PMC1266042_01
Panoramic radiograph before therapy. Unicystic radiolucent lesion in the lawer right jaw with a comparatively clear demarcation. The tooth 43 is located on the floor of this process. There are no resorption of the root apices.
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F1
No resorption of the root apices was observed (Fig. 1).
Tumor with fibrous connective tissue capsule (*). Nodular aggregates of cells (#). Duct-like structures ( ). (HE x 50)
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F2
Histologically, the tumor is solid and there is a cyst formation (Fig. 2).
Gland-like spaces are surrounded by cuboidal to columnar cells ( ). (HE x 160)
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F3
Rings of columnar cells give rise to duct-like appearance (Fig. 3).
Tumor with calcified areas ( ). (HE x 200)
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F4
Calcification is sometimes seen and may be extensive (Fig. 4).
Panoramic radiograph six months after therapy. No root resorption could be observed.
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F5
There was no evidence of recurrence and no apical resorption of the adjacent teeth could be observed (Fig. 5).