| SLL | segment length, lateral |
|---|---|
| SLS | segment long-spacing; short-leg splint; single limb support; Sjogren-Larsson syndrome; stagnant loop... |
| SLS | segment length, septal |
| TIS | tetracycline-induced steatosis; transdermal infusion system; triage illness scale; trypsin-insoluble... |
| US | screen unsharpness ultrasonic, ultrasound; ultrasonography; unconditioned stimulus; unique sequence;... |
| lower uterine segment | The inferior portion or isthmus of the uterus, the lower extremity of which joins with the cervical canal and, during pregnancy, expands to become the lower part of the uterine cavity. (05 Mar 2000) |
|---|---|
| lower uterine segment cesarean section | A cesarean section in which the uterus is entered in its lower segment by a transperitoneal approach. (05 Mar 2000) |