ischium
/ˈɪskɪəm
/noun (plural ischia /ˈɪskɪə/)
The curved bone forming the base of each half of the pelvis.After further dissection, the surgeon exposes the pubic bone and identifies the ischium by palpation....
- The inferior, posterior portion of the coxal bone is the ischium.
- The pelvic component of the hip joint is called the acetabulum, which has contributions from the ischium, ilium and pubis.
Derivatives
ischial
/ adjective ...- The sacrotuberous ligament is a cartilaginous attachment of the sacrum to the ischial tuberosity.
- Defect or nonunion of the pubic and ischial rami is occasionally observed.
- In adolescent patients with a history of proximal hamstring injury and current ischial tenderness, a radiograph of the pelvis should be performed.
Origin
Early 17th century: from Latin, from Greek iskhion 'hip joint', later 'ischium'.
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