Results 171 to 180 of about 596,703 (340)

Pulmonary arterial mechanoreceptors modulate exercise‐induced sympathetic activation in healthy humans during moderate‐intensity hypoxic exercise

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend This randomized cross‐over trial (N = 12) addressed the hypothesis that selective reduction of pulmonary arterial pressure (i.e. manipulation of pulmonary arterial mechanoreceptor activation) during hypoxic exercise would reduce sympathetic outflow (muscle sympathetic nerve activity (MSNA)) in healthy humans.
Michiel T. Ewalts   +9 more
wiley   +1 more source

Transthoracic Doppler echocardiography of normal tricuspid valve prostheses: comparison between surgical and transcatheter approaches. [PDF]

open access: yesQuant Imaging Med Surg
Xu J   +12 more
europepmc   +1 more source

Reference Values for Pulse Wave Doppler and Tissue Doppler Imaging in Pediatric Echocardiography

open access: yesCirculation Cardiovascular Imaging, 2015
Frédéric Dallaire   +10 more
semanticscholar   +1 more source

Role of reactive oxygen species in mediating peripheral hypoxic vasodilation and sympathoexcitation at high altitude

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend High‐altitude acclimatisation increases muscle sympathetic nerve activity (MSNA) via activation of the arterial chemoreflex, pulmonary arterial baroreceptors and resetting of the sympathetic vascular baroreflex. However attempting to silence these mechanisms only partially normalises MSNA, implicating other contributory ...
Liam D. Corr   +15 more
wiley   +1 more source

Measurement of turbulent kinetic energy with colour Doppler echocardiography and particle tracing velocimetry in an ex-vivo aortic stenosis model. [PDF]

open access: yesEur Heart J Imaging Methods Pract
Buffle E   +11 more
europepmc   +1 more source

Effect of medetomidine on left ventricular outflow tract velocity in cats: A Doppler echocardiography study. [PDF]

open access: yesVet Res Forum, 2021
Sadjadi R   +3 more
europepmc   +1 more source

Disseminated Invasive Aspergillosis in a Young Patient With Chronic Alcohol Use and Seemingly Preserved Immunocompetence: A Case Report

open access: yesClinical Case Reports, Volume 14, Issue 2, February 2026.
ABSTRACT Invasive aspergillosis, though typically seen in immunocompromised patients, can also affect immunocompetent individuals and mimic pulmonary malignancy. This case highlights the importance of considering fungal infections in the differential diagnosis of chronic respiratory symptoms, particularly in patients with risk factors such as heavy ...
Kumail Khandwala   +4 more
wiley   +1 more source

Doppler Echocardiography

open access: yesEchocardiography, 1984
ALLAN H. SCHUSTER, NAVIN C. NANDA
openaire   +3 more sources

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