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T spine
radiographic positioning for the T spine
Question | Answer |
---|---|
What is the SID for an AP of the T spine? | 40 inches |
What is the SID for a Lateral of the T spine? | 40 inches |
What is the SID for the Swimmers of the T spine? | 40 inches |
What is the Centering point for the AP or Lateral Tspine? | T7 (midway between the jugular notch and the zyphoid process.) |
If you want to visualize the Intervertebral Formina of the T spine, what degree of rotation is needed? | Lateral projection. 90 degrees. |
If you want to visualize the Zygapophyseal joints of the T spine, what degree of rotation is needed? | 70 degree oblique. |
What is another name for the Sternal angle? | Angle of Ludwig or Angle of Lewis |
What is the Sternal angle? | where the Manubrium and the Sternal body meet. |
What don’t you know? | Nothing |
the demifacets and full facets accept what part of the body and make up what joint for the T-spine | head of a rib to form the costovertebral joint |
what is the kV for a T-spine exam | 80-90kV |
what T vertebrae do not have transverse joints | T11 and T12, they only articulate at the costovertebral joint |
what is the xiphoid tip a lankmark for? | T10 |
what are the three parts of the sternum | manbrium, body, xyphoid process |
Is the lateral thoracic projection taken on breathing tech | most often |
how long is a breathing tech exposure for the t-spine | 3-4sec. low mA |
T-spines are taken in a recumbrent position unless | scoliosis PT |
what is the centering point for the swimmers projection | T1 |
The Costotransverse joints of the T spine is where the ________ articulate with the _________. | ANGLE OF THE RIBS articulate with the VERTEBRAE |
What vertebrae are considered typical Tspine vertebrae? | T3-T9 (powerpoint) T5-T8 (text) |
What is type of joint is the Apophyseal Joints? | Plane/Gliding |
What is type of joint is the Costovertebral Joints? | Plane/Gliding |
What is type of joint is the Costotransverse Joints? | Plane/Gliding |
Name 3 technical factors that will improve your Tspine image. | Anode Heel effect, breathing technique for lateral, and lead sheilding behind the patient on lateral to catch scatter. |
What is the IR size for the Swimmer proj? | 10x12LW |
What is another name for the Swimmer's proj? | Cervicothoracic Lateral |
How to you center for a Swimmer's proj? | Visualize your CR thru the shoulder to T1 approx 1 inch above the Jugular notch |
What topographical landmark would be used to find t2-t3? | Jugular Notch |
How many thoracic vertebra are there in a normal thoracic spine? | 12 |
What is the centering point for the AP thoracic spine? | T7 |
What is the SID for the lateral thoracic spine? | 40 inches |
What projection would demonstrate the left apophyseal joints of the thoracic spine? (include degree of rotation if any) | RPO 70degrees of obliquity |
What projection would demonstrate the intervertebral foramen of the thoracic spine? (include degree of rotation if any) | Lateral 90 degree of rotation |
What is the name of the hole in the center of a thoracic vertebra that the spinal cord passes through? | vertebral foramen |
What is the name of the joint formed by the transverse process of the thoracic spine and the tubercle of the rib? | Costotransverse joint |
What is the centering point for the Swimmers projection? | T1 |
Name the projections of a basic thoracic spine exam that should use breathing technique. | Lateral and Swimmers. |
Which end of the x-ray tube should be projected over the upper thoracic vertebra to use the anode-heel effect appropriately? | Anode (Cathode to the thicker side). |
what kind of joints are costovertebral joints? | synovial joints, diarthrodial, and gliding movements |
what is the position to show the posterior obliques upside for apophyseal joints of t-spine 70 degree oblique? | LPO=right side RPO=left side |
what is the position to show anterior obliques for downside for apophyseal joints of t-spine? | LAO=left side RAO=rightside |