19 Appliance-related problems
Case 1
Summary
Leanne, a 12-year-old girl, presents for a routine check of her upper retainer. You notice a reddened palate (Fig. 19.1A). What is your diagnosis and what management would you institute?
were absent and she had 
removed to provide space for relief of upper arch crowding. She was offered upper fixed appliance treatment to produce the best occlusal result but she was not keen for this. Instead, she opted for upper removable appliance therapy. She has worn one previous appliance. The current appliance has been getting progressively looser over the past month.Examination
Intraoral
The soft tissues appear normal except for generalized mild marginal gingivitis and the palatal mucosa, which is shown in Figure 19.1A. Oral hygiene is fair.
Describe the appearance of the palate
The lesion affecting the palate can be described as follows:
Size – area affected relates to that covered by the baseplate of the upper removable retainer (Fig. 19.1B).
Shape – the posterior limit of the lesion is semilunar and defined, as is the rest of the lesion, by the baseplate outline.
and a labial bow from 
to 
.
What is the most likely diagnosis based on the information you have so far?
Palatal (denture) stomatitis, as the patient is symptom-free.
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