ANATOMY
Oral Cavity
Teeth
Dental Restorations
Maxilla
Mandible
Tongue
Retromolar Trigone
Sublingual Space
Submandibular Space
Oral Mucosal Space/Surface
Nose and Sinuses
Sinonasal Overview
Ostiomeatal Complex
Pterygopalatine Fossa
Temporal Bone
Temporomandibular Joint
"External, Middle, and Inner Ear"
Base of Skull
Anterior Skull Base
Central Skull Base
Styloid Process and Stylohyoid Ligament
Cranial Nerves
Cranial Nerve V
Cranial Nerve VII
Cervical Spine
Craniocervical Junction
C2-C3 Fusion
C1 Assimilation
Ponticulus Posticus
Ossiculum Terminale
Split Atlas
Os Odontoideum
Os Avis (Fused to Clivus)
Odontoid Hypoplasia/Aplasia
Failure of Formation
Failure of Segmentation
Degenerative Joint Disease of Craniovertebral Junction
Ossification of Posterior Longitudinal Ligament
Diffuse Idiopathic Skeletal Hyperostosis
Lytic and Blastic Metastases
Hemangioma, Cervical Spine
Tumoral Calcinosis
Fibrous Dysplasia, Cervical Spine
Cervical Facet Arthropathy
Suprahyoid Neck
Suprahyoid Neck Overview
Parapharyngeal Space
Nasopharynx and Oropharynx
Masticator Space
Parotid Space
Carotid Space
Retropharyngeal Space
Perivertebral Space
Lymph Nodes
External and Internal Carotid Arteries
DIAGNOSES
Teeth
Developmental Alterations in Size and Shape of Teeth
Hypodontia
Hyperdontia
"Macrodontia, Gemination, and Fusion"
Microdontia
Concrescence
Talon Cusp
Dens Invaginatus
Enamel Pearls
Taurodontism
Dilaceration
Supernumerary Roots
Developmental Alterations in Structure of Teeth
Amelogenesis Imperfecta
Dentinogenesis Imperfecta
Dentin Dysplasia
Regional Odontodysplasia
Acquired Alterations of Teeth and Supporting Structures
Attrition
Abrasion
Erosion
Abfraction
Turner Dysplasia
Internal and External Resorption
Hypercementosis
Trauma
Concussion
Luxation
Dentoalveolar Fractures
Infection/Inflammation
Dental Caries
Periapical Rarefying Osteitis
Periapical Sclerosing Osteitis
Periodontal Disease
Miscellaneous
Gubernaculum Dentis
Oral Cavity
Congenital/Genetic
Submandibular Space Accessory Salivary Tissue
Lingual Thyroid
Dermoid and Epidermoid Cysts
Lymphatic Malformation
Submandibular Gland Aplasia-Hypoplasia
Foregut Duplication Cyst in Tongue
Infection
Radiographic Evaluation of Dental Infection and Its Effect on Bone
Oral Cavity Soft Tissue Infections
Inflammation
Ranula
Submandibular Gland Sialadenitis
Oral Cavity Sialocele
Submandibular Gland Mucocele
"Neoplasm, Benign"
Sublingual Gland Benign Mixed Tumor
Submandibular Gland Benign Mixed Tumor
Palate Benign Mixed Tumor
"Neoplasm, Malignant"
Oral Cavity Minor Salivary Gland Malignancy
Sublingual Gland Carcinoma
Submandibular Gland Carcinoma
Submandibular Space Nodal Non-Hodgkin Lymphoma
Oral Tongue Squamous Cell Carcinoma
Floor of Mouth Squamous Cell Carcinoma
Gingival Squamous Cell Carcinoma
Retromolar Trigone Squamous Cell Carcinoma
Submandibular Space Nodal Squamous Cell Carcinoma
Buccal Mucosa Squamous Cell Carcinoma
Hard Palate Squamous Cell Carcinoma
Miscellaneous/Idiopathic
Motor Denervation CN12
Submandibular Sialoliths
