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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.
Dactyly. In biology, dactyly is the arrangement of digits ( fingers and toes) on the hands, feet, or sometimes wings of a tetrapod animal. It comes from the Greek word δακτυλος ( dáktylos) meaning 'finger'. Sometimes the ending "-dactylia" is used. The derived adjectives end with "-dactyl" or "-dactylous".
Greig cephalopolysyndactyly syndrome is a disorder that affects development of the limbs, head, and face. The features of this syndrome are highly variable, ranging from very mild to severe. People with this condition typically have one or more extra fingers or toes ( polydactyly) or an abnormally wide thumb or big toe ( hallux ).
The condition, which can be a disease, syndrome or phenomenon, causes blood vessels to narrow in response to cold or stress so that little or no blood flows to the affected body parts — most ...
Human digits. Radiogram of a polydactyl left hand. Mikhail Tal at the 1961 European chess championship. Humans normally have five digits on each extremity. Each digit is formed by several bones called phalanges, surrounded by soft tissue. Human fingers normally have a nail at the distal phalanx.
Polydactyly. Polydactyly or polydactylism (from Greek πολύς (polys) 'many', and δάκτυλος (daktylos) 'finger'), [1] also known as hyperdactyly, is an anomaly in humans and non-human animals resulting in supernumerary fingers and/or toes. [2] Polydactyly is the opposite of oligodactyly (fewer fingers or toes).
Teunissen–Cremers syndrome. Other names. Stapes ankylosis with broad thumbs and toes. Specialty. Orthopedic. Teunissen–Cremers syndrome is a genetic disorder that presents with skeleton defects some of which can include the bones of the inner ear, fingers and toes. [1] This can result in conductive hearing loss and finger deformities.
Dolichonychia. Dolichonychia is a medical condition in which the nail beds of the fingers and toes are abnormally long and slender, specifically, a finger nail index of 1.30 or more, [1] it is a common feature in people with connective tissue disorders, such as Ehlers–Danlos syndromes, Marfan syndrome, and hypohidrotic ectodermal dysplasia ...