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Hitchhiker's thumb, also known as distal hyperextensibility of the thumb, is the condition of having a thumb that has a distal phalange that bends backwards in an angle of 90°. This condition is benign (when isolated) and does not cause pain or affect the thumb with the trait negatively.
19 Jun 2019 · Hitchhiker’s thumb is a thumb that’s hypermobile, or very flexible, and able to bend backward beyond the normal range of motion. Known formally as distal hyperextensibility, this condition...
23 Sep 2023 · Hitchhiker’s thumb is when your thumb is very flexible and can bend backward, sometimes up to 90 degrees. Learn more about what causes it, what conditions are associated with it, and more....
18 Mei 2022 · Hitchhiker’s thumb means your thumb joint, closest to your nail, is hypermobile. Hypermobile means you can move your joints beyond the normal range of motion. If you can move your thumb joint backward more than 50 degrees, you may have hitchhiker’s thumb.
Hitchhiker's thumb is a layman's term for distal hyperextensibility of the thumb. The joint closest to the end of the thumb is called the distal joint. In most people, the distal joint of the thumb allows the thumb to straighten and bend forward (toward the palm of the hand).
Draw a pedigree for hitchhiker’s thumb. Your pedigree should cover at least two generations and include both dominant and recessive forms of the trait. Label the pedigree with genotypes, using the letter H to represent the dominant allele for the trait and the letter h to represent the recessive allele.
Hitchhiker`s Thumb, also known as the Z-deformity or Z-shaped deformity, occurs when the distal phalanx of the thumb is able to flex backwards at an angle greater than 90 degrees, enabling it to mimic the shape of a hitchhiker`s thumb.
Hitchhiker's thumb is a body quirk where thumbs can be bent in unusual positions. Whether or not you have Hitchhiker's thumb is determined by your genetics; it is an autosomal recessive condition.
29 Dis 2022 · Hitchhiker's thumb is otherwise known as distal hyperextensibility of the thumb. This is because of the genetic traits that make a person bend his thumb backward while stretching.
1 Feb 2021 · Hitchhiker’s thumb occurs when the thumb bends at the joint connecting the thumb to the palm and hyperextends at the joint just below your thumbnail. This is sometimes also called the Z-shaped...
