Naffziger's test

Naffziger's test

[naf′zig·ərz]
(for nerve root compression) manual compression of the jugular veins bilaterally. An increase or aggravation of pain or sensory disturbance over the distribution of the involved nerve root confirms the presence of an extruded intervertebral disk or other mass.

Naffziger's test

Neurology A maneuver used to identify compression of nerve roots in the cervical spine, based on exacerbation of pain and paresthesias of the hand and fingers, when the examiner exerts pressure on the scalenus anterior muscles in Pts with scalenus anterior syndrome