The first evaluation for subclavian artery occlusive disease should always be a simple measurement of bilateral brachial artery blood pressures ... antegrade flow with a diminished peak systolic ...

[14] Vascular Access Access to the subclavian ... mammary artery. Stenosis that encroaches upon the vertebral artery may require complex interventions to assure normal antegrade flow and to ...

There are actually two subclavian arteries (the left and the right), which provide oxygenated blood to the arms, neck, and head, and contribute to blood flow to the brain. The left and right ...

Examination revealed absent radial pulses bilaterally and a left femoral artery bruit. Blood ... aorta, subclavian, iliac and axillary arteries (figure 1A). Right axillary artery ultrasound revealed ...

Ultrasound is used to assess blood flow velocity to the head either at the middle cerebral artery using TCD ultrasound or at the external carotid artery via extracranial ultrasound. NIRS supplies an ...

Methods: We retrospectively analysed 157 cases of fetal RAA diagnosed via prenatal ultrasound in our hospital from ... internal diameter, and blood flow of the pulmonary artery and its branches. The ...

‘Wave analysis’ refers to a group of techniques that provide valuable insight into these interactions by scrutinizing the shape of blood pressure and flow ... Doppler ultrasound is inexpensive and ...

A chronic condition in which deposits of cholesterol, fats, and calcium (known as plaque) build up and adhere to artery walls. Plaque hardens over time and may restrict blood flow ... be visible via ...

TCD is a non-invasive, painless ultrasound technique that uses high-frequency sound waves to measure the rate and direction of blood flow inside vessels. The test examines and records the speed of the ...

Sixty babies, delivered over a six and a half year period, who had absent end diastolic frequency (AEDF) in the umbilical artery ... with ultrasound; waveforms were accepted only where a constant ...