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RADT 316: Unit Six
From Radiographic Positioning And Related Anatomy
| Question | Answer |
|---|---|
| Disruption of bony cortex of the ribs; linear lucency through the rib | Rib fracture |
| Disruption of bony cortex of the ribs; linear lucency through the rib | Flail Chest |
| Anterior protrusion of lower sternum | Pectus Carinatum |
| Depressed sternum | Pectus excavatum |
| Destructive lesions with irregular margins | Osteolytic |
| What lesion is characterized with decreased density? | Osteolytic |
| Proliferative bony lesions | Osteoblastic |
| What lesion is characterized with increased density? | Osteoblastic |
| What has a "moth-eaten" appearance? | Combination of Osteoblastic and Osteolytic |
| erosion of bony margins | Osteomyelitis |
| What is another name for pectus Carinatum? | Pigeon Breast |
| What is another name for Pectus Excavatum? | Funnel Chest |
| Disruption of bony cortex of the ribs; linear lucency or a displace sternal Segment? | Sternum Fracture |
| What fracture effects the ribs in two or more places that are caused by blunt trauma and associated with underlying pulmonary injury? | Flail Chest |
| What can a rib injury cause? | Injury to the lung or cardiovascular structures |
| What disease or condition may be associated with postoperative complications of open heart surgery? | Osteomyelitis |
| AP projection : Posterior Ribs "Above diaphragm" | 70 kV; 32 mAs |
| AP Projection: Posterior Ribs (Below diaphragm) - Supine or Upright | 70 - 80 kV; 32 mAs |
| PA Projection: Anterior Ribs "Above Diaphragm" | 65 - 70 kV; 32 mAs |
| Unilateral Rib Study: AP/PA Position | 65 - 70 kV; 32 mAs |
| Posterior Oblique Positions : Ribs (RPO) (Above diaphragm) | 65 - 70 kV; 32 mAs |
| Posterior or Anterior Oblique Positions : Ribs (RAO) | 65 - 70 kV; 32 mAs |
| Posterior Oblique Positions : Ribs (LPO ) Below diaphragm | 70 - 80 kV; 32 mAs |
| RAO Position: Sternum | 65kV; 45 mAs |
| Lateral Position - R or L Lateral: Sternum | 70kV; 80 mAs |
| PA Projection: Sternoclavicular Joints | 65kV; 30 mAs |
| Anterior Oblique Positions - RAO and LAO: Sternoclavicular Joints | 65kV; 30 mAs |
| What is the center ray for an AP projection : Posterior Ribs "Above diaphragm"? | Center 3 to 4 inches below jugular notch. |
| What is the center ray for an AP Projection: Posterior Ribs (Below diaphragm) - Supine or Upright? | Centered to midway between xiphoid process and lower rib cage |
| What is the center ray for a PA Projection: Anterior Ribs "Above Diaphragm"? | Center at T7 (7 to 8 inches below vertebra prominen) |
| What is the center ray for a PA Projection: Anterior Ribs "Ab Unilateral Rib Study: AP/PA Position Above Diaphragm? | Centered midway between midsagittal plane and outer margin of thorax (1 1/2 above the shoulders) |
| What is the center ray for a PA Projection: Anterior Ribs "Ab Unilateral Rib Study: AP/PA Position below Diaphragm | Side of interest and the midline of grid. (Bottom of IR should be iliac crest) |
| What is the center ray for a Posterior Oblique Positions : Ribs (RPO) (Above diaphragm)? | Center midway between lateral margin of ribs and spine |
| What is the center ray for a Posterior or Anterior Oblique Positions : Ribs (RAO) | Center midway between lateral margin of ribs and spine |
| What is the center ray for a Posterior Oblique Positions : Ribs (LPO ) Below diaphragm? | Center midway between lateral margin of ribs and spine |
| What is the center ray for a RAO Position: Sternum? | 1 inch left to midline and midway between the jugular notch and xiphoid process |
| What is the center ray for a Lateral Position - R or L Lateral: Sternum | center of sternum (In between jugular notch and Xiphoid process |
| What is the center ray for a PA Projection: Sternoclavicular Joints? | level of T2 or T3 (3 inches distal to vertebra prominens) |
| What is the center ray for a Anterior Oblique Positions - RAO and LAO: Sternoclavicular Joints? | level of T2 to T3 (1 to 2 inches lateral to MSP) |
| What position requires a deep inspiration where the diaphragm is in its lowest position? | Above diaphragm ribs |
| Where does the diaphragm need to be in an above diaphragm ribs? | Ninth and tenth rib |
| If a patient comes in with a history of left posterior ribs pain,what position is required? | LPO |
| If a patient comes in with a history of right anterior rib pain, what position is required? | LAO |
| What degree is the left side rotated on a RAO sternum? | 15 - 20 degree |
| Why is the sternum done in a RAO instead of an PA? | Projects the sternum over the heart and gets the vertebral column out of the way. |
| What obliquity is used for oblique ribs? | 45 degrees |
| What obliquity is used for oblique sternoclavicular joints? | 10 to 15 Degrees |
| What position requires a deep exspiration where the diaphragm is in its highest position? | below diaphragm ribs |
| What Level is the sternal angle at? | T4 -T5 |
| What Level is the xiphoid process at? | T9 - T10 |
| What Level is the inferior rib costal angle at? | L2 - L3 |
| What Level is the jugular notch at? | T2 - T3 |
| What ribs are considered true ribs? | 1-7 |
| What ribs are considered false ribs? | 8-12 |
| What ribs are considered floating ribs? | 11-12 |
| What degree of obliquity is required for a large, barrel-chested thorax? | 15 degrees |
| What degree of obliquity is required for a thin chested thorax? | 20 degrees |
| At what rib is the bony thorax the widest? | Eighth or ninth rib |
Created by:
JustBrumley
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