Radiographic Units, Pneumoencephalographic
Definition : Radiographic units including a chair designed for proper patient positioning. These units were used for radiographic visualization of the fluid-containing structures of the brain after cerebrospinal fluid is withdrawn and replaced by gas (e.g., oxygen, air).
Entry Terms : "Pneumoencephalographic Units" , "Chairs, Pneumoencephalographic"
UMDC code : 16555