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Flashcards

Central Ray Placement

Lyda Kennicker Radiology Technology English 58 cards

Cards in this deck (58)

  1. 1The CR for a routine CXR is@ T7
  2. 2CR for PEDS CXR@ mammillary line
  3. 3CR for KUB@ level of iliac crest
  4. 4CR for Upright ABD@ 1-2 in. above iliac crest
  5. 5CR for Decub ABD@ 1-2 in. above iliac crest
  6. 6CR for PEDS ABD@ 1 in. above umbilicus
  7. 7CR for thumb1st MCP joint
  8. 8CR for finger2nd-5th PIP joint
  9. 9CR for hand3rd MCP joint
  10. 10CR for wristMidcarpals
  11. 11CR for ulnar deviationScaphoid
  12. 12CR for forearmmid forearm
  13. 13CR for routine elbowmid elbow joint
  14. 14CR for partial flexion elbowmid elbow joint
    (distal humerus and proximal forearm parallel to IR for each projection - CR is perpendicular)
  15. 15CR for acute flexion elbow1st projection perpendicular to humerus
    2nd projection perpendicular to prox. forearm
  16. 16CR for Coyle method elbow1. angled 45 degrees TO the shoulder for radial head
    2. angled 45 degrees AWAY from shoulder for coronoid process
  17. 17CR for radial head lateralsperpendicular @ radial head
  18. 18CR for humerusmid humerus
  19. 19CR for shoulder (internal, external, and neutral rotation)1 in. below coracoid process
  20. 20CR for inferosuperior axial "Lawrence" method (arm abducted horizontally 90 degrees)horizontal beam rotated 20-30 degrees medial centered to axilla
  21. 21CR for inferosuperior axial "Clements" modification (arm abducted vertically 90 degrees)angled 5-15 degrees medial centered to axilla
  22. 22CR for posterior oblique "Grashey" method@ glenoid cavity
  23. 23CR for transthoracic proximal humerus (shoulder)@ surgical neck
  24. 24CR for scapular Y-lateral "Y-View"@ mid scapula
  25. 25CR for scapular Y-lateral "Neer" methodangled 10-15 degrees caudal @ mid scapula
  26. 26CR for AP Apical Oblique "Garth" Methodangled 45 degrees caudal @ glenoid cavity
  27. 27CR for clavicle@ mid clavicle
  28. 28CR for AC joints@ midpoint between AC joints
  29. 29CR for scapula@ midscapula
  30. 30CR for sternum@ mid sternum - 3-4 in. below jugular notch
  31. 31CR for ribs above diaphragm@T7, off centered from spine to affected side for unilateral
  32. 32CR for ribs below diaphragm@ midway between xiphoid process and T12, keep bottom of light border at level of iliac crest
  33. 33CR for SC joints@ T2-T3
  34. 34CR for axillary ribs above diaphragm@ T7, off centered from spine for unilateral study
  35. 35CR for axillary ribs below diaphragm@ midway between xiphoid and T12, off centered from spine for unilateral study, keep bottom of light border at level of iliac crest
  36. 36CR for AP toesangled 10 degrees posteriorly @ MTP joint
  37. 37CR for oblique and lateral toes@ affected MTP joint
  38. 38CR for 1st toe@ IP joint
  39. 39CR for AP footangled 10 degrees posteriorly @ base of 3rd MTP joint
  40. 40CR for lateral and oblique foot@ base of 3rd MTP joint
  41. 41CR for lateral calcaneus@ mid calcaneus
  42. 42CR for plantodorsal axial calcaneusangled 40 degrees posteriorly @ base of 3rd MTP joint
  43. 43CR for ankle@ midway between malleoli
  44. 44CR for lower leg (tib/fib)@ mid leg
  45. 45CR for AP Knee, Medial Oblique Knee, and Lateral Oblique Kneeparallel to tibial plateau (angle 0 degrees for sthenic, 3-5 cephalic for hypersthenic, and 3-5 caudal for asthenic) centered @ 1/2 in. distal to apex of patella
  46. 46CR for Lateral Kneeangle 5-7 degrees cephalic @ 1 in. distal to medial epicondyle
  47. 47CR for AP Bilateral Weight Bearing Kneesperpendicular @ midway between knees
  48. 48CR for PA Bilateral Axial "Rosenberg" Kneesangle 10 degrees caudal from horizontal @ popliteal crease
  49. 49CR for Camp Coventry - Intercondylar Fossaperpendicular to lower leg (angle as needed) @ popliteal crease
  50. 50CR for Holmblad - Intercondylar Fossaperpendicular to IR @ popliteal crease
  51. 51CR for AP Axial - Beclere - Intercondylar Fossaperpendicular to lower leg (angle as needed) @ 1/2 in. distal to apex of patella
  52. 52CR for PA Patellaperpendicular to IR @ popliteal crease
  53. 53CR for Lateral Patellaperpendicular to IR @ femoropatellar joint
  54. 54CR for Merchant Bilateral Patellaangle 30 degrees caudal from horizontal @ femoropatellar joint
  55. 55CR for Inferosuperior Axial Patellaangle 10-15 degrees caudal from lower legs @ femoropatellar joint
  56. 56CR for Hughston Patellaangle 10-20 degrees to lower leg @ femoropatellar joint
  57. 57CR for Settegast Patellaangle 15-20 degrees to lower leg @ femoropatellar joint
  58. 58CR for Bilateral Tangential "Hobbs" Patellaperpendicular @ midway between both femoropatellar joints

Information

Description
Final Exam Preparation
Created by
Lyda Kennicker
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History
  • Created by RadTech Fairy · Dec 7, 2016
  • Copied by Lyda Kennicker · Mar 14, 2018
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