PMC3304231_01
Intraoral view
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F1
The swelling was firm and covered by normal mucous membrane [Figure 1].
Panoramic radiograph demonstrating well defined unilocular radiolucent lesion in the right mandible
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F2
Radiographically, it presented as a unilocular, radiolucent lesion, well circumscribed by a radiopaque border, about 3 x 2 cm, extending from the root of second molar posteriorly to the root of the first premolar anteriorly [Figure 2].
Photomicrograph showing cyst lined by ameloblastic epithelium with hyperchromatic polarized basal layer
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F3
The histopathologic examination of the removed lining revealed UA contrary to the provisional diagnosis of radicular cyst [Figure 3].
Panoramic radiograph showing bone regeneration in the affected area during 12-month follow-up
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F4