bangstad syndrome bangstad syndrome bangstad syndrome is a severe, inherited congenital disorder associated with abnormalities of the cell membrane. bangstad syndromeother namesataxia-diabetes-goiter-gonadal insufficiency syndromethis condition is inherited in an autosomal recessive manner it was characterized in 1989. presentation presenting at birth, features of the disorder include moderately severe iugr, microcephaly, craniosynostosis, moderately severe post uterine growth retardation, deafness, deep set eyes, cryptorchidism, truncal obesity and acanthosis nigricans, small teeth, prognathism, dislocated radial heads without generalized skeletal dysplasia, however, tall vertebrae, moderate mental retardation, hypothyroidism, insulin resistance, hypoparathyroidism. diagnosis