Comparison between cone-beam and multislice computed tomography depicting mandibular neurovascular canal structures

Naitoh, Munetaka; Nakahara, Kino; Suenaga, Yutaka; Gotoh, Keinosuke; Kondo, Shintaro; Ariji, Eiichiro

doi:10.1016/j.tripleo.2009.08.027

Cited by 112 publications

(98 citation statements)

References 18 publications

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“…Multiple MFs have only been reported and evaluated using CBCT images in some studies (5,(8)(9)(10)(11)(12). The foramina located in the surrounding region of the MF have been reported as AMFs although there is no clear definition for AMFs.…”

Section: Discussionmentioning

confidence: 99%

The Assessment of Accessory Mental Foramina Using Cone Beam Computed Tomography

Göregen¹

2013

Turk J Med Sci

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A new sildenafil analogue was found to have been added illegally to a dietary supplement marketed for the enhancement of sexual function. The structure was determined as 5- (2-ethoxy-5-{[4-(3,5-Owing to the inclusion of a dimethyl group in acetildenafil, the detected compound was called dimethylacetildenafil. The sample was purified with column chromatography. The IR, LC/MS (ESI), and completely assigned NMR data of dimethylacetildenafil are reported for the first time. The structure was compared with that of acetildenafil and the results showed that the ethyl substitution at the 4-position of the piperazine ring had been replaced by a 3,5-dimethyl substitution. This new acetildenafil analogue was isolated and identified for the first time.

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Section: Discussionmentioning

confidence: 99%

The Assessment of Accessory Mental Foramina Using Cone Beam Computed Tomography

Göregen¹

2013

Turk J Med Sci

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“…Though some clinicians and radiologists reorient the data for assessing bone height and width for implant purposes, the question persists "does orientation of the volume affect calculation of the implant dimensions that are chosen for the site?" Although the impact of CBCT imaging in preoperative implant planning has previously been investigated [11,17,[20][21][22][23][24][25][26][27][28][29] , the impact of reorientation of data on assessment of implant height and width measurement has not yet been explored. Since data reorientation influences the constructed reformatted panoramic view and various cross-sectional views displayed, this study was undertaken to explore if differences exist in the assessment of implant height and width measurement when the whole data is reoriented from the conventional manufacturers setting to aligned protocol settings in order to map the reformatted panoramic and cross-sectional views.…”

Section: Introductionmentioning

confidence: 99%

Comparison of two cone beam computed tomography multiplanar reconstruction orientation protocols

Kumar¹,

Ang²,

Williams³

et al. 2013

JBGC

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Objective: The utilization of cone beam computed tomographic imaging for oral implants has increased enormously for precise determination of anatomic dimensions. However, the impact of reorientation of data that influences the constructed panoramic view and thus the measurements on generated cross sectional views has not been explored. This study is undertaken to explore if differences exist in the implant height and width measurement when the whole data is reoriented from the standard manufacturer's setting to an aligned protocol (perpendicular to the implant (XYZ) settings). Material and Methods:Two different orientation protocols were set up, standard and aligned or perpendicular setting (XYZ), and implant height and width measurements derived from these were compared to the original known measurements. Results:The range of differences between actual dimensions and measurements obtained using each orientation method using McNemar's Change test in the four accuracy categories (exact, +0.20, +0.25, and +0.50) showed the aligned orientation produced larger proportion of width measurements between +0.25 and +0.50 compared to standard for width measures; however, these differences were not statistically significant. Implant length measurements varied widely and this variability was irrespective of orientation method. Conclusions:The aligned/perpendicular (XYZ) protocol produces implant width measurements more accurate than length when compared to the standard protocol.

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“…The spatial resolution of cone-beam computed tomography (CBCT), which was recently developed, is high in comparison with multislice CT 7) , and maxillary sinus septum presence and fine mandibular anatomical structures were clearly observed using it [8][9][10][11][12] .…”

Section: Introductionmentioning

confidence: 99%

Observation of maxillary sinus septa and bony bridges using dry skulls between Hellman's dental age of IA and IIIC

Naitoh

Suenaga

Gotoh

et al. 2010

Okajimas Folia Anat. Jpn.

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Summary: Maxillary sinus septa and bony bridges were observed using dry skulls in childhood, classified based on Hellman's dental age, to clarify maxillary sinus septum formation.Eighty-eight maxillary sinuses of 44 dry skulls and a cone-beam computed tomography (CBCT) unit were used. The locations of the septum, defined as a pointed bony structure originating from the inferior wall, and bony bridge, defined as a bony structure between the maxillary sinus wall and dental germ, were antero-posteriorly recorded, and the superoinferior distance, distance from the bony palate, and angle to the median palatine suture were measured.The rate of septum presence in the maxillary sinus was high (41.7%) in IIIC, and the septa were located in the deciduous molars, premolars, and molars. Also, all bony bridges were related to the median maxillary sinus wall, and the rate of the maxillary sinus showing a bony bridge was high in IIA and IIIA.

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Comparison between cone-beam and multislice computed tomography depicting mandibular neurovascular canal structures

Cited by 112 publications

References 18 publications

The Assessment of Accessory Mental Foramina Using Cone Beam Computed Tomography

The Assessment of Accessory Mental Foramina Using Cone Beam Computed Tomography

Comparison of two cone beam computed tomography multiplanar reconstruction orientation protocols

Observation of maxillary sinus septa and bony bridges using dry skulls between Hellman's dental age of IA and IIIC

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