Results 61 to 70 of about 39,225 (224)

Identification of the individual cardiac contraction threshold during high‐frame‐rate stress echocardiography

open access: yesExperimental Physiology, EarlyView.
Abstract The clinical assessment of cardiovascular function during exercise using stress echocardiography is essential for accurate cardiac diagnosis. However, normal limitations of cardiac deformation responses to increasing physical exertion remain poorly understood.
Fabian Spahiu   +4 more
wiley   +1 more source

Modelling the time‐resolved modulations of cardiac activity in rats: A study on pharmacological autonomic stimulation

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Time‐resolved estimation of cardiac rhythmicity parameters. A pipeline is shown for the estimation of the fluctuating cardiac parameters, based on the Poincaré plot. The Poincaré plot illustrates the successive changes in interbeat intervals (IBI).
Diego Candia‐Rivera   +3 more
wiley   +1 more source

Accelerated dobutamine stress echocardiography protocol versus the standard one in the assessment of coronary artery disease

open access: yesInternational Journal of the Cardiovascular Academy, 2019
Objectives: The steady-state concentration of dobutamine at any infusion rate is not reached except after 10 min. Nevertheless, dobutamine stress echocardiography (DSE) still employs an incremental 3-min interval infusion protocol. Constant infusion of a
Ahmed Bendary   +4 more
doaj   +1 more source

Agonist‐specific conformational dynamics at the β2‐adrenoceptor dictate allosteric modulation of Gαs signalling and bronchodilation

open access: yesBritish Journal of Pharmacology, Volume 183, Issue 17, Page 5315-5335, September 2026.
Abstract Background and Purpose β2‐adrenoceptor (β2AR) agonists are the cornerstone of asthma therapy and promote bronchodilation through Gαs signalling in airway smooth muscle (ASM), but their efficacy is limited by β‐arrestin‐mediated β2AR desensitization.
Sushrut D. Shah   +7 more
wiley   +1 more source

Stapled side‐to‐side anastomosis to treat a pelvic flexure stricture in a miniature horse

open access: yesEquine Veterinary Education, Volume 38, Issue 9, Page e603-e608, September 2026.
Summary Fecaliths are a recognised cause of non‐strangulating colon obstruction in horses. Although they more commonly obstruct the small colon, they can also lodge in the pelvic flexure, requiring enterotomy for removal. Stricture at the enterotomy site is an uncommon but surgically significant complication.
M. Baglioni   +5 more
wiley   +1 more source

Detection of early anthracycline-induced cardiotoxicity in childhood cancer with dobutamine stress echocardiography

open access: yesThe Turkish Journal of Pediatrics, 1998
Asymptomatic long-term survivors of childhood cancer treated with anthracyclines may have latent cardiac dysfunction which is undetected by commonly used echocardiographic methods.
M K Lenk   +4 more
doaj  

Spontaneous hepatic tumor regression in an infant with trisomy 18

open access: yes
Pediatric Investigation, EarlyView.
Masashi Hotta   +5 more
wiley   +1 more source

Therapeutic drug monitoring of antimicrobials in a paediatric setting: A retrospective single‐centre study

open access: yesBritish Journal of Clinical Pharmacology, Volume 92, Issue 8, Page 2723-2740, August 2026.
Aims Paediatric pharmacokinetics differ significantly from adults due to age‐related physiological changes, necessitating precise dose adjustments. However, data on therapeutic drug monitoring (TDM) implementation in paediatric setting remain limited.
Gianluca Gazzaniga   +20 more
wiley   +1 more source

Comparative study between stress echocardiography with dobutamine and dipyridamol

open access: yesRevista Cubana de Cardiología y Cirugía Cardiovascular, 2014
The diagnostic accuracy of stress echocardiography with dobutamine and dipyridamole was evaluated in 15 patients with stable effort angina who underwent coronary angiography, whose indication was not related to the objectives of this study.
Juan Prohías Martínez   +2 more
doaj  

Impact of Severe Postoperative Multi‐Organ Dysfunction on Long‐Term Outcomes After Modified Morrow Surgery

open access: yesClinical Cardiology, Volume 49, Issue 8, August 2026.
This retrospective cohort study (n = 380) demonstrates that severe postoperative multi‐organ dysfunction (SOFA Maximum ≥ 11) is a strong independent predictor of long‐term adverse outcomes after modified Morrow surgery. Incorporating the SOFA score into postoperative assessments helps identify high‐risk hypertrophic obstructive cardiomyopathy patients ...
Tong Wang   +5 more
wiley   +1 more source

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