Term
| Long wide zone of transition |
|
Definition
|
|
Term
| Sharp narrow zone of transition |
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
| Solid parallel periosteal new bone formation occurs from these 5 things |
|
Definition
trauma
infection
congenital syphilis
Caffey's disease
Hypertrophic OA |
|
|
Term
| Amorphous/shapeless periosteal new bone formation occurs in 4 things |
|
Definition
acquired syphillis
hypertrophic OA
fibrosarcoma
osteomyeloma |
|
|
Term
| Laminated/onion skin appearance occurs in what 3 diseases |
|
Definition
Fast Growing:
Ewings
Osteosarcoma
osteomyelitis |
|
|
Term
| Spiculated/sunburst/radiating new bone formation is seen in |
|
Definition
|
|
Term
| Codman's triangle is seen in __ neoplasms |
|
Definition
|
|
Term
| Most common benign growth of the skeleton with a projection of bone with a cartilaginous cap |
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Definition
|
|
Term
| osteochondroma is most commonly seen at the |
|
Definition
|
|
Term
| Primary bone sarcomas and secondary metastasis |
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
| laminated onion skin is seen with |
|
Definition
| ewings, osteosarcoma, osteomyelitis |
|
|
Term
| sunburst/spiculated/radiating |
|
Definition
|
|
Term
| amorphous/shapeless in appearance |
|
Definition
| acquired syphillis, hypertrophic OA, fibrosarcoma, osteomyeloma |
|
|
Term
| Solid/parallel appearance |
|
Definition
| trauma, infection, congenital syphillis, caffey's disease, hypertrophic OA. growing response |
|
|
Term
| Cuff off of periosteal new bone response at the margin |
|
Definition
| Malignant Codman's triangle |
|
|
Term
| stipplied, calcified contents are |
|
Definition
|
|
Term
|
Definition
|
|
Term
| ground glass appearance or hazy |
|
Definition
|
|
Term
|
Definition
|
|
Term
| well defined sclerotic lesion, slow growing |
|
Definition
|
|
Term
| no margin, or ill defined, aggressive |
|
Definition
|
|
Term
|
Definition
|
|
Term
| greater than 6 cm often greater than 9 |
|
Definition
|
|
Term
| longer than wide and orientated along the bone axis |
|
Definition
|
|
Term
|
Definition
|
|
Term
| benign osseous lesion projection with a cartilagenous cap |
|
Definition
|
|
Term
| m/c site of osteochondroma |
|
Definition
|
|
Term
| long narrow base with cartilaginous cap, points away from the joint, cortex and trabeculae are continuous with host bone |
|
Definition
| pedunculated osteochondroma |
|
|
Term
| broad based projection from metaphysics cortex continuous with host bone |
|
Definition
|
|
Term
| dense amorphous, localized area of spotty calcification, usually found in flat bones (scapula/pelvis) |
|
Definition
|
|
Term
| more than one osteochondroma is known as |
|
Definition
| HME (hereditary multiple exostosis) |
|
|
Term
| HME will have bilateral __ femoral necks |
|
Definition
|
|
Term
| rare benign osseous lesion commonly seen on the vertebral arch of the spine or tubular bones |
|
Definition
|
|
Term
| Osteoblastomas are seen as |
|
Definition
| radioopaque or radiolucent |
|
|
Term
| Quasimalignant seen in ages 20-40 with a dull intermittent ache, localized tenderness, with possible palpable mass |
|
Definition
|
|
Term
| GCT can go from benign to malignant especially at the |
|
Definition
|
|
Term
|
Definition
| distal femur, proximal tibia, distal radius, proximal humerus |
|
|
Term
| GCT is moderately expansile and extends to |
|
Definition
|
|
Term
| GCT with primary malignancy will be associated with |
|
Definition
|
|
Term
|
Definition
| no associated soft tissue mass |
|
|
Term
| Benign GCT ___ cross joint space |
|
Definition
|
|
Term
| Malignant GCT __ cross joint space |
|
Definition
|
|
Term
| Benign osseous lesion seen in the frontal sinus, inner and outer table of the skull, and mandible |
|
Definition
|
|
Term
|
Definition
|
|
Term
| Benign osseous lesion of the femur, tibia with pain that is worse at night relieved by aspirin |
|
Definition
|
|
Term
| Ostoid ostoma will have a |
|
Definition
| sclerotic appearance with radiolucency around it |
|
|
Term
| Radiolucency of a tumor is called a |
|
Definition
|
|
Term
| soap bubble appearance seen in ostoid ostoma |
|
Definition
| lobulated or trabeculated |
|
|
Term
| Fluid filled cyst with a fibrous lining seen in males ages 3-14 |
|
Definition
|
|
Term
|
Definition
| humerus or proximal femur |
|
|
Term
|
Definition
expansile
geographic
pseudolobulated
fallen fragment sign/hinged fragment sign |
|
|
Term
| UBC will start/end in the |
|
Definition
| metaphysis and end in diaphysis; it will not cross the growth plate |
|
|
Term
| cystic cavity filled with blood |
|
Definition
|
|
Term
| Clinically seen in female patients 5-20 years of age with an acute onset of pain with rapid increased severity |
|
Definition
|
|
Term
| Expansile geographic lesion, soap bubble appearance, no periosteal reaction, short zone of transition |
|
Definition
|
|
Term
| if the patient has pain then it will be ___ (ABC/UBC) |
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
| Most common benign tumor of the hands |
|
Definition
|
|
Term
| Male age 10-30 with painless tumor in long tubular bones, sudden onset of pain without trauma. Commonly seen in hands |
|
Definition
|
|
Term
| geographic area of radiolucency, cortex remains intact, central in metaphysis, host bone is destroyed , stippled punctate calcification |
|
Definition
|
|
Term
| Enchondroma in multiple sites seen in the hands |
|
Definition
| Olliers disease, multiple enchondromatosis |
|
|
Term
| Pain is rare, age (1-4), deformity and loss of limb function may occur, occurs in small bones of hands and feet, femur, tibia |
|
Definition
|
|
Term
| muliple round or ovoid radiolucencies, calcific stippling in matrix, centrally or eccentrically located, bubble like protrusion of the hand, m/c located in hands and feet |
|
Definition
|
|
Term
| enchondromatosis with multiple soft tissue cavernous hemangiomas |
|
Definition
|
|
Term
| Fibrous xanthoma that is more common in children 4-8 |
|
Definition
|
|
Term
| Firbrous xanthoma that is more common in males 8-20 |
|
Definition
|
|
Term
| eccentric metaphyseal location, radiolucent matrix, geographic lesions may have soap bubble appearance, sclerotic margin, may heal spontaneously within 2-5 years, no periosteal reaction |
|
Definition
|
|
Term
| When the lesion of a fibrous xanthoma becomes elongated think ___ |
|
Definition
|
|
Term
| Fibrous xanthoma with scalloped margins |
|
Definition
|
|
Term
| Most common Primary benign neoplasm of the spine that is a slowly growing bone lesion composed of newly formed vascular tissue |
|
Definition
|
|
Term
| Clinically age >40 years, clinically silent, if expansile there is spinal stenosis, most common sites are spine and skull |
|
Definition
|
|
Term
| Hemangioma radiological features are present in the vertebral body and present as |
|
Definition
| coarse vertical striation, paravertebral swelling |
|
|
Term
| benign bone tumor of one vertebral body with corduroy cloth appearance |
|
Definition
|
|
