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Timing interceptive orthodontics. Most suitable timing is 9 years and 11 years. (Al Nimri & Richardson 2000). Interceptive orthodontics target following condition 1. crowding mx. -elective extraction of C, 4, 6, or 7. -serial extraction -modified seriel extraction 2. space mx
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Timing interceptive orthodontics Most suitable timing is 9 years and 11 years. (Al Nimri& Richardson 2000)
Interceptive orthodontics target following condition • 1. crowding mx. • -elective extraction of C, 4, 6, or 7. • -serial extraction • -modified seriel extraction • 2. space mx • -space maintainer • -space regainer • -mx leeway space • 3.balance and compensatory extraction • -early loss primary teeth • -force extraction on poor prognosis 6
4. abnormality in tooth position and eruption • - infra occlusion • -impacted incisor • -enamel defect • -maxilary midline diastema and labial frenum • 5. abnormality in teeth shape, form and size • -abnormality in teeth numbers • -supernumery • Hypodontia • Traumatic lost of incisor • 6. displacement and crossbite • - anterior crossbite • Posterior crossbite with displacement • 7.habit • 8. increased and decreased overjet.
