3a. Elbow Flashcards
what fossas contains the anterior fat pad
coronoid and radial
what fossa contains the posterior fat pad
olecranon
what are the 3 fat pads around the elbow
ant/posterior
supinator
what does the sailboat sign indicate
anterior fat pad pushed away from bone and there is intra-articular effusion
radial head # may be present
what injury is the supinator fat pad associated with
radial head injury
what is the anterior humeral line
line drawn along ant margin of humerus which bisects the capitellum
what does an abnormal anterior humeral line indicate
supracondylar fracture
what view is the anterior humeral line used in
lateral view only
where is the normal anterior humeral line location
mid capitulum to anterior 1/3
what is the radio-capitellar line
line drawn along neck of radius
what does a radio-capitellar line abnormality indicate
radial head dislocation
what views does the radio-capitellar line apply to
should bisect capitulum in every view
what is the most common site of elbow # in adults
proximal radius
what is a supracondylar # caused by
hyperextension
what are the 4 types of elbow # and dislocations
radial head
olecranon
supracondylar - paeds
dislocations
