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Sañudo et al. (2011) [8] obturator artery variation types. OA = obturator artery; DIEA = deep inferior epigastric artery; IIA = internal iliac artery; EIA = external iliac artery; FA = femoral artery.
| Type | Description of OA Variation |
|---|---|
| A | The OA arises from anterior division of the IIA |
| B | The OA arises from the DIEA |
| C | The OA is a branch of the posterior division of the IIA |
| D | The OA arises from the IIA, above its final branching |
| E | The OA arises from the EIA |
| F | The OA arises from the FA |
