[Cerebral magnification angiography (author's transl)].

The advantages of magnification angiography for diagnosis of cerebral diseases are reported. Following description of the physical basics and our own examination technique, the indications are enumerated which necessitate modern magnification angiography in neuroradiological diagnosis. These are mainly all those tumors whose location and nature are not definitely demonstrable by conventional angiography, furthermore tumor recurrency, vascular alterations of arteriosclerotic genesis and arteriovenous malformations. Magnification angiography under hyperventilation may also be used for differential diagnosis between brain infarct and brain tumor. The author uses this examination technique for 7 years and emphasizes that without magnification angiography optimal neuroradiology is not possible anymore.