(also known as bird-headed dwarfism
, Harper's syndrome
or Seckel dwarfism
) is a syndrome of unknown etiology
, characterized by intrauterine
growth retardation and postnatal dwarfism
with a small head
, narrow bird
-like face with a beak
, large eyes with an antimongoloid slant, receding mandible
, and mild mental retardation
. It is very rare.
The syndrome was named after Rudolf Virchow and Helmut Paul George Seckel (American physician, 1900–1960).