Interceptive Orthodontics1. In t e r c e p t i ve
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Or t h od o nt i c s
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in Preadolescent Children
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2. The Purpose Of This
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3. Aims..
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4. Concept
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"Guidance of the development of the dentition through
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minimal intervention, with the aim of preventing, reducing
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or correcting existing or potential abnormal tooth
positions."
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Orthodontic Concepts and Strategies. 2004
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5. Concept
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"Any treatment procedure which eliminates or reduces the
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severity of a developing malocclusion, as this may reduce
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the need for further treatment or make it simpler."
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Chung CK & Kerr WJ. 1987
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Interceptive orthodontics: application and outcome in a demand population.
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6. 1
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7. Limitation
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“ .. Interceptive treatment can be very helpful in reducing
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the severity of problems, but rarely is so successful that
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later stages of treatment are unnecessary ! ”
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“Contemporary Orthodontics”
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8. Timing
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The Late Mixed Dentition Stage ?
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Nimri & Richardson, BJO, 1997
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9. Advantages Of Early Tx
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10. Drawbacks Of Early Tx
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11. Diagnostic Knowledge
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12. 1
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What is "Normal" Anyway??
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13. " The Dental Norm "
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14. " The Skeletal Norm "
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15. "The Functional Norm"
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16. 1
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Indications
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17. Types of Problems
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21. Eruption Problems
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24. Eruption Problems
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As a General Rule:
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25. Eruption Problems
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Surgical Exposure & Orthodontic Traction
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Surgical Exposure & Orthodontic Traction
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Surgical Exposure & Orthodontic Traction
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35. Eruption Problems
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36. Eruption Problems
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37. Eruption Problems
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38. Eruption Problems
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Ankylosed Primary 2nd Molars
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Ankylosed Primary 2nd Molars
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Ankylosed Primary 2nd Molars
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Ankylosed Primary 2nd Molars
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Ankylosed Primary 2nd Molars
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44. Ectopic Eruption
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45. Ectopic Eruption
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46. Ectopic Eruption
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47. Ectopic Eruption
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48. Ectopic Eruption
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50. Ectopic Eruption
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51. Ectopic Eruption
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52. Ectopic Eruption
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53. Ectopic Eruption
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Ericson & Kurol , Eur J Orthod, 1988
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54. Ectopic Eruption
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Ericson & Kurol , Eur J Orthod, 1988
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Interceptive Extraction Of Primary Canines:
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55. Ectopic Eruption
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56. Space-related Problems
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57. Space-related Problems
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58. Early Loss Of Deciduous Teeth
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Friday, February 4, 2011
59. Space-related Problems
1
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Management
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60. 1
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Friday, February 4, 2011
61. Lip Bumper
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Friday, February 4, 2011
62. Space-related Problems
1
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Management
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Balancing Extractions
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Friday, February 4, 2011
63. Space-related Problems
1
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Management
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Compensating Extractions
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64. Space-related Problems
1
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Serial Extractions ?
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65. Space-related Problems
1
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Indications for Serial Extractions
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66. Space-related Problems
1
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Drawbacks of Serial Extractions
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67. Space-related Problems
1
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68. Space-related Problems
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Friday, February 4, 2011
69. Space-related Problems
1
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Low-attachment frenum ?
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70. Space-related Problems
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71. Space-related Problems
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Friday, February 4, 2011
72. Space-related Problems
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Friday, February 4, 2011
73. Space-related Problems
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Friday, February 4, 2011
74. Space-related Problems
1
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Friday, February 4, 2011
79. Occlusal Problems
1
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U' 62;::D%3.:
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Friday, February 4, 2011
80. Occlusal Problems
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81. Occlusal Problems
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82. Occlusal Problems
1
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A 7<3.2%;2&62;::D%3.
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83. Occlusal Problems
1
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U' 62;::D%3.:
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Impo r tant Dif ferentiation Criteria
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Proffit, 2007
Friday, February 4, 2011
84. Occlusal Problems
1
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U' 62;::D%3.:
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Should be corrected as early as possible.
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Richardson A., Interceptive Orthodontics, 2nd Ed, 1989
Friday, February 4, 2011
85. Occlusal Problems
1
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U' 62;::D%3.:
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Friday, February 4, 2011
86. Occlusal Problems
1
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Houston et al, 1993
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Friday, February 4, 2011
87. Occlusal Problems
1
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Friday, February 4, 2011
88. Occlusal Problems
1
01
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Harrison & Ashby, 2001
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"Orthodontic Treatment of Posterior Crossbites"
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Cochrane Database Systematic Review
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Friday, February 4, 2011
89. Occlusal Problems
1
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Y'&12#@&m#D%3:
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Friday, February 4, 2011
90. Occlusal Problems
1
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A M"B(DVR%<C.2&:B/H%<C
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Friday, February 4, 2011
91. Occlusal Problems
1
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A M"B(DVR%<C.2&!B/H%<C
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Friday, February 4, 2011
92. Occlusal Problems
1
01
A M"B(DVR%<C.2&!B/H%<C
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Frequency
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Intensity
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Friday, February 4, 2011
93. Occlusal Problems
1
01
A M"B(DVR%<C.2&!B/H%<C
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Friday, February 4, 2011
94. Occlusal Problems
1
01
A M"B(DVR%<C.2&!B/H%<C
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Friday, February 4, 2011
95. Occlusal Problems
1
01
A M"B(DVR%<C.2&!B/H%<C
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Friday, February 4, 2011
96. Skeletal Problems...
1
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Friday, February 4, 2011
97. Recommended Reading
1
01
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Friday, February 4, 2011
98. Thank You.. & Good Luck!
1
01
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Friday, February 4, 2011