Achard syndrome
Encyclopedia
Achard syndrome is a syndrome
consisting of arachnodactyly
, receding lower jaw, and joint laxity limited to the hand
s and feet. Hypermobility and subluxations of the joints, increased lateral excursion of the patellas and other findings reflect the increased ligament laxity. It is not clear if it is a distinct entity.
Syndrome
In medicine and psychology, a syndrome is the association of several clinically recognizable features, signs , symptoms , phenomena or characteristics that often occur together, so that the presence of one or more features alerts the physician to the possible presence of the others...
consisting of arachnodactyly
Arachnodactyly
Arachnodactyly or achromachia, is a condition in which the fingers are abnormally long and slender in comparison to the palm of the hand...
, receding lower jaw, and joint laxity limited to the hand
Hand
A hand is a prehensile, multi-fingered extremity located at the end of an arm or forelimb of primates such as humans, chimpanzees, monkeys, and lemurs...
s and feet. Hypermobility and subluxations of the joints, increased lateral excursion of the patellas and other findings reflect the increased ligament laxity. It is not clear if it is a distinct entity.
Symptoms
- Small thumbs
- Joint laxity in hands
- Joint laxity in feet
- BrachycephalyBrachycephalyBrachycephaly, also known as flat head syndrome, is a type of cephalic disorder. This can result from premature fusion of the coronal sutures or from external deformation . The coronal suture is the fibrous joint that unites the frontal bone with the two parietal bones of the skull. The parietal...
- Short mandibular ramiRamiRami or RAMI can refer to:*Rami, the plural of ramus, literally a branch, as of a plant, nerve, or blood vessel*Specifically, rami are upward portions on both sides of the mandible...