A 5-year-old boy is undergoing a full-mouth extraction.

A 9-year-old girl presented at the dentist’s office with swelling affecting the right inferior border of the mandible.

A 6-year-old boy presented at the dentist’s office with his parents complaining of excruciating pain originating from the back of the mouth for the last 48 hours.

A 2-year-old boy presented to the pediatric dentist to evaluate a “mass” located on the tip of the boy’s tongue.

An 18-year-old asymptomatic woman presented to the dentist for a new patient exam. The dentist noted that tooth #32 had an unusual appearance.

A 19-year-old man presented to the family dentist for a recall exam. The dentist ordered periapicals and noted a radiopaque area involving tooth #20.

A 15-year-old boy presented for a recall exam reporting pain in his posterior left mandible.

A 12-year-old girl presented to the pediatric dentist’s office with a lesion on her right posterior mandible.

A 78-year-old man was referred to the oral surgeon by a general dentist because of an “unusual finding in the left maxillary sinus on a panoramic film.”

A 10-year-old boy visited the dentist for the first time with his father. He reported sensitive teeth.

A 7-year-old boy presented with an inflamed “red patch” on the gingiva of the upper incisors.

A 10-month-old girl with a palatal lesion.

An 11-year-old boy presented to the emergency room with painful blisters on his lips.

A 16-year-old was referred to an oral surgeon because of an unusual radiolucency located at the anterior mandible.

A healthy 2-year-old boy presented to the pediatric dentist because of a lesion on the palate.

A 13-year-old girl presented at the oral surgeon’s office because of a radiolucency located on the girl's right mandible.

A 22-year-old woman visited the oral and maxillofacial surgeon based on a referral by a family dentist because of an unusual radiopacity located at the posterior right mandible.

A 44-year-old man presented for a recall exam. The dentist noted an unusual radiographic finding at the posterior right mandible.

A 7-year-old with limited mouth opening, generalized marginal gingivitis, and mobility in several teeth.

An 11-year-old girl who was referred to an oral surgeon by a family dentist presented with a bump on her central hard palate.