NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,913 terms related to cancer and medicine.
- subarachnoid block
- listen (sub-uh-RAK-noyd blok)
- A temporary loss of feeling in the abdomen and/or the lower part of the body. Special drugs called anesthetics are injected into the fluid in the lower part of the spinal column to cause the loss of feeling. The patient stays awake during the procedure. It is a type of regional anesthesia. Also called SAB, spinal anesthesia, and spinal block.