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The Radiology of Benign Neoplasms. II. Non-Odontogenic.

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Presentation on theme: "The Radiology of Benign Neoplasms. II. Non-Odontogenic."— Presentation transcript:

1 The Radiology of Benign Neoplasms

2 II. Non-Odontogenic

3 Giant cell lesion Hemangioma (Haemangioma) Neurofibroma Fibroma Osteoma Osteoblastoma Chondroma Non-Odontogenic The Radiology of Benign Neoplasms

4 Giant cell lesion Hemangioma (Haemangioma) Neurofibroma Fibroma Osteoma Osteoblastoma Chondroma Non-Odontogenic The Radiology of Benign Neoplasms

5 Giant cell lesion Central giant cell lesion Central giant cell granuloma Peripheral giant cell lesion Peripheral giant cell granuloma Giant cell tumor True giant cell tumor The Radiology of Benign Neoplasms

6 Giant cell lesion Central giant cell lesion Central giant cell granuloma Peripheral giant cell lesion Peripheral giant cell granuloma Giant cell tumor True giant cell tumor The Radiology of Benign Neoplasms

7 Central giant cell lesion Central giant cell granuloma before 21 years unknown nature anterior to first permanent molars painless The Radiology of Benign Neoplasms

8 radiolucent, with “salt and pepper “ calcification thin, wispy septa resorption of teeth very common Central giant cell lesion Central giant cell granuloma The Radiology of Benign Neoplasms

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23 Giant cell lesion Central giant cell lesion Central giant cell granuloma Peripheral giant cell lesion Peripheral giant cell granuloma Giant cell tumor True giant cell tumor The Radiology of Benign Neoplasms

24 Central giant cell lesion Central giant cell granuloma The Radiology of Benign Neoplasms

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28 Giant cell lesion Central giant cell lesion Central giant cell granuloma Peripheral giant cell lesion Peripheral giant cell granuloma Giant cell tumor True giant cell tumor The Radiology of Benign Neoplasms

29 after 21 years rare in jaws posterior to first permanent molars painful Giant cell tumor True giant cell tumor The Radiology of Benign Neoplasms

30 considered by some to be variant of GCG radiographic appearance similar to GCG Giant cell tumor True giant cell tumor The Radiology of Benign Neoplasms

31 Giant cell lesion Hemangioma (Haemangioma) Neurofibroma Fibroma Osteoma Osteoblastoma Chondroma Non-Odontogenic The Radiology of Benign Neoplasms

32 Intraosseous hemangioma Extraosseous hemangioma Hemangioma Haemangioma The Radiology of Benign Neoplasms

33 Intraosseous hemangioma Extraosseous hemangioma The Radiology of Benign Neoplasms Hemangioma Haemangioma

34 some may be true neoplasms, most are probably developmental uncommon no phleboliths Intraosseous Hemangioma The Radiology of Benign Neoplasms

35 altered bone pattern “moth-eaten” bone pattern hypoplastic teeth The Radiology of Benign Neoplasms Intraosseous Hemangioma

36 The Radiology of Benign Neoplasms

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39 Intraosseous hemangioma Extraosseous hemangioma Hemangioma Haemangioma The Radiology of Benign Neoplasms

40 may be some true neoplasms, most are probably developmental common in head and neck area phleboliths common The Radiology of Benign Neoplasms Extraosseous Hemangioma

41 may have hypo- or hyperplasia of neighboring bone The Radiology of Benign Neoplasms Intraosseous Hemangioma

42 The Radiology of Benign Neoplasms

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57 Giant cell lesion Hemangioma (Haemangioma) Neurofibroma Fibroma Osteoma Osteoblastoma Chondroma Non-Odontogenic The Radiology of Benign Neoplasms

58 Neurofibroma Solitary Neurofibromatosis Non-Odontogenic The Radiology of Benign Neoplasms

59 Neurofibroma Solitary Neurofibromatosis Non-Odontogenic The Radiology of Benign Neoplasms

60 Neurofibroma radiolucent well-defined, corticated unilocular or multilocular hypo- or hyperplasia of neighboring bone Non-Odontogenic The Radiology of Benign Neoplasms

