POSI - LEC Flashcards
useful for evaluating joint space narrowing and showing articular cartilage disease
rosenberg method
RP: patellofemoral joint
hughston method
lateral image of the shoulder and proximal humerus is projected through the thorax
transthoracic method
humerus in exaggerated external rotation
rafert method
directed at a dual angle of 25 degrees anteriorly from the horizontal and 25 degrees medially
west point method
wedge shape compression
hill sachs
AP projection of shoulder places that humerus in true lateral position
external
projects acromioclavicular joint above the acromion
AP axial projection - alexander method
evaluated if the arm is extended upward or placed across the upper chest by grasping the opposite shoulder
body of scapula
patient lean back in a position of extreme lordosis
AP axial projection - lordotic position
The resulting image shows bony abnormalities of the anterior inferior rim of the glenoid and Hill-Sachs defects of the posterolateral humeral head in patients with chronic instability of the shoulder.
west point method
RP of AP shoulder
1 inches inferior to the coracoid process
RP for hand PA projection
3rd MCP
RP for hand lateral projection
2nd MCP
other name for unciform
hamate
carpal bones in lesser multangular
trapezoid
this evaluates early diagnosis of rheumatoid arthritis
bilateral AP oblique