单词 | pneumoencephalogram |
释义 | pneumoencephalogram (extremely rare) n WORD FAMILY pneumoencephalogram n an X ray of the brain made by replacing spinal fluid with a gas (usually oxygen) to improve contrast Syn|Hyper encephalogram X ray, X-ray, X-ray photograph, X-ray picture, roentgenogram a radiogram made by exposing photographic film to X rays; used in medical diagnosis |
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