Results 101 to 110 of about 5,416 (214)

A systematic review of brain health in adults with chronic pain

open access: yesAnaesthesia, Volume 81, Issue 2, Page 248-262, February 2026.
Summary Introduction Recent research has linked chronic pain with an increased risk of clinical dementia diagnosis. Yet structural and functional brain changes associated with chronic pain and their potential role in accelerating brain ageing have not been characterised comprehensively.
Angeline Lee   +22 more
wiley   +1 more source

Quantification of the cerebral pressure–flow relationship directional sensitivity: Reliability of shorter repeated squat–stand durations

open access: yesExperimental Physiology, Volume 111, Issue 2, Page 357-374, 1 February 2026.
Abstract The magnitude of changes in middle cerebral artery mean blood velocity (MCAv) is attenuated when mean arterial pressure (MAP) increases compared with when MAP decreases. This directional sensitivity has been characterized using a time‐corrected ratio calculated on MCAv and MAP changes induced by repeated squat–stands (RSS) at 0.05 and 0.10 Hz ...
Lawrence Labrecque   +6 more
wiley   +1 more source

Predictive value of transcranial doppler ultrasound for cerebral small vessel disease in elderly patients

open access: yesArquivos de Neuro-Psiquiatria
Objective: To investigate the predictive value of transcranial Doppler (TCD) ultrasound for cerebral small vessel disease in elderly patients. Methods: Transcranial Doppler ultrasound and magnetic resonance imaging (MRI) were performed on 184 elderly ...
Shengqi Fu   +3 more
doaj   +1 more source

Sex differences in cerebral pulsatility and damping: A 4D flow MRI study

open access: yesExperimental Physiology, Volume 111, Issue 2, Page 568-579, 1 February 2026.
Abstract Cerebral pulsatility is a potential marker of cerebrovascular health, yet little is understood about sex differences in cerebral pulsatility with age, especially within different cerebral arteries. Additionally, cerebral damping can blunt cerebral pulsatility and might decline with age.
Sarean Harmoni A. Gaynor‐Metzinger   +14 more
wiley   +1 more source

Effect of moderate altitude and nocturnal oxygen therapy on cerebrovascular function in patients with COPD: A randomized, crossover trial at 2048 m

open access: yesExperimental Physiology, Volume 111, Issue 2, Page 527-538, 1 February 2026.
Abstract We investigated whether nocturnal oxygen therapy improves next‐day cerebrovascular function in lowlanders with chronic obstructive pulmonary disease (COPD) staying at moderate altitude. This randomized, placebo‐controlled single‐blind crossover trial was performed in moderate‐to‐severe COPD patients [forced expiratory volume in 1 s (FEV1 ...
Dominic Gilliand   +12 more
wiley   +1 more source

Transcranial sonography in Parkinson's disease

open access: yesEinstein (São Paulo)
Transcranial sonography has become a useful tool in the differential diagnosis of parkinsonian syndromes. This is a non-invasive, low cost procedure.
Edson Bor-Seng-Shu   +6 more
doaj   +1 more source

Evaluation of cerebral hemodynamics by transcranial Doppler ultrasonography and its correlation with intracranial pressure in an animal model of intracranial hypertension. [PDF]

open access: yesArq Neuropsiquiatr, 2022
Soares MS   +9 more
europepmc   +1 more source

A comparative analysis of transcranial Doppler parameters acquired during carotid stenting and semi-eversion carotid endarterectomy

open access: yesJornal Vascular Brasileiro
Background Carotid endarterectomy (CEA) and carotid artery stenting (CAS) have both been proposed for treatment of critical atherosclerotic stenosis located at the carotid bifurcation. Monitoring of hyperintense microembolic signals (MES) by transcranial
Germano da Paz Olveira   +6 more
doaj   +1 more source

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