What is a Malformation?

A malformation is a non-progressive, congenital morphologic anomaly of a single organ or body part due to an alteration of the primary developmental program.

Examples of malformations include:

Cleft lip
Cleft palate
Congenital heart defect
Neural tube defects
Spina bifida

Another case of median cleft lip(A) Preoperative feature of median cleft lip. (B) Outcome of surgery at 9 months postoperatively. A natural Cupid's bow, philtrum and tubercle was achieved. Clinical Features and Management of a Median Cleft Lip. Koh KS, Kim do Y, Oh TS - Archives of plastic surgery (2016). Not altered. CC.
Mild left unilateral cleft lip repair(A) Mild left unilateral cleft lip. (B) Four-week postoperative follow-up with good results. (C) Follow-up after six months. Outcomes of Primary Unilateral Cheiloplasty in Same-Day Surgical Settings. Khan M, Ullah H, Aziz A, Tahir M - Archives of plastic surgery (2016). Not altered. CC.