A 25-year-old man presented at the dentist’s office for a recall exam. His last dental exam was five years ago. The dentist noted a missing tooth during an intraoral exam.

A 9-year-old boy was referred to the oral surgeon by his pediatric dentist because of a small red lesion on the ventral aspect of the tongue. The patient was asymptomatic.

A healthy 6-month-old boy was brought to the pediatric dentist by his parents because of “something unusual in his palate.” His parents reported that he had not been eating and drinking normally for the last few days.

A 15-year-old boy presented to the oral surgeon, referred by his family dentist, because of a radiolucent lesion noted on a panoramic film situated at the anterior right mandible. The patient was asymptomatic.

A 5-year-old boy visited the family dentist for a new patient exam. The patient was born at 39 weeks. The boy’s mother told the dentist that tooth #M exfoliated one month earlier.

A 12-year-old girl presented to the oral surgeon, referred by her dentist, because of multiple areas of “redness” involving the gingiva of her anterior maxilla.

An asymptomatic 16-year-old boy undergoing a routine dental exam.

A 17-year-old girl with generalized mobility of the teeth.

A 7-year-old boy presented to the pediatric dentist for a recall evaluation. The dentist noted an unusual "growth" over the inner aspect of his upper lip.

A 66-year-old woman was referred to the oral surgeon by her dentist because of an unusual finding on a panoramic film. The patient was asymptomatic.

An 18-year-old girl presented to the oral surgeon, referred by her orthodontist, because of a lesion on her left anterior mandible that was noted on a recent panoramic film.

A 24-year-old man presented to the oral surgeon, referred by his dentist, because of an unusual finding noted in a panoramic film involving the man's left anterior mandible.

A 3-year-old girl presented to the pediatric dentist with her parents because of the unusual color of her teeth. The parents told the dentist that some members of the family had a similar condition.

An 80-year-old woman was referred to the orofacial pain specialist by her dentist because of persistent moderate to severe pain at the left temporomandibular joint.

A 70-year-old man presented to the dentist for a regular recall exam. His last exam was two years ago with a different dentist. No pain or complaints were reported by the patient.

A 25-year-old man was referred to the oral surgeon by his dentist because of a "lesion" on the left side of his posterior mandible. The patient was asymptomatic.

18-year-old boy with a lesion over the hard palate.

A 12-year-old girl with a bright red mass at the maxilla.

A 47-year-old woman was referred to the oral surgeon by her general dentist because of a "small, soft, painless mass" behind the maxillary central incisors.

A 7-year-old girl was referred to the oral surgeon by her pediatric dentist to evaluate a painless radiolucency in her left mandible.