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History: An 8-year-old girl visited the pediatric dentist to evaluate a mass located on her inferior lip. The patient was asymptomatic. The girl’s parents told the pediatric dentist that the mass had been there for about one year but had increased in size in the last three months.
The girl’s past medical history was unremarkable.
The extraoral exam was within normal limits except for the soft-tissue lesion, which was pedunculated, mobile, painless, soft, and located over the ventral aspect of the tongue.
Click to enlarge the image below.
What is the LEAST likely preliminary diagnosis?CorrectIncorrect
The pediatric dentist conducted a comprehensive evaluation and recommended a biopsy to the girl’s parents. Which biopsy did the dentist most likely recommend?CorrectIncorrect
The pediatric dentist performed an excisional biopsy of the lesion and submitted the specimen for histopathology analysis. The results were available a few days later. The histopathology showed granulation tissue with collected mucin and inflammatory cells. The diagnosis was a mucocele.
What is the most likely etiology of mucoceles?CorrectIncorrect