A 48-year-old member asked:
How rare is it for someone to have double jointed fingers unless marphans?
2 doctor answers • 9 doctors weighed in

Dr. Ahmad M Hadiedanswered
Orthopedic Surgery 51 years experience
Many reasons: Hypermobility generally results from one or more of the following:misaligned joints, abnormally shaped ends of one or more bones at a joint , type 1 collagen or other connective tissue defect (found in ehlers-danlos syndrome, abnormal joint proprioception (an impaired ability to determine where in space parts of the body are, and how stretched a joint.
Created for people with ongoing healthcare needs but benefits everyone.
5.8k viewsReviewed Dec 31, 2022

Dr. Jeffrey Wintanswered
Hand Surgery 37 years experience
Marfans is linked to: joint instabilty but there are many similar diseases yhat lead to joint instability. Many younger ( non marfanoid) have joint looseness that they also grow out of.
Created for people with ongoing healthcare needs but benefits everyone.
2.1k viewsReviewed >2 years ago
Last updated Dec 31, 2022
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