumb extends beyond the palm when the thumb is clasped in the clenched hand. [13] [14] [15]
The pain frequently occurs at night and can even radiate to the shoulder. Even though the diagnosis is straightforward, the treatment is surgical decompression of the median nerve after deroofing of the carpal tunnel. [3] Dupuytren's contracture is another disorder of the fingers that is due to thickening of the underlying skin tissues of the ...
The pattern of inheritance is determined by the phenotypic expression of a gene—which is called expressivity. [11] Camptodactyly can be passed on through generations in various levels of phenotypic expression, which include both or only one hand. This means that the genetic expressivity is incomplete. It can be inherited from either parent.
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The carpal tunnel is an anatomical compartment located at the base of the palm. Nine flexor tendons and the median nerve pass through the carpal tunnel that is surrounded on three sides by the carpal bones that form an arch. The median nerve provides feeling or sensation to the thumb, index finger, long finger, and half of the ring finger.