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Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
Diagnosis in orthodontics  /certified fixed orthodontic courses by Indian dental academy
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Diagnosis in orthodontics /certified fixed orthodontic courses by Indian dental academy

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The Indian Dental Academy is the Leader in continuing dental education , training dentists in all aspects of dentistry and offering a wide range of dental certified courses in different formats.

Indian dental academy provides dental crown & Bridge,rotary endodontics,fixed orthodontics,
Dental implants courses.for details pls visit www.indiandentalacademy.com ,or call
0091-9248678078

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  • 1. DIAGNOSIS IN ORTHODONTICS INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com www.indiandentalacademy.com
  • 2. The first step towards cure is to know what the disease is. - Latin proverb www.indiandentalacademy.com
  • 3. Diagnosis Treatment is secondary….. Primary task PROBLEM PLAN A TREATMENT… www.indiandentalacademy.com
  • 4. Diagnosis Diagnosis involves development of a comprehensive & concise database of pertinent information, sufficient to understand the patients problem. •The DATA can be derived from…. Diagnostic- aids www.indiandentalacademy.com
  • 5. Diagnosis Diagnostic- aids Essential •Case history •Clinical examination •Study models •Radiographs •IOPA •OPG •Lateral ceph •Facial photographs Supplemental •Specialized radiographs •P-A Ceph •Occlusal •Shift –cone technique •TMJ X-ray •Hand and wrist X-ray •Electromyography •Diagnostic set-up www.indiandentalacademy.com
  • 6. Essential diagnostic aids Case history Personal details  Chief complaint  Medical history  Dental history  Pre-natal history  Post-natal history  Family history  www.indiandentalacademy.com
  • 7. CASE HISTORY Prenatal and Natal history Placental transfer of drugs Forceps injury, Congenital anomalies Childhood medical history Respiratory obstruction Tonsillectomy, Childhood diseases, www.indiandentalacademy.com
  • 8. History of habits : Thumb sucking , tongue thrusting , lip and nail biting , mouth breathing . www.indiandentalacademy.com
  • 9. Family history : Genetic influence on malocclusion Maturational status : Increase in height , Change of voice in males , Menarche in females . Past dental history : Caries, Restorative treatment, Extraction of deciduous / permanent teeth , periodontal problems , history of trauma . www.indiandentalacademy.com
  • 10. Essential diagnostic aids Clinical examination General- physical •Ht & wt •Gait •Posture •Body-build Extra-oral Intra-oral •Tongue •Head shape •Palate •Facial form •Facial symmetry •Gingiva •Facial proportion •Frenal attachment •Tonsils & adenoids •Facial profile •Facial divergence •Assessment of dentition •Functional examination •Growth pattern •Examination of lip, nose & chin www.indiandentalacademy.com
  • 11. CLINICAL EXAMINATION General examination : Gait Posture Body type Height Weight www.indiandentalacademy.com
  • 12. General physical examination Body-build (physique) Aesthetic-THIN: narrow dental arches.  Pletoric -OBESE: large square dental arches  Athletic –NORMAL: normal sized dental arches  •Sheldon's classification: •Ectomorphic •Mesomorphic •Endomorphic www.indiandentalacademy.com
  • 13. Extra – oral examination Shape of the head Mesocephalic: average shape of head- normal dental arches.  Dolicocephalic: long and narrow head- narrow dental arches.  Brachycephalic: broad and short head- broad dental arches.  www.indiandentalacademy.com
  • 14. Extra – oral examination Facial form Mesoprosopic: normal face form  Euryprosopic: broad & short  Leptoprosopic: long & narrow.  www.indiandentalacademy.com
  • 15. Extra – oral examination Facial symmetry examine the facial proportion in transverse and vertical planes.  Example:      Congenital defects Hemifacial hypertrophy Unilateral condylar ankylosis Unilateral condylar hyperplasia. www.indiandentalacademy.com
  • 16. Vertical facial- proportion “Vertical thirds of face” Long face Short face www.indiandentalacademy.com
  • 17. Long face& short face www.indiandentalacademy.com
  • 18. Transverse facial- proportion “Rule of fifths”    Middle fifth Medial two fifths Outer two fifths www.indiandentalacademy.com
  • 19. Extra – oral examination Facial profile Straight  Convex  concave  www.indiandentalacademy.com
  • 20. Facial divergence  Facial angle. i.e. angle bw N- Pog line to FHplane.    Straight/ orthognathic face :90* Anterior divergent face: more than 90* Posterior divergence: less than 90* www.indiandentalacademy.com
  • 21. Growth pattern  FMPA- Frankfurt mandibular plane angle www.indiandentalacademy.com
  • 22. Examination of lips Incompetent Potentially incompetent www.indiandentalacademy.com Competent
  • 23. Examination of nose Nose size, contour  Nasolabial angle: 98*  www.indiandentalacademy.com
  • 24. Examination of chin www.indiandentalacademy.com
  • 25. Smile elements Extent of the smile is outlined by Curvature of the upper & lower lip  Position of the angle of mouth  Degree of exposure of both anterior & posterior teeth,gingiva,width of the buccal corridor.  Smile can be classified as Passive  Active (moderate)  laugh  www.indiandentalacademy.com
  • 26. Smile element www.indiandentalacademy.com
  • 27. Smile elements Lower lip line Smile line Negative space www.indiandentalacademy.com
  • 28. THANK YOU www.indiandentalacademy.com
  • 29. RADIOGRAPHS OPG PAs IO www.indiandentalacademy.com Late ral ceph
  • 30. Diagnosis in Orthodontics Recent advances in diagnosis. 1. Digital Photography 2. Digital Radiographs a) Degiceph and Degigraphs b) Denofacial Planner c) Vistadent – For surgical VTO d) Dentoptix www.indiandentalacademy.com
  • 31. Diagnosis in Orthodontics 3. Computerized tooth width analysis. GATWD- Graphical Analysis of Tooth Width Discrepancy ( Ho-freer) 4. Arthrography – For TMJ 5. TMJ Leaser arthroscopy 6. MRI – Magnetic Resonance Imaging www.indiandentalacademy.com
  • 32. LATERAL CEPHALOGRAMS TRACING www.indiandentalacademy.com
  • 33. Diagnosis in Orthodontics 7. Computed Tomography 8. Micro Computed Tomography 9. DICOM – Digital Imaging Communication in Medicine. www.indiandentalacademy.com and
  • 34. Thank you For more details please visit www.indiandentalacademy.com www.indiandentalacademy.com

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