flow autoregulation

The intrinsic capacity of arterioles to respond to changes in arterial pressure by a change in bore so as to maintain constancy of blood flow.

References in periodicals archive ?

Propofol total intravenous anesthesia (TIVA) maintains cerebral blood flow autoregulation and is considered superior to inhalant agents as an anesthetic protocol for patients with intracranial lesions.

Use of propofol for induction and maintenance of anesthesia in a king penguin (Aptenodytes patagonicus) undergoing magnetic resonance imaging

2] This syndrome is a clinico-neuroimaging entity and is hypothesised to be related to impaired cerebral blood flow autoregulation that leads to either over- or under-perfusion of the brain.

Severe hypertension in pregnancy: using dynamic checklists to save lives

PRES may be associated with a failure in cerebral blood flow autoregulation combined with endothelial dysfunction (5).

Postpartum headache: an unexpected manifestation of posterior reversible encephalopathy syndrome

Retinal blood flow autoregulation in response to an acute increase in blood pressure.

Effect of systemic administration of HMG Co a reductase inhibitor atorvastatin on central retinal artery flow dynamics, intra ocular pressure and visual field changes in primary open angle glaucoma and normal tension glaucoma patients

The cerebral blood flow autoregulation mechanism is intact CA when PRx is negative.

Novel method and device for fully non-invasive cerebrovascular autoregulation monitoring

2007) Retinal blood flow autoregulation after dynamic exercise in healthy young subjects.

Effects of heat stress on ocular blood flow during exhaustive exercise

According to Vaughan and colleagues, while the "exact mechanism" of PRES is not yet clear, "it does seem to be associated with a failure in cerebral blood flow autoregulation combined with endothelial dysfunction3.

POSTERIOR REVERSIBLE ENCEPHALOPATHY SYNDROME IN OUR SETUP

It may be important to note that children have a lower range of cerebral blood flow autoregulation than adults.

An unusual case of hemorrhage with rapid deterioation

Whether cerebral blood flow autoregulation is maintained in autonomic dysfunction has been debated for a long time.

It has been suggested that impaired cerebral blood flow autoregulation is one of the causative mechanisms.

Brain death in a septic patient: possible relationship with posterior reversible encephalopathy syndrome?

2]E) was measured to assess the direct vasodilatory effect of the extract apart from the physiological coronary flow autoregulation due to changes in metabolic demands of the heart, as local metabolites are important regulators of coronary flow (Hoffman, 1984).

Cardiovascular effects in vitro of aqueous extract of wild strawberry (Fragaria vesca, L.) leaves

On March 2 (the 16th day of clinical illness), the treating physicians initiated the Milwaukee Protocol, including parenteral ketamine infusion (2 mg/kg), midazolam infusion (0-20 mg/hour), ribavirin (560 [micro]g every 8 hours), and amantadine (200 mg once daily); the protocol was modified to include L-arginine (35 g every 24 hours), enteral administration of tetrahydrobiopterin (150 mg every 8 hours), and vitamin C (500 mg once daily) to supplement possible deficiencies and to improve cerebral blood flow autoregulation.