Mandible and Maxilla
Normal Variants
Buccal and Palatal Exostoses
Torus Mandibularis
Torus Palatinus
Accessory Mandibular Canal
Mandibular Salivary Gland Defect (Stafne)
Mandible-Maxilla Idiopathic Osteosclerosis
Congenital/Genetic
Clefts
Cleidocranial Dysplasia
Pierre Robin Sequence
Treacher Collins Syndrome
Trauma
Mandible Fracture
Nasoethmoid Complex Fracture
Complex Midfacial Fracture
Zygomaticomaxillary Complex Fracture
Transfacial Fracture (Le Fort)
Infection/Inflammation
Mandible-Maxilla Osteomyelitis
Mandible-Maxilla Osteoradionecrosis
Mandible-Maxilla Osteonecrosis
"Cysts, Odontogenic"
Dentigerous Cyst
Lateral Periodontal Cyst
Residual Cyst
Buccal Bifurcation Cyst
"Cysts, Nonodontogenic"
Mandible-Maxilla Aneurysmal Bone Cyst
Nasopalatine Duct Cyst
Nasolabial Cyst
Mandible-Maxilla Simple (Traumatic) Bone Cyst
Fibro-Osseous Lesions
Periapical Cemental Dysplasia
Florid Cemento-Osseous Dysplasia
Cementoossifying Fibroma
Mandible-Maxilla Fibrous Dysplasia
Paget Disease
Cherubism
Segmental Odontomaxillary Dysplasia
Osteoporosis
Hyperparathyroidism
"Neoplasm, Benign, Odontogenic"
Odontoma
Adenomatoid Odontogenic Tumor
Ameloblastoma
Ameloblastic Fibroma
Ameloblastic Fibroodontoma
Calcifying Epithelial Odontogenic Tumor
Calcifying Cystic Odontogenic Tumor
Cementoblastoma
Odontogenic Myxoma
Central Odontogenic Fibroma
Keratocystic Odontogenic Tumor
Basal Cell Nevus Syndrome
"Neoplasm, Benign, Nonodontogenic"
Central Hemangioma
Osteoid Osteoma
Osteoblastoma
Mandible-Maxilla Osteoma
Nerve Sheath Tumor
Neurofibromatosis Type 1
Desmoplastic Fibroma
"Neoplasm, Malignant, Odontogenic"
Malignant Ameloblastoma and Ameloblastic Carcinoma
"Neoplasm, Malignant, Nonodontogenic"
Mandible-Maxilla Metastasis
Mandible-Maxilla Osteosarcoma
Mandible-Maxilla Chondrosarcoma
Primary Intraosseous Carcinoma
Central Mucoepidermoid Carcinoma
Burkitt Lymphoma
Non-Hodgkin Lymphoma of Pharyngeal Mucosal Space
Multiple Myeloma
Ewing Sarcoma
Leukemia
Tumor-Like Lesions
Mandible-Maxilla Central Giant Cell Granuloma
Langerhans Histiocytosis
Temporomandibular Joint
Congenital Disorders
Condylar Aplasia
Hemifacial Microsomia
Developmental Acquired Disorders
Condylar Hyperplasia
Coronoid Hyperplasia
Condylar Hypoplasia
Fibrous Ankylosis
Bony Ankylosis
Trauma
"TMJ Fracture, Adult and Neonatal"
TMJ Dislocation
Bifid Condyle
TMJ Osteochondritis Dissecans
Inflammatory Disorders
TMJ Rheumatoid Arthritis
TMJ Juvenile Idiopathic Arthritis
TMJ Pigmented Villonodular Synovitis
Degenerative Disorders
Degenerative Joint Disease
TMJ Synovial Cyst
Progressive Condylar Resorption
Disc Derangement Disorders
Disc Displacement With Reduction
Disc Displacement Without Reduction
Adhesions
"Neoplasm, Benign"
TMJ Osteoma
TMJ Osteochondroma
Tumor-Like Lesions
TMJ Calcium Pyrophosphate Dihydrate Deposition Disease
TMJ Primary Synovial Chondromatosis
"Neoplasm, Malignant"
TMJ Osteosarcoma
TMJ Chondrosarcoma
TMJ Metastasis
Miscellaneous
TMJ Simple (Traumatic) Bone Cyst
Aneurysmal Bone Cyst
Maxillary Sinus and Nasal Cavity
