55.如全口環狀X光片所示,下顎骨左側可以發現多房性(multilocular) 放射線透光性病灶,並呈現有多顆牙齒之 牙根吸收,下列何者是較為可能之診斷?
(A)鈣化齒源囊腫(calcified odontogenic cyst)
(B) 含齒囊腫(dentigerous cyst)
(C)齒源性角化囊腫(odontogenic keratocyst)
(D)始基囊腫(primordial cyst)
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統計: A(28), B(32), C(910), D(67), E(0) #2405161
統計: A(28), B(32), C(910), D(67), E(0) #2405161
詳解 (共 3 筆)
#7395088
root resorption?
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| Feature | OKC |
|---|---|
| Location | Posterior mandible, angle, ramus |
| Border | Well-defined, corticated |
| Internal structure | Usually radiolucent |
| Locularity | Unilocular or multilocular |
| Expansion | Minimal buccolingual expansion |
| Growth pattern | Anteroposterior growth within medullary bone |
| Tooth displacement | Can occur |
| Root resorption | Uncommon |
| Recurrence | High |
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