edwards afb; eglin afb; eielson afb; ellsworth afb; f.e. warren; fairchild afb ; grand forks afb; hanscom afb; hawaii - air force; hill afb; holloman afb; homestead arb; hurlburt field; joint base pearl harbor-hickam; keesler afb; kirtland afb; lackland afb; laughlin afb; little rock afb; los angeles afb; luke afb; macdill afb; malmstrom afb; march arb; maxwell-gunter afb; mcchord afb; mcconnell afb
1 It is reported that amyoplasia comprises 43% of reported cases. 2  No racial tendency is present. 3  Males are more affected in X-linked recessive disorders; otherwise, females and males are equally affected.  Arthrogryposis is detected at birth or in utero using ultrasound.
It is also more frequent in a woman's first pregnancy and if she is carrying twins. The underlying mechanism involves abnormal formation of blood vessels in the placenta amongst other factors. Most cases are diagnosed before delivery. Rarely, preeclampsia may begin in the period after delivery.