This handbook presents a practical, user-friendly collection of normal and pathological Doppler ultrasound patterns associated with various conditions of the cerebral arterial system. Designed for everyday clinical use, it offers detailed descriptions of each pattern, highlighting the visual features observed and the corresponding diagnostic steps. The guide includes essential information on the anatomy and methods for locating cerebral vessels, along with a limited set of normal Doppler parameter values. The primary focus is on diagnosing stenotic and occlusive lesions of the major brain arteries. This reference is intended for ultrasound specialists, neurologists, neurosurgeons, angiologists, and vascular surgeons seeking a clear, accessible resource to support their diagnostic work.