Origin of Malformations
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Maxillary hypoplasia with narrow or high arched palate
Achondroplasia Apert syndrome Cleidocranial Dysostosis Crouzon syndrome Marfan’s syndrome Treacher Collin’s syndrome Fetal alcohol , Valproate syndrome Cleft lip and palate www.indiandentalacademy.com
Malar hypoplasia
Treacher Collins Syndrome Blooms syndrome Trisomy 13 and 18
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Achondroplasia
Megalocephaly – small foramen magnum
Early spheno-occipital closure
Low nasal bridge Prominent forehead
Midfacial hypoplasia, narrow nasal passages www.indiandentalacademy.com
Apert syndrome
Short a-p diameter of skull
Early Craniosynostosis of coronal suture
Small nose, maxillary hypoplasia
Narrow palate, with or with out cleft lip or palate
Delayed or ectopic eruption of the teeth www.indiandentalacademy.com
Cleidocranial Dysostosis
Brachycephaly Bossing of various bones Late closure of the frontanels Midfacial hypoplasia with high arched palate Low nasal bridge www.indiandentalacademy.com
Crouzon syndrome
Ocular proptosis Frontal bossing Hypoplasia of the maxilla Curved parrot – like nose, inverted V shaped palate Short A – P diameter and lateral diameter of the skull
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Treacher Collin’s syndrome
Improper migration of neural crest cells Malar hypoplasia Malformation of the auricles Ear defects Cleft of the palate Incompetent soft palate www.indiandentalacademy.com
Fetal Alcohol syndrome
Microcephaly Short palpebral fissures Maxillary hypoplasia Short nose, smooth philtrum and lip
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CLEFT LIP
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Cleidocranial Dysostosis
Brachycephaly Bossing of various bones Late closure of the frontanels Midfacial hypoplasia with high arched palate Low nasal bridge www.indiandentalacademy.com
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