Journal of the Korean Association of Oral and Maxillofacial Surgeons : eISSN 2234-5930 / pISSN 2234-7550

Table. 2.

Table. 2.

Distribution, type, shape, laterality, and measurements of cranial-base anomalies

(+) (–)
FNM 130/500 (26.0) 370/500 (74.0)
Dimension (mm)
Width 4.47±1.61 (1.25-9.30)
Length 4.65±1.93 (1.36-9.12)
Depth 1.87±0.66 (0.73-4.09)
SEF 237/500 (47.4) 263/500 (52.6)
Laterality
Unilateral 70/237 (29.5)
Bilateral 167/237 (70.5)
Type
Type 1 77/438 (17.6)
Type 2 156/438 (35.6)
Type 3 205/438 (46.8)
Shape
Round 307/438 (70.1)
Oval 109/438 (24.9)
Irregular 22/438 (5.0)
Diameter (mm) 1.07±0.50 (0.12-2.34)
SEF-FO (mm) 3.29±2.11 (0.36-21.39)
SEF-FS (mm) 12.44±2.85 (1.30-23.84)
SEF-midline (mm) 19.20±3.23 (3.09-29.87)
CBM 112/500 (22.4) 388/500 (77.6)
Bifurcation 4/112 (3.6)
Inferior 37/112 (33.0)
Superior 22/112 (19.6)
Inferior recess 38/112 (33.9)
Superior recess 5/112 (4.5)
Channel 6/112 (5.4)

(FNM: fossa navicularis magna, SEF: sphenoid emissary foramen, FO: foramen ovale, FS: foramen spinosum, CBM: canalis basilaris medianus)

GValues are presented as number (%) or mean±standard deviation (range).

J Korean Assoc Oral Maxillofac Surg 2022;48:207~218
https://doi.org/10.5125/jkaoms.2022.48.4.207
© JKAOMS