Anatomical variations of sacral hiatus and its associations.

Objective: To compare anatomy of sacral hiatus between the genders case and control groups. determine significance hiatal variations cases controls. Study Design: Case-control study. Setting: PNS Shifa Hospital Karachi. Period: January 2020 to June 2020. Material & Methods: Total 178 participants aged 18-65 years were enrolled in Approval was taken from Ethical Review Committee Bahria University Medical Dental College (BUMDC). Participants arranged into The its dimensions identified on lumbosacral spine radiographs inferior using spinous alar processes. Data recorded subject evaluation proforma analyzed SPSS version 23.0. Results: V shaped more prevalent males, whereas females it U. most common variant irregular shape. apex males at S3. In S2. base seen S5 both genders. mean length, anteroposterior diameter transverse width as compared females. values all parameters less Conclusion: U shape a lower level similar shorter backache also healthy