This preview shows page 1. Sign up to view the full content.
Unformatted text preview: emangiomas).
Eosinophilic granuloma features?
Any lesion in patient under 30 years. May be polyostotic. May have soft-tissue mass. May have bony sequestrum.
Nonossifying fibroma features? (if less than 2cm). Asymptomatic (no periostitis). Metaphyseal. Emanate from cortex. 75% have thin sclerotic border that is scalloped and slightly expansile. Less than 30 years of age. Heal with sclerosis.
Fibrous cortical defect
Osteoblastoma features? ABCs. Expansile, soup-bubbly. Commonly occur in posterior elements of spine.
Differential Osteoblastoma. ABC. TB.elements of spine?
of lytic lesion of posterior Metastasis.
Normal shoulder, humeral head slightly overlaps glenoid. Absence of crescent sign is often seen with posterior shoulder dislocation.
Traumatic hemarthrosis displaces the humeral head ____________ on the AP film.
What lines Arcuatebe inspected for a suspected sacral fracture on a plain film?
Rectus femoris avulsion occurs spine. bony landmark?
Anterior inferior iliac at what
Erosions areymphysis pubis. Sacroiliac. Temporomandibular joint. Acromioclavicular joint.
S ordinarily not seen in DJD, except in certain joints such as?
Hallmarks of DJD are?
Sclerosis. Joint space narrowing. Osteophytosis.
Sclerosis inStress fracture until proved otherwise.
a weight-bearing bone that has a horizontal or oblique linear pattern?
Cross-table lateral plain fracture with bone marrow within joint.layer, indicates?
Intraarticular film of the knee that shows a fat-fluid
In ruling out Lisfranc fracture, medial border of second metatarsal should line up with?
Medial border of second cuneiform.
When the Bohler angle becomes lessbe considered.
Calcaneal fracture should than 20 degrees?
Only disorder that will cause osteophytes without sclerosis or joint space narrowing
Diffuse idiopathic skeletal hyperostosis, DISH.
Primary osteoarthritis features? in women. Symmetric and bilateral: DIP and PIP joints, base of thumb involement.
Familial. More common
Condition with severe osteoporosis ofKellgren arthritis. as erosions.
Erosive osteoarthrits, aka the hands, as well
Diseases in Which Geodes Are Found Rheumatoid arthritis. Calcium pyrophosphate dihydrate deposition disease (CPPD). Avascular necrosis.
Degenerative joint disease.
Radiographic hallmarks of Rheumatoid arthritis?
Soft tissue swelling. Osteoporosis. Joint space narrowing. Marginal erosions. Affects proximal hands symmetrically.
With rheumatoid arthritisSuperolaterally (OA).
Axially (RA). the femoral head tends to migrate _________, whereas in osteoarthritis, it tends to migrate ________.
Seronegative, HLA-B27-positive spondyloarthropathies?
Ankylosing spondylitis. Inflammatory bo...
View Full Document
- Winter '14