...Virchow-Seckel syndrome (also known as bird-headed dwarfism, Harper's syndrome, Seckel dwarfism, Bird-headed dwarf of Seckel) 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-like nose, large eyes with an antimongoloid slant, receding mandible, and mild mental retardation. It is very rare. Read full entry

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