Apodia is defined as the absence of a foot or feet.


It is not a difficult diagnosis to make on ultrasound provided that an adequate view of the limbs is possible.

Differential Diagnosis

Amniotic band syndrome

Sonographic Features

Absence of one or both feet

Amniotic bands should be sought

Associated Syndromes

  •  Acheiropodia (Brazil type)
  •  Amniotic bands/ amniotic rupture sequence


  1. Nishi T, Nakano R Amniotic band syndrome: serial ultrasonographic observations in the first trimester J Clin Ultrasound 22:275-278
  2. Froster UG, Baird PA Amniotic band sequence and limb defects: data from a population-based study Am J Med Genet 46:497-500
  3. Burton DJ, Filly RA Sonographic diagnosis of the amniotic band syndrome. (Review) Am J Roentgenol 156:555-558