A 1 yr 5 month old boy was brought to the Pediatrics OPD by his mother. She complained that her son did not have any teeth till then. All of the following could be the underlying causes EXCEPT?
Delayed dentition: - When no tooth has erupted by the age of 13 months. Answer is Pierre Robin sequence- cause of natal teeth
Rickets
Pierre Robin sequence
Cleidocranial dysostosis
Down syndrome
Growth