Cleft foot is a gross deformity of the lower extremities which has a definite tendency to hereditary transmission. Because of the remarkable variations presented by the individual patients, a distinct description of the abnormality is quite difficult. However, as Lewis1 stated, "the fundamental, or most constant lesion appears in the form of cleft-feet, a lesion which is symmetrical as regards the two sides of the body. The clefting falls at the second or third digit, and is associated with defect of the corresponding bones (Ectrodactylism). The portions of the foot separated by the cleft are each welded by skin, or bony union, into a single mass, conical in form and terminating in one or more distorted joints."
From antiquity, malformations and monstrosities have intrigued observers. The earliest reference is that in the Bible.2 "And there was yet a battle in Gath, where was a man of great stature
GRAND MJH, DOLAN DJ. HEREDOFAMILIAL CLEFT FOOT. Am J Dis Child. 1936;51(2):338-348. doi:10.1001/archpedi.1936.01970140102011