Lesser sciatic foramen

Lesser sciatic foramen
Image of the pelvis showing the lesser sciatic foramen
Details
Identifiers
Latinforamen ischiadicum minus
TA98A03.6.03.009
TA21345
FMA17035
Anatomical terminology

The lesser sciatic foramen is an opening (foramen) between the pelvis and the back of the thigh. The foramen is formed by the sacrotuberous ligament which runs between the sacrum and the ischial tuberosity and the sacrospinous ligament which runs between the sacrum and the ischial spine.