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歯学科 4 年生講義,口腔生命科学各論 II,歯科放射 …

4 II .. WHO 4th 2017 . Benign epithelial odontogenic tumours Ameloblastoma Ameloblastoma, unicystic type Ameloblastoma, extraosseous/peripheral type Metastasizing ameloblastoma Squamous odontogenic tumor calcifying epithelial odontogenic tumor Adenomatoid odontogenic tumor Benign mixed epithelial and mesenchymal odontogenic tumors Ameloblastic fibroma Primordial odontogenic tumor Odontoma Odontoma, compound type Odontoma, complex type Dentinogenic ghost cell tumor Benign mesenchymal odontogenic tumors Odontogenic fibroma Odontogenic myxoma/myxofibroma Cementoblastoma Cemento-ossifying fibroma.

2 される領域として結節状ないし乳頭状に認められる場合があり、鑑別診断に有効である。 b 石灰化上皮性歯原性腫瘍 Calcifying epithelial odontogenic tumor(Pindborg 腫瘍)

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Transcription of 歯学科 4 年生講義,口腔生命科学各論 II,歯科放射 …

1 4 II .. WHO 4th 2017 . Benign epithelial odontogenic tumours Ameloblastoma Ameloblastoma, unicystic type Ameloblastoma, extraosseous/peripheral type Metastasizing ameloblastoma Squamous odontogenic tumor calcifying epithelial odontogenic tumor Adenomatoid odontogenic tumor Benign mixed epithelial and mesenchymal odontogenic tumors Ameloblastic fibroma Primordial odontogenic tumor Odontoma Odontoma, compound type Odontoma, complex type Dentinogenic ghost cell tumor Benign mesenchymal odontogenic tumors Odontogenic fibroma Odontogenic myxoma/myxofibroma Cementoblastoma Cemento-ossifying fibroma.

2 A . a Ameloblastoma 20 40 80 94% .. scalloped margin . soap-bubble appearance honey comb appearance . 80% . CT . 1.. b calcifying epithelial odontogenic tumor Pindborg . 1/2 .. c Adenomatoid odontogenic tumor 10 65 75% .. B . a Ameloblasic fibroma 20 .. b Odontoma 1) Compound odontoma 10 .. 2) Complex odontoma 10 20 .. hamartoma . C . a Odontogenic fibroma 20 .. b Odontogenic myxoma 20 40 .. 2.. 30% . CT .. c Cementoblastoma 25 1 .. ---------------------------------------- ---------------------------------------- ---------------------------------------- ------------------- WHO 4th 2017.

3 Fibro-osseous and osteochondromatous lesions Ossifying fibroma Familial gigantiform cementoma Fibrous dysplasia Cemento-osseous dysplasia Osteochondroma Giant cell lesions and bone cysts Central giant cell granuloma Peripheral giant cell granuloma Cherubism Aneurysmal bone cyst Simple bone cyst D . a Ossifying fibroma .. b Fibrous dysplasia 30 . 3.. McCune-Albright .. ground glass appearance . c Cemento-osseous dysplasia 40 .. E . a Central giant cell granuloma 30 .. b Cherubism .. c Aneurysmal bone cyst .. soap bubble appearance . d Simple bone cyst 4.

4 Traumatic bone cyst Hemorrhagic bone cyst .. preliminary pencil-sketch appearance . interdental scalloping margin .. ---------------------------------------- ---------------------------------------- ---------------------------------------- ------------------- WHO 4th 2017 . Odontogenic carcinomas . Ameloblastic carcinoma NOS Primary intraosseous carcinoma, NOS. Sclerosing odontogenic carcinoma Clear cell odontogenic carcinoma Ghost cell odontogenic carcinoma Odontogenic carcinosarcoma Odontogenic sarcomas Malignant maxillofacial bone and cartilage tumors Chondrosarcoma 1 Chondrosarcoma, grade 1.

5 2/3 Chondrosarcoma, grade 2/3. Mesenchymal chondrosarcoma NOS Osteosarcoma, NOS. L ow-grade central osteosarcoma Chondroblastic osteosarcoma Parosteal osteosarcoma Periosteal osteosarcoma Benign maxillofacial bone and cartilage tumors Chondroma Osteoma Melanotic neuroectodermal tumor of infancy Chondroblastoma Chondromyxoid fibroma 5. Osteoid osteoma Osteoblastoma Desmoplastic fibroma . a Osteoma 20 30 .. b Melanotic neuroectodermal tumor of infancy 1 6 .. a Hemangioma .. 10 20 .. soap-bubble appearance honey comb appearance .. b Schwannoma.

6 C Langerhans cell histiocytosis Histiocytosis X .. punched out appearance . floating teeth .. 6.


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