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[Pulmonary segmental artery angiography in intensive care patients].

The indication for wedge angiograms in intensive-care patients within the scope of X-ray chest examination is outlined. The obligatory wedge angiogram in patients with Swan-Ganz catheter is redundant. 4 indications for this special examination are specified. As a new possibility for differentiating between the ventral or dorsal course of pulmonary vessels, an inverse ratio of arborization angles is outlined for the first time.