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73 Giant cell lesion Hemangioma (Haemangioma) Neurofibroma Fibroma Osteoma Osteoblastoma Chondroma Non-Odontogenic The Radiology of Benign Neoplasms

74 Fibroma radiolucent unilocular corticated may look like cyst Non-Odontogenic The Radiology of Benign Neoplasms

75 Giant cell lesion Hemangioma (Haemangioma) Neurofibroma Fibroma Osteoma Osteoblastoma Chondroma Non-Odontogenic The Radiology of Benign Neoplasms

76 Osteoma Cortical osteoma Cancellous osteoma Osteoid osteoma Osteoma cutis Non-Odontogenic The Radiology of Benign Neoplasms

77 Osteoma Cortical osteoma Cancellous osteoma Osteoid osteoma Osteoma cutis Non-Odontogenic The Radiology of Benign Neoplasms

78 Cortical and Cancellous osteoma almost exclusively in the skull and facial bones most common in the paranasal sinuses (frontal>ethmoid>maxillary>sphenoid) Non-Odontogenic The Radiology of Benign Neoplasms

79 Cortical and Cancellous osteoma uncommon in the jaws many so-called osteoma probably reactive or “burned-out fibrous dysplasia Non-Odontogenic The Radiology of Benign Neoplasms

80 Osteoma Cortical osteoma Cancellous osteoma Osteoid osteoma Osteoma cutis Non-Odontogenic The Radiology of Benign Neoplasms

81 Cortical osteoma (Ivory osteoma) osseous neoplasm of cortical bone many so-called osteoma probably reactive or “burned-out fibrous dysplasia Non-Odontogenic The Radiology of Benign Neoplasms

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90 Osteoma Cortical osteoma Cancellous osteoma Osteoid osteoma Osteoma cutis Non-Odontogenic The Radiology of Benign Neoplasms

91 Cancellous osteoma osseous neoplasm of cancellous bone uncommon in the jaws many so-called osteoma probably reactive or “burned-out fibrous dysplasia Non-Odontogenic The Radiology of Benign Neoplasms

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95 Gardner Syndrome Non-Odontogenic The Radiology of Benign Neoplasms

96 Gardner Syndrome AD multiple osteomas (one of first features) polyposis of colon (polyps become malignant) epidermoid and sebaceous cysts Non-Odontogenic The Radiology of Benign Neoplasms

97 Gardner Syndrome desmoid skin tumors impacted supernumerary and permanent teeth odontomas Non-Odontogenic The Radiology of Benign Neoplasms

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184 Osteoma Cortical osteoma Cancellous osteoma Osteoid osteoma Osteoma cutis Non-Odontogenic The Radiology of Benign Neoplasms

185 Osteoid osteoma osseous neoplasm of bone uncommon in the jaws may be painful Non-Odontogenic The Radiology of Benign Neoplasms

186 Osteoid osteoma bull’s-eye appearance subperiosteal radiopaque nidus, radiolucent band, sclerotic border Non-Odontogenic The Radiology of Benign Neoplasms

187 Osteoma Cortical osteoma Cancellous osteoma Osteoid osteoma Osteoma cutis Non-Odontogenic The Radiology of Benign Neoplasms

188 Osteoma cutis non-neoplasm of bone found in facial region calcification in scar tissue Non-Odontogenic The Radiology of Benign Neoplasms

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194 Giant cell lesion Hemangioma (Haemangioma) Neurofibroma Fibroma Osteoma Osteoblastoma Chondroma Non-Odontogenic The Radiology of Benign Neoplasms

195 Osteoblastoma uncommon primary lesion of bone occasionally in maxilla or mandible mandible more than maxilla Non-Odontogenic The Radiology of Benign Neoplasms

196 Osteoblastoma may be rapid and cause pain tender to palpation “radiolucent” Non-Odontogenic The Radiology of Benign Neoplasms

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203 Giant cell lesion Hemangioma (Haemangioma) Neurofibroma Fibroma Osteoma Osteoblastoma Chondroma Non-Odontogenic The Radiology of Benign Neoplasms

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