• Work-energy equation using 4D-flow MRI is a promising technique for non-invasive estimation of trans-stenotic pressure drop in patients with idiopathic intracranial hypertension.• Additional research with larger and multicentric prospective cohorts is needed to validate the results, along with improvement of the segmentation process with automated techniques and shortening of scanning times to allow for practical clinical use.
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http://dx.doi.org/10.1007/s00330-023-09395-5 | DOI Listing |
Am J Cardiovasc Dis
December 2024
J.B. Chemicals and Pharmaceuticals Ltd. Cnergy It Park, Unit A, Appasaheb Marathe Marg, Century Bazaar, Prabhadevi, Mumbai, Maharashtra 400025, India.
Calcium channel antagonists, specifically long-acting nifedipine formulations, play a crucial role in treating hypertension and angina. Originally used for angina, nifedipine has been widely employed as an antihypertensive medication for over 40 years. It offers rapid action and oral bioavailability with minimal maternal or fetal side effects, making it suitable for treating hypertensive crises during pregnancy.
View Article and Find Full Text PDFSci Rep
January 2025
School of Engineering, The University of Manchester, Manchester, UK.
This study examines how heart rate (HR) affects hemodynamics in a South African infant with Coarctation of the Aorta. Computed tomography angiography segments aortic coarctation anatomy; Doppler echocardiography derives inlet flow waveforms. Simulations occur at 100, 120, and 160 beats per minute, representing reduced, resting, and elevated HR levels.
View Article and Find Full Text PDFHeliyon
January 2025
Department of Mechanical and Production Engineering (MPE), Ahsanullah University of Science and Technology, Dhaka, 1208, Bangladesh.
This study emphasizes the importance of optimizing pin-finned heat sinks as a means of addressing thermal engineering issues. It aims to investigate the use of perforations and unique fin designs in relation to staggered pin arrays in order to fill a gap in existing research. Three-dimensional incompressible flow simulation is performed with the Fluent software.
View Article and Find Full Text PDFBMC Ophthalmol
January 2025
Department of Ophthalmology, The First Affiliated Hospital of Bengbu Medical University, Bengbu, Anhui, 233004, China.
Objectives: To evaluate the effects of short-acting cycloplegic agents, tropicamide and compound tropicamide, on ocular biological parameters and choroid thickness.
Methods: In this study, seventy pediatric subjects aged 6 to 13 years were randomly assigned to two groups: the tropicamide group and compound tropicamide group. Ocular biological parameters and choroidal thickness (CT) and subfoveal choroid thickness (SFCT) were measured in both groups and were retested 40 min after drug administration.
Eur Arch Otorhinolaryngol
January 2025
Department of Otolaryngology-Head and Neck Surgery, Zain Hospital, Kuwait City, Kuwait.
Purpose: Obesity is a major risk factor in Obstructive sleep apnea (OSA), which is a prevalent disease that leads to significant morbidity. Multi-level Sleep Surgery (MLS) is a method of treatment for patients who cannot tolerate continuous positive airway pressure. Obesity has previously been identified as a risk factor that may decrease the success rate of MLS.
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