Progress in Biomagnetic Imaging of Heart Arrhythmias.- Selective Endovascular Treatment of Intracranial Aneurysms by Means of Latex Balloons Filled with a Polymerizing Substance.- Self-Expandable Endoprotheses as an Adjunct to Balloon Angioplasty in the Treatment of Peripheral Arterial Lesions.- Laser-Induced Shock Wave Angioplasty: Discrimination Between Calcified and Other Plaque Material Before Generation of Laser-Induced Shock Waves.- Contrast Agents in Clinical Angiography—Relevance to Thromboembolic Phenomena.- Sodium and Oxygen Addition to Nonionic Contrast Media Effects on Contractile Force and Risk of Ventricular Fibrillation in the Isolated Rabbit Heart.- Clinical Magnetic Resonance Spectroscopy—The Present State.- Image Contour Spread in Computed Tomography.