[Possibilities and limitations of directional Doppler sonography for the diagnosis of cerebrovascular circulation disorders]

MeSH terms

• Aged
• Arterial Occlusive Diseases / diagnosis
• Carotid Artery Diseases / diagnosis
• Cerebrovascular Disorders / diagnosis*
• Doppler Effect
• Humans
• Male
• Middle Aged
• Subclavian Artery
• Ultrasonography*
• Vertebral Artery