BACKGROUND AND PURPOSE The aim of this study is to elucidate the effect of orthostatic hypotension on changes in cerebral blood flow. METHODS Blood flow velocities of both the common carotid artery and vertebral artery were measured using duplex ultrasonography in 12 patients: 6 with familial amyloidotic polyneuropathy, 3 with Shy-Drager syndrome, 2 with pandysautonomia, and 1 with senile ort...

We report the case of a 36-year-old male with severe scrotal swelling undiagnosed after multiple diagnostic tests. Patient presented swelling, weeping ulcers on dorsal aspect scrotum, and worsening pain affecting day-to-day functioning. Duplex ultrasonography showed low to no-flow hypervascularity dependent edema suspicious vascular malformation. Treatment included sequential gelfoam embolizati...

OBJECTIVE To determine the safest, least costly, and most effective way to select patients with symptomatic carotid ischaemic events for carotid angiography before carotid endarterectomy. DESIGN Prospective cohort study. SETTING University departments of clinical neurosciences and clinical neurology. PATIENTS 485 Patients with carotid territory transient ischaemic attacks of the brain (n ...