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