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Objectives: This study evaluated mandibular wisdom teeth impaction frequency, angulation and associated variables among patients visiting OPD at BibiAseefaDental CollegeLarkana. Study Design: Descriptive cross sectional studyinvolving patients of 18 to 40 years of age.Setting:Radiology Department at BibiAseefa Dental College for Orthopantomogram (OPG) Radiograph.Period:1 monthfrom01-03-2016 to 31-03-2016. Materials and Methods:The prevalence of impacted mandibular third molars, type of angulation, level of impaction (according to Winters classification) and relationship with ramus (according toPell & Gregory classification) and inferior alveolar nerve canal were evaluated on the OPG radiograph as well as clinically.Results: A total of 162 patients participated in this study including 68 males (42.06%) and 94 Females (57.94%). The mean age of study participants was found to be 23.09 years.The total prevalence of mandibular third molar impaction in current study was 28.57%. Thehighest number of patients were withMesioangular impactions (13.49%), followed byVertical (9.52%) and Horizontal(5.56%) no any Distoangular impaction was found in present study. The level B (15.9%) was more common followed by level C (8.7%). Moreover, Class I ramus relationship was frequently found among study participants followed by Class II and Class III respectively.Conclusion: The female patients with mandibular wisdom teeth impaction outnumbered males.The most common was the mesioangular impaction with level B depth and class I ramus relationship.

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