DIfferential diagnoses: Flashcards
Gingival cyst of the adult:
mucocele, parulis, peripheral odontogenic tumor
Periapical cyst:
periapical granuloma, periapical scar, periapical cemneto-osseous dysplasia (early stage), odontogenic tumors, central giant cell lesion, traumatic bone cyst, metastatic lesion
Dentigerous cyst:
enlarged dental follicle, ameloblastoma, OKC, AOP
Lateral periodontal cyst, unilocular:
Lateral radicular cyst, OKC, odontogenic tumor (ameloblastoma, squamous odontogenic tumor)
Multilocular lateral periodontal cyst:
OKC, ameloblastoma, central giant cell lesion,
unilocular or multilocular OKC associated with a tooth
dentigerous cyst, ameloblastoma, odontogenic myxoma, AOT, ameloblastic fibroma
unilocular or multilocular OKC not associated with a tooth:
Central giant cell lesion, traumatic bone cyst, aneurysmal bone cyst
Orthokeratinized odontogenic cyst:
dentigerous cyst, OKC, ameloblastic fibroma, amelobastoma
Granular Odontogenic cyst:
central giant cell lesion, ameloblastoma
Calcifying Odontogenic Cyst (Gorlin’s Cyst), RL:
dentigerous cyst, OKC, Ameloblastoma
Calcifying Odontogenic Cyst (Gorlin’s Cyst), mixed:
AOT, CEOT, Odontoma, `Ameloblastic fibroma
Calcified lymoh nodes:
sialolith, phlebolith
tonsilolith:
sialolith, phlebolith, cetral bone lesion
arterial calcification (atheroma):
Triticeous cartilage more and medial and oval to calcified carotid
Elongation of the styloid process or mineralization of the styloid ligament complex:
none
Phlebolith:
sialolith, calcified lymph nodes
Chondrosarcoma:
chondroblastic osteosarcoma, chondroma, synovial chondromatosis involving the TMJ
Ewing’s sarcoma:
Metastatic neuroblastoma, Burkitt’s lymphoma, Osteosarcoma, Non-Hodgkins lymphoma, Garre’s osteomyelitis
Plasmactyome and MM:
metastatic carcinmoma, Lymphoma, Osteomyelitus, Langerhans cell histiocytosis
Burkitt’s Lymphoma:
Metastatic neuroblastoma, Osteosarcoma, Osteomyelitis, Non-hodgkin’s lymphoma, Ewing’s sarcoma, (NOT LANGERHAN’S)
Exostoses:
Osteoma
Osteoma:
Exostosis, Compex odontoma, focal sclerosing osteomyelitis, osteoid osteoma,osteoblastoma, ossifying fibroma
Solitary multilocular RL, CGCG:
Ameloblastoma, Odontogenic myxoma, odontogenic keratocyst, aneurysmal bone cyst
Solitary unilocular RL, CGCG:
cystic processes of the jaw
CGCG is microscopically identical to:
Bown tumor of primary hyperparathyroidism
Central hemangioma:
Ameloblastic fibroma, aneurysmal bone cyst, odontogenic keratocyst, ameloblastoma, odontogenic myxoma, CGCG
Osteoblasto:
Cementoblastoma, Osteoma, Ossifying fibroma, Fibrous dysplasia
Monostotic Fibrous Dysplasia:
Ossifying fibroma, Chronic Osteomylitis, Paget’s Disease
Ossifying fibroma:
Fibrous dysplasia, osteoblastoma, osteoid osteoma, cementoblastoma, focal sclerosing osteomyelitus
Focal cemento-osseaou dysplasia, non vital, no growth:
okc, ameloblastoma, traumatic bone cyst
Focal cemento-osseaou dysplasia, non vital, w growth:
cystic lesion,
Late state Florid cement-osesous dysplasia:
Paget’s disease (this has expansion, FCOD doesn’t)
One quadrant that looks like Florid cement-osseous dysplasia:
diffuse sclerosing osteomyelitis
Cemento-osseous dysplasia, RL stage:
Periapical granuloma, Periapical cyst, residual cyst, chronic osteomyelitis, ossifying fibroma (early)
Cemento-osseous dysplasia, mixed stage:
Ossifying fibroma, chronic osteomyelitis, odontogenic tumor
Cemento-osseous dysplasia, Ro stage:
complex odontoma, condensing osteitis (focal sclerosing osteomyelitis)
Langerhans Cell Histiocytosis:
juvenille perio, DM, Hypophosphatasia, C=yclic neutropenia, agranulocytosis, osteomyelitis, MM, metastatic lesion, odontogenic tumor, odontogenic cyst
