spinal tap

tap

 [tap]

1. a quick, light blow.

2. to drain off fluid by paracentesis.

spinal tap lumbar puncture.

lum·bar punc·ture (LP),

a puncture into the subarachnoid space of the lumbar region to obtain spinal fluid for diagnostic or therapeutic purposes.

Synonym(s): Quincke puncture, rachicentesis, rachiocentesis, spinal puncture, spinal tap

spinal tap

Lumbar puncture, see there.

lum·bar punc·ture

(lŭm'bahr pŭngk'shŭr)

A puncture into the subarachnoid space of the lumbar region to obtain spinal fluid for diagnostic or therapeutic purposes.
Synonym(s): rachicentesis, rachiocentesis, spinal tap.

spinal tap

See LUMBAR PUNCTURE.