bones for exam 1 oral path

Radiolucent around infected for inflamed teeth, made of granulation tissue

Periapical cyst/granuloma

Radiolucent, surrounded by coronal aspect of impacted tooth attaches at CEJ

Dentigerous cyst

Radiolucent, located next to root, not associated with infection or inflammation

Lateral periodontal cyst

Radiolucent, can be unilocular or multilocular, likely to reoccur due to stellate cysts in lining, associated with Gorlin syndrome

Odontogenic keratocyst

Multiple OKC, palm/plantar pitting, bifid ribs, and dense flax cerebri

Gorlin syndrome

Radiolucent, benign, aggressive, honeycomb/soapbubble appearance or unicystic. Margins larger than what is seen radiographically

Ameloblastoma

Radiolucent benign, has giant Multinucleated cells, RBC, hemosiderin (brown). If multiple might be brown tumor caused by hyperparathyroidism

Central giant cell granuloma

Radiolucency Within incisive canal between 8 and 9

Nasopalatine cyst

Radiolucency Development pseudocyst that scallops between roots

Simple bone cyst

Radiolucency due to expansion of submandibular or sub lingual glands

Stafne defect

Radiolucency located within mandibular canal

Schwannoma

Radiolucent, Connection of arteriole and venule outside of capillaries, warm, bruit sound, pulsation, bright red aspiration

Bony vascular malformation

Radiolucent, Fatty hematopoietic marrow at old extraction site

Focal osteoporotic marrow defect

In children

Rhabdomyosarcoma and Ewing sarcoma

Radiolucent, malignancy, pain, numb chin, swelling, red/purple, boggy

Nonhodgkin lymphoma

Radiolucencies punched out throughout the skeleton, associated with plasma cell, bench jones protein in urine, hypercalcemia, renal insufficiency

Multiple myeloma

Radiolucent, Other benign odontogenic tumors

Ameloblastic fibroma and odontogenic fibroma

Radiopacity not due to infection or inflammation

Idiopathic osteitis

Radiopacity surrounding roots due to infection or inflammation of tooth, can result in residual condensing osteitis

Condensing osteitis

Radiopacity located along ramus, due to bacteria calcifying in creases of the tonsils leading to halitosis

Tonsilar concretions

Radiopacity located on palate, and buccal or lingual/palatal jaws

Torus/exostosis

Radiopacity resembling a root tip with surrounding PDL and central pulp canal

Residual root tip

Radiopacity side to build of serous fluid on the maxillary sinus mucosa

Antral pseudocyst

Mixed, benign, fused to roots, radiolucent rim and opaque center, pain

Cementoblastoma

Mixed, benign, looks like multiple teeth in a sac

Compound odontoma

Mixed, benign, large opacity with radiolucent rim, associated with impacted teeth

Complex odontoma

Mixed, benign, looks like osteoblastoma, does NOT fuse to roots, dull pain

Osteoblastoma

Mixed, benign, identical to complex odontoma

Ameloblastic fibroma odontoma

Mixed, benign odontogenic cyst or tumor with calcification

Calcifying epithelia odontogenic tumor and adenomatous odontogenic tumor

Varying radiolucency or mixed

Calcifying odontogenic cyst

Varying radiolucent and mixed, cotton wool, hypercementosis, polyostotic, larg skull, denture don’t fit, space between teeth, high alkaline phosphate

Pagets disease

Varying radiolucent and mixed, benign, mutation of G protein, facial deformity, ground glass radiopacities

Fibrous dysplasia

Varying radiolucent and mixed, gritty red/brown tissue, focal, periapical, or florid

Cemento-osseous dysplasia

Varying radiolucent and mixed, benign, potato like lesion

Central ossifying fibroma

Varying radiolucency and mixed, malignant, most common primary bone cancer, growth above alveolar crest, sun burst appearance (rare)

Osteosarcoma

Varying radiolucent or mixed, due to cancers traveling via the bastion paravertebreal plexus, from breast, prostate, thyroid, colon, kidney

Metastic tumor

Varying radiolucent or mixed, infection of the jaw with sequestra

Osteomyelitis

Varying radiolucent and mixed, casued by anti resorptive (bisphosphonates and Denosumab) or antiangiogenic agents (tyrosine kinase inhibitors and VEGF inhibitors)

MRONJ