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Related to obturator artery: aberrant obturator artery
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Life-threatening haemorrhage following obturator artery injury during transurethral bladder surgery: a sequel of an unsuccessful obturator nerve block.
The lacunar ligament is divided (with care because of the presence of an abnormal obturator artery at its cresenteric margin in 10%).
The contents of the obturator canal include: i) superomedially, nerve to obturator externus muscle, and obturator artery, ii) inferomedially, obturator vein, and iii) superolaterally, anterior and posterior divisions of the obturator nerve, which lay within the obturator groove.
Sarikcioglu & Sindel (2002) have reported the origin of obturator artery from external iliac and the inferior epigastric from femoral artery.