| 单词 |
pneumoencephalography |
| 释义 |
ˌpneumoencephaˈlography Med.
Also ˌpneumencephaˈlo-.
[f. pneumo- + encephalography s.v. encephalo-.]
Radiography following the replacement of cerebrospinal fluid by air or oxygen.
1932Amer. Jrnl. Roentgenol. XXVII. 657/1 Pneumoencephalography, following withdrawal of cerebrospinal fluid and injection of air by the method of spinal puncture, permits investigation of the cisterna magna and of the subarachnoid spaces, in addition to study of the ventricles. 1935Bull. Neurol. Inst. N.Y. IV. 221 It seems essential..to establish definite criteria for the diagnosis of these lesions by pneumencephalography whether ventriculography, encephalography or both are utilized in a given case. 1974Passmore & Robson Compan. Med. Stud. III. xxxiv. 23/1 Pneumoencephalography visualizes the ventricular system and CSF pathways of the brain. A lumbar puncture is performed and 15 ml of air is instilled slowly into the subarachnoid space with the patient sitting upright.
Hence ˌpneumoencephaloˈgraphic a., -encephaloˈgraphically adv.
1935Bull. Neurol. Inst. N.Y. IV. 261 From the above mentioned pneumencephalographic evidence one can now diagnose the presence of a perforated septum pellucidum. 1950Davidoff & Epstein Abnormal Pneumoencephalogram xxix. 407 A hemiplegia with a pneumoencephalographically demonstrable porencephaly. 1961Lancet 9 Sept. 569/2 Myeloencephalography..confirmed the pneumoencephalographic findings. |
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