the Relationship Between Various Clinical Variables and Surgical Difficulty of Patients Have Impacted Lower Third Molar

Plain-language summary

This study is to evaluate the effect of angle of impaction, impaction depth, and bone density on surgical difficulty of impacted lower third molar, by measuring the angle of impaction, the depth of impaction (Winter's Red line), and bone density (gonial, and antegonial indices) preoperatively by using panoramic radiograph and to correlate the angle, the depth of impaction, and bone density with the surgical difficulty by operation time and surgical technique.

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