Humeral head and coracoid ossification in Nigerian newborn infants

The presence of the coracoid and proximal humeral head epiphysis in 201 Nigerian newborn infants was related to gestational age. The appearance of the humeral head of ossification centre was delayed, while the coracoid epiphysis appeared earlier than those of Caucasian newborn infants. There was no difference in the pattern of epiphyseal ossification between the sexes.