Cleft lip is a common craniofacial anomaly. Median cleft lip is a midline vertical cleft through the upper lip. Of all the types of clefts, minimal Median cleft of the upper lip is a very rare craniofacial anomaly.
Parry-Romberg syndrome is a rare disorder characterized by slowly progressive deterioration of the skin and soft tissues of half of the face. The syndrome presents with characteristic skeletal, dental, and soft tissue changes in the affected half of the face, with or without neurological signs and symptoms.