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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.
Ectrodactyly, split hand, or cleft hand [1] (from Ancient Greek ἔκτρωμα (ektroma) 'miscarriage' and δάκτυλος (daktylos) 'finger') [2] involves the deficiency or absence of one or more central digits of the hand or foot and is also known as split hand/split foot malformation (SHFM). [3]
Congenital contractural arachnodactyly (CCA), also known as Beals–Hecht syndrome, is a rare autosomal dominant congenital connective tissue disorder. [1] As with Marfan syndrome, people with CCA typically have an arm span that is greater than their height and very long fingers and toes. [2]
Ectrodactyly involves the deficiency or absence of one or more central digits of the hand or foot and is also known as split hand–split foot malformation (SHFM). [9] The hands and feet of people with ectrodactyly are often described as "claw-like" and may include only the thumb and one finger (usually either the little finger, ring finger, or a syndactyly of the two) with similar ...
Polydactyly is a birth defect that results in extra fingers or toes. [2] The hands are more commonly involved than the feet. [2] Extra fingers may be painful, affect self-esteem, or result in clumsiness. [3] It is associated with at least 39 genetic mutations. [4] It may either present alone or with other defects. [2] Cases may run in families. [2]
Doctors share why fingers get pruney in water, including causes of wrinkled fingers and toes, treatments, ... Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways to ...
This is the rarest form of brachydactyly. It is most often part of another condition that someone is born with. Type E shortens the bones in the hands and feet along with the bottom bone in the fingers. Instead of making the fingers and toes look shorter, it makes the hands and feet look smaller. [9] Type B and E: 112440: ROR2 HOXD13: 9q22 ...
In early human fetal development, webbing (syndactyly) of the toes and fingers is normal. At about 6 weeks of gestation, apoptosis takes place due to a protein named sonic hedgehog, also known as SHH, which dissolves the tissue between the fingers and toes, and the webbing disappears. In some fetuses, this process does not occur completely ...