A 6 year old child presents with short stature, polydactyl o…

A 6 year old child presents with short stature, polydactyl of the hands, and a congenital heart defect.  Oral examination reveals the anterior maxillary vestibular sulcus is absent, and several teeth have a conical shape.  Which of the following inherited disorders is the most consistent with these findings? 

A 36 year old patient presents with a well-defined, inverted…

A 36 year old patient presents with a well-defined, inverted pear-shaped radiolucency between the maxillary lateral incisor and canine on a panoramic radiograph.  The roots of the adjacent teeth are diverging.  Which of the following is the most likely diagnosis?  

A well defined multilocular radiolucent lesion in the poster…

A well defined multilocular radiolucent lesion in the posterior mandible is seen on a routine panoramic radiograph of a 42 year old patient. The patient reports no pain or swelling. Surgical enucleation is performed, and histology shows the cyst has a keratinized epithelial lining.  The lesion recurs within a year.  Which of the following is the most likely diagnosis?