skeletal Flashcards
Which primary bone tumor should be investigated with the utilization of CT? A. osteosarcoma B. osteoid osteoma C. chondrosarcoma D. Ewing Sarcoma
Osteoid osteoma
Pt presents with:
anterior shoulder pain for several months
no recent injury,
no relief with NSAIDS, ice/heat, & gentle range of motion exercises.
Radiographs of shoulder demonstrait:
sm microcalcifications of subacromial space
what is differential diagnosis ?
Calcific tendinitis
Which of the following characteristics does NOT assist in the differentiation between a primary and metastatic bone lesion? . soft tissue mass . periosteal reaction . length of the lesion . calcification of blood vessles
Calcification of blood vessels
What skeletal pathology radiographically with “bubblesoap” appearance?
Giant Cell tumor
Osteopetrosis requires what type of technical factor change>
Increase
Tenosynovitis requires what type of technical factor change ?
no change
Which neoplasm involves a nidus ?
osteoid osteoma
which disease is congenital ? . Pott disease . osteoporosis . padget disease . osteogenesis imperfecta
osteogenesis imperfecta (OI)
Spondylolysis is a result of a cleft of defict in the vertebral :
pars interarticularis
Dipole is specific to cancellous bone located in what anatomic structure ?
skull
15-yr old Pt presents for a right knee series after sustaining a varus injury while playing football. AP, lateral, and both oblique radiographs of the knee demonstrate an avulsion fracture of the lateral tibial plateau (second fracture).
What additional imaging modality would be best utilized in the diagnosis for this Pt ?
MRI
Heberden nodes and Bouchard nodes are associated with what skeletal pathology ?
Osteoarthritis
What skeletal pathology could be a contributing factor for a cervical rib ?
transitional vertebrae
What anatomic structure is NOT a common area for metastasis ?
carpals
” brittle bone “ disease is also know as :
osteogenesis imperfecta
congenital clubfoot is also known as :
talipes
The most common form of arthritis is:
osteoarthritis
Marie-Strumpell disease or “ bamboo spine “ is a symptom of the pathology known as :
ankylosing spondylitis
the forward slippage of one vertebra on another describes the pathology :
spondylolisthesis
what type of arthritis has tophi associated with it ?
Gouty arthritis
What imaging modality demonstrates both simultaneous eval of bone and soft tissues with quantitative metabolic data of osteosarcomas ?
PET scan
Tuberculosis of the spine is commonly referred to as:
Pott disease
The imaging modality that would best demonstrate osteomyelitis is :
nuclear medicine
one of the most common areas for metastasis for osteosarcomas is to the :
lung
30 yr-old male presents with swelling and redness on his left knee. He states that he lays carpet and rarely wears knee pads. The orthopedic surgeon decides to aspirate the swollen area and inject it with a corticosteroid. What would be the differential diagnosis ?
prepatellar bursitis
A malignant tumor composed of atypical cartilage is know as :
chondrosarcoma
What skeletal pathology involves cysts in the metaphysis of long bones in individuals younger than 20 yrs and consists of numerous blood-filled arteriovenous communications ?
aneurysmal bone cyst
What type of aggressive bone-forming neoplasm that is most often located in the bone marrow gives the radiographic apperance of a sunray or sunburst ?
osteosarcoma
Which syndrome may involve craniosynostosis and syndactyly ?
apert syndrome
Which of the following congenital skeletal pathologies involves failure of formation of the cranial vault and is not conducive for life?
anencephaly
a-n-e-n-c-e-p-h-a-l-y
A nuclear medicine bone scan is preformed for a diagnosis of osteomyelitis of the right foot. if this procedure is positive, what would the images demonstrate ?
decreased uptake on the right foot (cold spot)
The most commonly inherited disorder affecting the skeletal system is :
achondroplasis
65 yr-old female presents with bilateral knee pain and no history of injury. What radiographic procedure should be obtained initially ?
Bilateral weight-bearing knee radiographs
75 yr-old Pt with weight-bearing AP and lateral knee radiographs of the left knee demonstrates a decreased medial joint compartment and osteophyte formation on the medial femoral condyle. What would be the initial diagnosis ?
osteoarthritis
The primary site of ossification is the :
diaphysis
