Navicular Series Flashcards
What is the meted name of the navicular view that uses an angle sponge to better demonstrate the navicular?
Stecher Method
What is the degree of the angled sponge used in the stecher method?
20
The term Tangential means?
skimming
What is the meted name used to demonstrate the carpal canal of the wrist?
Gaynor Hart Method
When performing any views of the navicular the wrist should be placed in the ____ position?
Unlar Deviation
When performing the carpal bridge of the wrist, what surface of the wrist will be in contact with the IR
Dorsal
When performing the the navicular series the CR should be directed to the?
Anatomic snuffbox
When performing the carpal bridge view of the wrist, the CR should be angled __ degrees?
45
When performing the Gaynor- Hart Method (alternative) for carpal canal, the projection is?
superoinferior
What should you do if you are performing a specific navicular view and there is no spangle available?
CR may be directed 20 towards the elbow directed the scaphoid
List the WH routine for navicular
Stecher Method or Stecher Variation , PA projection w/ ulnar deviation, PA projection w/ ulnar deviation and slight elevation of navicular, PA projection w/ ulnar deviation and slight depression of the navicular
Name the carpal bones that have processes
hamate, scaphoid, trapezium
When performing the Gaynor Hart Method ( preferred) of the wrist the CR should be directed?
25-30
When performing the Gaynor Hart Method (preferred) of the wrist the CR should be directed 25-30 degrees towards the ?
Long Axis of the hand
Proper respirations for any abdomen view should be?
Suspend on expiration
List the distal row of carpals beginning with the medial surface
Hamate/ Unciform, Capitate/ OS Magnum, Lesser Multangular/ Trapezoid, Greater Multangular/ Trapezium
Why should you instruct the patient to wrap their shoulders around the bucky and or roll shoulders forward
to move scapula out of the lung field
How do you center for a kidney shot?
Bisect T10 (xyphoid) and L4 (umbilicous)
What posting of the wrist will be best demonstrate the carpal interspaces?
AP
Describe the procedure for the ulnar variance study of the wrist
routine wrist but with arm abdubted and flexed 90 degress
what pathology is being demonstrated when the ulnar variance is performed?
slopes of the distal radius and post trauma alterations of the radius and ulna
Why do you have a 20 degree angle for navicular?
so it is projected without superimposition
Proximal Row of the Carpals from Lateral- Medial
Navicular/ Scaphoid, Lunate/Semilunar, Triangular/Triquetral, Pisiform/ OS pisiform
Distal Row if the Carpals from Lateral- Medial
Greater Multangular/ Trapezium, Lesser Multangular/ Trapezoid, Capitate/ OS Magnum, Hamate/ Unciform
