Term
| Big, well defined radiolucency associated with crown of un-erupted tooth in young person. might have corticated borders, and it will have radiopaque material in it |
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Definition
| AOT. Adenomatoid Odontogenic Tumor. |
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Term
| radiopaque mass surrounded by radiolucent rim attached to roots of first molar, or occasionally a premolar |
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Definition
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Term
| Systemic disease associated with "chicken wire" trabecular pattern |
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Definition
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Term
| "marble bone", non localized thickening |
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Definition
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Term
| hazy, "ground glass", loss of lamina dura |
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Definition
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Term
| contiguous PDL in multiple vital teeth. associated with apex. Middle-aged women of African descent |
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Definition
| Periapical Cemento-Osseous Dysplasia |
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Term
Apical, periapical, periradicular
Lucent, mixed, opaque
Will be separated from tooth and surrounding bone by a radiolucent rim |
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Definition
| Cemento-Osseous Dysplasia (widespread is called florid COD) |
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Term
| You will see a well defined radiolucency around the crown of an unerupted tooth in adult |
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Definition
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Term
| Big white borders, very radiolucent, located below the mandibular canal |
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Definition
| Stafne Defect or cyst (vs neurofibroma which is located in the canal) |
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Term
| expansile multilocular radiolucencies |
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Definition
KOT (keratocystic odontogenic tumor)
Ameloblastoma
Giant Cell Granuloma (more frequently in anterior mandible and tends to cross midline) |
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Term
| most common congenitally missing teeth |
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Definition
3rd molars
2nd premolars
Max lateral incisors |
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Term
| most commonly missing teeth by extraction |
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Definition
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Term
| most commonly impacted teeth |
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Definition
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Term
| common supernumerary teeth |
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Definition
max midline (mesiodens)
4th molars (para or distomolars) |
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Term
| Odontogenic Cysts and Tumors – Mixed Density |
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Definition
Benign Cementoblasoma
Adenomatoid Odontogenic Tumor
Calcifying Epithelial Odontogenic Tumor
Calcifying Odontogenic Cyst |
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Term
| Periapical radiolucencies |
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Definition
Normal root apex/follicle
Apical inflammation (PARL)
Surgical defect
Cemento-osseous dysplasia (radiolucent stage)
Lateral periodontal cyst
Incisive canal cyst |
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Term
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Definition
Periapical Cyst
Periapical Granuloma
Periapical Abscess |
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Term
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Definition
From epith. rests in periodontium
Usually well-defined unilocular lucency with corticated borders, round or ovoid
Usually less than one cm in diameter
Most often in mandible, in canine-premolar region |
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Term
| Unilocular radiolucencies |
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Definition
Dentigerous/Follicular cyst
Simple bone cyst (Traumatic b.c.)
Stafne bone defect |
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Term
| unique finding of a simple bone cavity or simple bone cyst or traumatic bone cyst |
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Definition
| Its hallmark is that It tends to undulate and scallop around the tooth root. It does not displace the roots. |
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Term
| Bony septa in Giant cell granuloma |
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Definition
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Term
| bony septa in ameloblastoma |
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Definition
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Term
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Definition
osteomyelitis
(chronic in young people - widespread)
Onion skinning = Garres osteomyelitis |
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Term
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Definition
wide PDLs
Codmans triangle
sunburst |
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Term
| Invasive squamous cell carcinoma |
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Definition
| Characteristic – ill-defined, indistinct borders, progressive lesion, inflammatory or neoplastic. Displaces teeth. |
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Term
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Definition
| retromolar pad area. a mucoep is usually a little better differentiated than a squamous cell. it tends to be not quite as invasive and destructive as a squamous cell. relatively well-defined borders. It certainly has perforated here, almost even has kind of a compartmental look to it, ameloblastoma |
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Term
| cotton wool with radiolucent rim |
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Definition
| cemento-osseous dysplasia |
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Term
| well defined pericoronal radiolucency with no internal radio opacities |
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Definition
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Term
| ill defined moth eaten radiolucency |
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Definition
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Term
| well defined pericoronal radiolucency with radio opacities |
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Definition
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Term
| mixed lesion attached to root of posterior tooth |
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Definition
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Term
| multilocular radiolucency with septa at 90 degrees |
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Definition
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Term
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Definition
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Term
| multilocular radiolucency occuring in anterior mandible |
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Definition
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Term
| Layered periosteal reaction (onion skin) |
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Definition
| Proliferative periostitis |
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Term
| Small corticated radiolucency between the midroot area of two premolars |
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Definition
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Term
| Multilocular radiolucency that may be ill defined or relatively well defined |
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Definition
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Term
| well defined radiolucency often without cortication that scallops up between roots |
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Definition
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