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Published byJeffrey Watts Modified over 9 years ago
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بسم الله الرحمن الرحیم
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Case presentation
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10-year-old female painless swelling left perimandibular area Firm three months No palpable neck lymphnode No history of medical conditions Extraoral findings
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Case presentation Intraoral examination buccal and lingual expansion Healthy normal mucosa
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Case presentation
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extensive unilocular and radiolucent lesion left mandibular body from the canine to the first molar 3.6 cm by 2.3 cm second premolar impaction adjacent teeth Root Resorption buccal and lingual expansion
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Differential diagnosis
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Odontogenic cysts (developmental/inflammatory) Odontogenic tumors Bone pathology
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Odontogenic cysts Dentigerous OKC COC Radicular
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Odontogenic tumors Unicystic ameloblastoma Odontoma Ameloblastic fibroma Ameloblastic fibro_odontoma Odonto ameloblastoma CEOT AOT
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Bone pathology CGCG Simple bone cyst ABC Fibrous dysplasia Cemento_osseous Dysplasia OF
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AND FINALLY…
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Dentigerous cyst OKC AOT Unicystic ameloblastoma solid/multicystic ameloblastoma
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pathology
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Dx solid/multicystic ameloblastoma
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AMELOBLASTOMA benign neoplasm of odontogenic epithelial origin 1) solid/ multicystic (86% of cases); 2) unicystic (13% of cases); 3) peripheral (1% of cases)
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origin remnants of the dental lamina enamel organ epithelial lining of odontogenic cyst basal cells of the oral mucosa
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MULTI CYSTIC AMELOBLASTOMA 10 to 19 posterior of the mandible painless swelling multi locular/uni locular impact 3 rd molar
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Tx based on the lesion clinical type (solid/multicystic, unicystic, peripheral) location /size / age simple bone curettage to segmental resection
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Thanks … zahra amiri elaheh ansari
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