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Bangstad syndrome

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General

Bangstad syndrome (also Bird‑headed dwarfism with progressive ataxia) is the designation for a very rare congenital genetic disorder, whose underlying cause is presumably a defect of cellular membranes. This genetic syndrome was characterized in 1989. The inheritance pattern is autosomal recessive, meaning that two mutated genes — one from each parent — are required for the syndrome to manifest.

Diagnosis:

The diagnosis is based on the clinical picture, symptoms, and laboratory tests.

Treatment:

The main focus of treatment is alleviating symptoms and adjusting hormonal levels in the blood. Skull deformities and premature fusion of cranial sutures are addressed through neurosurgical procedures; other associated conditions are treated using standard medical approaches.

  • nižšia pôrodná hmotnosť, intrauterinná retardácia – zastavenie rastu počas vnútromaternicového vývinu
  • pomalé priberanie po narodení
  • plochá rastová krivka
  • nízka postava
  • charakteristické črty tváre: hlboko posadené oči, prominentný nos
  • predčasné zrasty lebečných švov, čo má za následok malý objem lebky (mikrocefália)
  • poruchu vývoja mozgu a riziko zvýšenia vnútrolebečného tlaku
  • obezita
  • inzulín rezistentný diabetes mellitus ( typu 2)
  • hypoparathyreoidizmus – znížená funkcia prištítnych teliesok
  • poruchy zostupu semenníkov
  • struma (zväčšená štítna žľaza) so zníženou funkciou
  • Vzhľadom k zníženej tvorbe pohlavných hormónov môžu byť prítomné nedostatočne rozvinuté pohlavné znaky a vonkajšie genitálie
  • puberta býva oneskorená, vyskytuje sa neplodnosť
  • porucha sluchu mierna až stredná
  • mentálna retardácia
  • abnormality zubov
  • ataxia – narušená koordinácia pohybov

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