Oral Pathology Histo

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Back 1

Chronic Apical Periodontitis

Look for fibroblasts, lymphocytes, and plasma cells.

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Back 2

Radicular Cyst

Lined by stratified squamous epithelium. May have cholesterin clefts.

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Back 3

Dentigerous Cyst

Non-keratinized epithelium

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Back 4

Eruption Cyst

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Back 5

Odontogenic Keratocyst

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Back 6

Odontogenic Keratocyst

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Back 7

Odontogenic Keratocyst

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Back 8

Aneurysmal bone cyst

Scattered multinucleated giant cells

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Back 9

Aneurysmal bone cyst

Scattered multinucleated giant cells

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Back 10

Calcifying odontogenic cyst

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Calcifying odontogenic cyst

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Back 12

Carcinoma arising in a cyst

Islands of invasive epithelial cells with epithelial dysplasia

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Carcinoma arising in a cyst

Islands of invasive epithelial cells with epithelial dysplasia

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Back 14

Gingival cyst of the adult

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Back 15

Lateral Periodontal Cyst

Focal nodular thickenings with swirling cells

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Lateral Periodontal Cyst

Focal nodular thickenings with swirling cells

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Lateral Periodontal Cyst

Focal nodular thickenings with swirling cells

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Nevoid Basal Cell Carcinoma Syndrome

Odontogenic epithelial rests in cyst wall

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Infiltrating Ameloblastoma

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Infiltrating Ameloblastoma

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Infiltrating Ameloblastoma

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Back 22

Unicystic Ameloblastoma

Palisading of basal cell layer with reverse polarization

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Back 23

Adenomatoid Odontogenic Tumor

Pseudoducts and rosettes, calcified materials

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Adenomatoid Odontogenic Tumor

Pseudoducts and rosettes, calcified materials

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Adenomatoid Odontogenic Tumor

Pseudoducts and rosettes, calcified materials

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Back 26

Ameloblastic fibroma

scattered epithelium in stroma

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Back 27

Ameloblastic fibroma

scattered epithelium in stroma

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Back 28

Ameloblastic Fibro-odontoma

Can be mixed with odontoma

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Back 29

Ameloblastic fibrosarcoma

numerous mitotic figures

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Back 30

Calcifying epithelial odontogenic tumor

amyloid deposits

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Calcifying epithelial odontogenic tumor

amyloid deposits

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Back 32

Cementoblastoma

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Cementoblastoma

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Cementoblastoma

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Back 35

Central Odontogenic Fibroma

WHO: Has odontogenic epithelial rests

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Central Odontogenic Fibroma

Simple: No odontogenic epithelial rests

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Back 37

Clear cell odontogenic carcinoma

glycogen rich, palisading

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Back 38

Clear cell odontogenic carcinoma

glycogen rich, palisading

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Back 39

Clear cell odontogenic carcinoma

glycogen rich, palisading

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Back 40

Complex Odontoma

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Complex Odontoma

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Back 42

Compound Odontoma

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Odontogenic myxoma

myxoid appearance

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Back 44

Peripheral Ameloblastoma

Interconnecting cords of epithelium

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Back 45

Unicystic ameloblastoma

Palisading of basal cell layer and reverse polarization

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Unicystic ameloblastoma

Palisading of basal cell layer and reverse polarization