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الرحمن الله بسمالرحیم
Case presentation
Case presentation
• 10-year-old female• painless swelling• left perimandibular area• Firm • three months• No palpable neck lymphnode• No history of medical conditions
Extraoral findings
Case presentation
Intraoral examination• buccal and lingual expansion• Healthy normal mucosa
Case presentation
Case presentation
• 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
Differential diagnosis
Odontogenic cysts (developmental/inflammatory)
Odontogenic tumors
Bone pathology
Odontogenic cysts
DentigerousOKCCOC
Radicular
Odontogenic tumors
Unicystic ameloblastomaOdontoma
Ameloblastic fibromaAmeloblastic fibro_odontoma
Odonto ameloblastomaCEOTAOT
Bone pathologyCGCG
Simple bone cystABC
Fibrous dysplasiaCemento_osseous Dysplasia
OF
AND FINALLY…
Dentigerous cystOKCAOT
Unicystic ameloblastomasolid/multicystic ameloblastoma
pathology
Dx
solid/multicystic ameloblastoma
AMELOBLASTOMA
benign neoplasm of odontogenic epithelial origin 1) solid/ multicystic (86% of cases); 2) unicystic (13% of cases); 3) peripheral (1% of cases)
origin
remnants of the dental lamina enamel organ epithelial lining of odontogenic cyst basal cells of the oral mucosa
MULTI CYSTIC AMELOBLASTOMA10 to 19posterior of the mandiblepainless swellingmulti locular/uni locularimpact 3rd molar
Txbased on the lesion clinical type (solid/multicystic, unicystic, peripheral)
location /size / age
simple bone curettage to segmental resection
Thanks …
zahra amirielaheh ansari