Regulation of cerebral blood flow in humans: physiology and clinical implications of autoregulation
JAHR Claassen, DHJ Thijssen… - Physiological …, 2021 - journals.physiology.org
Brain function critically depends on a close matching between metabolic demands,
appropriate delivery of oxygen and nutrients, and removal of cellular waste. This matching …
appropriate delivery of oxygen and nutrients, and removal of cellular waste. This matching …
Transfer function analysis of dynamic cerebral autoregulation: a CARNet white paper 2022 update
Cerebral autoregulation (CA) refers to the control of cerebral tissue blood flow (CBF) in
response to changes in perfusion pressure. Due to the challenges of measuring intracranial …
response to changes in perfusion pressure. Due to the challenges of measuring intracranial …
HIITing the brain with exercise: mechanisms, consequences and practical recommendations
The increasing number of older adults has seen a corresponding growth in those affected by
neurovascular diseases, including stroke and dementia. Since cures are currently …
neurovascular diseases, including stroke and dementia. Since cures are currently …
Effects of age and sex on middle cerebral artery blood velocity and flow pulsatility index across the adult lifespan
MR Alwatban, SE Aaron, CS Kaufman… - Journal of Applied …, 2021 - journals.physiology.org
Reduced middle cerebral artery blood velocity (MCAv) and flow pulsatility are contributors to
age-related cerebrovascular disease pathogenesis. It is unknown whether the rate of …
age-related cerebrovascular disease pathogenesis. It is unknown whether the rate of …
Quantification of dynamic cerebral autoregulation: welcome to the jungle!
Purpose Patients with dysautonomia often experience symptoms such as dizziness,
syncope, blurred vision and brain fog. Dynamic cerebral autoregulation, or the ability of the …
syncope, blurred vision and brain fog. Dynamic cerebral autoregulation, or the ability of the …
Dynamic cerebral autoregulation across the cardiac cycle during 8 hr of recovery from acute exercise
JS Burma, P Copeland, A Macaulay… - Physiological …, 2020 - Wiley Online Library
Current protocols examining cerebral autoregulation (CA) parameters require participants to
refrain from exercise for 12–24 hr, however there is sparse objective evidence examining …
refrain from exercise for 12–24 hr, however there is sparse objective evidence examining …
Comparison of diurnal variation, anatomical location, and biological sex within spontaneous and driven dynamic cerebral autoregulation measures
JS Burma, P Copeland, A Macaulay… - Physiological …, 2020 - Wiley Online Library
Presently, the literature describing the influence of diurnal variation on dynamic cerebral
autoregulation (dCA) metrics is sparse. Additionally, there is little data with respect to dCA …
autoregulation (dCA) metrics is sparse. Additionally, there is little data with respect to dCA …
Reproducibility and diurnal variation of the directional sensitivity of the cerebral pressure-flow relationship in men and women
The cerebral pressure-flow relationship has directional sensitivity, meaning the
augmentation in cerebral blood flow is attenuated when mean arterial pressure (MAP) …
augmentation in cerebral blood flow is attenuated when mean arterial pressure (MAP) …
Directional sensitivity of the cerebral pressure–flow relationship in young healthy individuals trained in endurance and resistance exercise
New Findings What is the central question of this study? Does habitual exercise modality
affect the directionality of the cerebral pressure–flow relationship? What is the main finding …
affect the directionality of the cerebral pressure–flow relationship? What is the main finding …
Utilization of the repeated squat-stand model for studying the directional sensitivity of the cerebral pressure-flow relationship
L Labrecque, JD Smirl… - Journal of Applied …, 2021 - journals.physiology.org
Hysteresis in the cerebral pressure-flow relationship describes the superior ability of the
cerebrovasculature to buffer cerebral blood flow changes when mean arterial pressure …
cerebrovasculature to buffer cerebral blood flow changes when mean arterial pressure …