Quantification of dynamic cerebral autoregulation: welcome to the jungle!

P Brassard, MA Roy, JS Burma, L Labrecque… - Clinical Autonomic …, 2023 - Springer
Purpose Patients with dysautonomia often experience symptoms such as dizziness,
syncope, blurred vision and brain fog. Dynamic cerebral autoregulation, or the ability of the …

Systemic physiology augmented functional near-infrared spectroscopy: a powerful approach to study the embodied human brain

F Scholkmann, I Tachtsidis, M Wolf, U Wolf - Neurophotonics, 2022 - spiedigitallibrary.org
In this Outlook paper, we explain why an accurate physiological interpretation of functional
near-infrared spectroscopy (fNIRS) neuroimaging signals is facilitated when systemic …

The effect of hypercapnia on the directional sensitivity of dynamic cerebral autoregulation and the influence of age and sex

RB Panerai, A Davies, RH Clough… - Journal of Cerebral …, 2024 - journals.sagepub.com
The cerebral circulation responds differently to increases in mean arterial pressure (MAP),
compared to reductions in MAP. We tested the hypothesis that this directional sensitivity is …

Directional sensitivity of dynamic cerebral autoregulation during spontaneous fluctuations in arterial blood pressure at rest

RB Panerai, SC Barnes, AP Batterham… - Journal of Cerebral …, 2023 - journals.sagepub.com
Directional sensitivity, the more efficient response of cerebral autoregulation to increases,
compared to decreases, in mean arterial pressure (MAP), has been demonstrated with …

Influence of high‐intensity interval training to exhaustion on the directional sensitivity of the cerebral pressure‐flow relationship in young endurance‐trained men

F Abbariki, MA Roy, L Labrecque… - Physiological …, 2022 - Wiley Online Library
We previously reported subtle dynamic cerebral autoregulation (dCA) alterations following 6
weeks of high‐intensity interval training (HIIT) to exhaustion using transfer function analysis …

Deriving transfer function analysis metrics from driven methods

JS Burma, JD Smirl - Journal of Cerebral Blood Flow & …, 2024 - journals.sagepub.com
Driven and spontaneous methods have been used to quantify the cerebral pressure-flow
relationship via transfer function analysis (TFA). Commonly, TFA derived estimates are …

Carotid sinus baroafferent signals contribute to cerebral blood flow regulation during acute hypotension in young males: A randomized crossover study

K Ishii, T Izaki, R Asahara, H Komine - Physiological Reports, 2024 - Wiley Online Library
Cerebral autoregulation is an important factor in prevention of cerebral ischemic events. We
tested a traditional but unproven hypothesis that carotid sinus baroafferent signals contribute …

Effects of posture changes on dynamic cerebral autoregulation during early pregnancy in women with obesity and/or sleep apnea

T Washio, SL Hissen, R Takeda, K Manabe… - Clinical Autonomic …, 2023 - Springer
The incidence of syncope during orthostasis increases in early human pregnancy, which
may be associated with cerebral blood flow (CBF) dysregulation in the upright posture. In …

Impact de l'insuffisance rénale chronique et ses traitements sur la physiologie vasculaire cérébrale: rigidité artérielle, hémodialyse et débit sanguin cérébral

M Paré - 2023 - corpus.ulaval.ca
Résumé L'insuffisance rénale chronique (IRC) est une maladie chronique associée à de
nombreux désordres métaboliques et endocriniens qui mènent à une augmentation de la …