Normal Variants
Deviated Nasal Septum
Concha Bullosa
Accessory Ostia
Developmental
Hypoplasia/Aplasia
Inflammation
Mucus Retention Pseudocyst
Sinonasal Mucocele
Sinonasal Granulomatosis With Polyangiitis (Wegener Granulomatosis)
Sinonasal Polyposis
Acute Rhinosinusitis
Chronic Rhinosinusitis
Odontogenic Sinusitis
Allergic Fungal Sinusitis
Invasive Fungal Sinusitis
Mycetoma
Invasive Pseudotumor
"Neoplasm, Benign"
Sinonasal Inverted Papilloma
Sinonasal Ossifying Fibroma
Sinonasal Osteoma
"Neoplasm, Malignant"
Sinonasal Squamous Cell Carcinoma
Sinonasal Adenoid Cystic Carcinoma
Nasopharyngeal Carcinoma
Sinonasal Malignant Melanoma
Tumor-Like Lesions
Sinonasal Fibrous Dysplasia
Masticator Space
Normal Variants
Pterygoid Venous Plexus Asymmetry
Infection
Masticator Space Abscess
Degenerative
Masticator Muscle Atrophy
"Neoplasm, Benign"
Masticator Space CNV3 Schwannoma
Fibromatosis of Head and Neck
"Neoplasm, Malignant"
Masticator Space Chondrosarcoma
Masticator Space Sarcoma
Masticator Space CNV3 Perineural Tumor
Miscellaneous/Idiopathic
Benign Masticator Muscle Hypertrophy
Parotid Space
Inflammatory
Parotid Sialadenitis
Parotid Sialoliths
Benign Lymphoepithelial Lesions-HIV
"Neoplasm, Benign"
Parotid Benign Mixed Tumor
Warthin Tumor
Parotid Schwannoma
"Neoplasm, Malignant"
Parotid Malignant Mixed Tumor
Parotid Mucoepidermoid Carcinoma
Parotid Adenoid Cystic Carcinoma
Parotid Non-Hodgkin Lymphoma
Metastatic Disease of Parotid Nodes
Autoimmune
Sjögren Syndrome
DIFFERENTIAL DIAGNOSES
Teeth
Alterations in Tooth Number
Extra Teeth
Missing Teeth
Alterations in Tooth Morphology/Shape
Crown Changes
Root Changes
Mandible and Maxilla
Alterations in Supporting Structures of Teeth
Periapical Radiolucencies
Periapical Radiopacities and Mixed Lesions
Floating Teeth
Widened Periodontal Ligament Space
Lamina Dura Changes
Radiolucencies
Well-Defined Unilocular Radiolucencies
Pericoronal Radiolucencies Without Radiopacities
Pericoronal Radiolucencies With Radiopacities
Multilocular Radiolucencies
Ill-Defined Radiolucencies
Generalized Rarefaction
Radiopacities
Well-Defined Radiopacities
Ground-Glass and Granular Radiopacities
Generalized Radiopacities
Periosteal Reactions
Periosteal Reactions
Oral Cavity
Anatomically Based Lesions
Submandibular Space Lesions
Parotid Space Lesions
Sublingual Space Lesions
Oral Mucosal Space/Surface Lesions
Root of Tongue Lesions
Miscellaneous
Soft Tissue Calcifications
Temporomandibular Joint
Changes in Condylar Size and Function
Small Condyle
Large Condyle
Limited Condylar Translation
Mass Lesions
TMJ Radiolucencies
TMJ Radiopacities
Miscellaneous
TMJ Articular Loose Bodies
Maxillary Sinus and Nasal Cavity
Nasal Lesions
Perforated Nasal Septum
Nasal Lesion Without Bony Destruction
Nasal Lesion With Bony Destruction
Sinonasal Fibro-Osseous and Cartilaginous Lesions
Sinus Lesions
Paranasal Sinus Lesions Without Bony Destruction
Paranasal Sinus Lesions With Bony Destruction
Miscellaneous
Displaced Dental Structures into Antrum