• Title/Summary/Keyword: Cephalometric Waters′ projection

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RADIOGRAPHIC STUDY ON MAXILLARY SINUS DEVELOPMENT AND NASAL SEPTUM DEVIATION IN CLEFT PALATE PATIENT (구개열환자의 상악동발육과 비중격전위에 관한 방사선학적 연구)

  • Lee Sam-Sun;You Dong-Soo
    • Journal of Korean Academy of Oral and Maxillofacial Radiology
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    • v.22 no.2
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    • pp.305-313
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    • 1992
  • This study was designed to investigate the effects of the maxillary sinus development and nasal septum deviation on diseases of maxillary sinus with cleft palate. The materials was 152 cephalometric Waters' projections consist of 76 cleft patients and 76 normal subjects. The results were as follows: 1. The disease of maxillary sinus was present in 49% of a cleft group and 14% of a control group, and prevalent in cleft side. 2. It showed no statistically significant difference in size of the maxillary sinus in cleft plate patients compared to the control population and in the cleft side to the noncleft side(p>.05). 3. Nasal septum deviation was more severe in the cleft patient its average value was 3.55㎜, compared to the control group, 0.99㎜(p<0.01) and 77% of the deviated nasal septum was deviated to the cleft side.

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