| 释义 |
posterior sagittal diameter pos·te·ri·or sag·it·tal di·am·e·terdistance from the sacrococcygeal junction to the middle of an imaginary line running between the left and right ischial tuberosities.pos·te·ri·or sag·it·tal di·am·e·ter (pos-tēr'ē-ŏr saj'i-tăl dī-am'ĕ-tĕr) Distance from the sacrococcygeal junction to the middle of an imaginary line running between the left ischial and right ischial tuberosities. |