Canadian Medical Guide > Diseases > Stomatognathic Diseases > Mouth Diseases > Lip Diseases > Cleft Lip Terms and Definitions
Cleft Lip
| Medical Definition: | Congenital defect in the upper lip where the maxillary prominence fails to merge with the merged medial nasal prominences. It is thought to be caused by faulty migration of the mesoderm in the head region. |
| Guide Notes: | do not use /congen & do not coord with INFANT, NEWBORN, DISEASES; when with CLEFT PALATE, do not also use ABNORMALITIES, MULTIPLE |
Cleft Lip Medical Definitions and Terms
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