Results 301 to 310 of about 191,200 (355)

Non‐Invasive Prenatal Testing by Cell‐Free DNA (cfNIPT) for Detecting Turner Syndrome With Mosaicism and Structural Variants—Prenatal Findings and Postnatal Outcomes

open access: yesAmerican Journal of Medical Genetics Part C: Seminars in Medical Genetics, EarlyView.
ABSTRACT Turner Syndrome (TS) is a sex chromosomal disorder associated with karyotype heterogeneity. Although TS can be associated with severe prenatal findings, most often linked to the 45, X karyotype, the majority of TS fetuses have no overt phenotype, resulting in delayed diagnosis and management.
Ivonne Bedei   +10 more
wiley   +1 more source

A Fibrin-Thrombin Based In Vitro Perfusion System to Study Flow-Related Prosthetic Heart Valves Thrombosis. [PDF]

open access: yesAnn Biomed Eng
Kreinin Y   +8 more
europepmc   +1 more source
Some of the next articles are maybe not open access.

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Biological heart valves

Biomedizinische Technik/Biomedical Engineering, 2013
Cardiac valvular pathologies are often caused by rheumatic fever in young adults, atherosclerosis in elderly patients, or by congenital malformation of the heart in children, in effect affecting almost all population ages. Almost 300,000 heart valve operations are performed worldwide annually.
Anatol Ciubotaru   +5 more
openaire   +3 more sources

Stolen Heart Valves?

Scottish Medical Journal, 1987
A patient having had both aortic and mitral valves replaced complained of triggering shop security alarms, attributing the problem to the prosthetic valves. It was demonstrated that the valves were not the cause of the problem and the source identified.
Elliott At, Bain Wh
openaire   +3 more sources

Artificial Heart Valves [PDF]

open access: possibleAnnual Review of Medicine, 1990
This overview of heart valve prostheses is based on a current review of clinical reports and focuses on the major complications that characterize long-term valve performance: thromboembolism, thrombosis, anti-coagulant-related bleeding, and structural failure.
Shahbudin H. Rahimtoola   +1 more
openaire   +2 more sources

Patents and Heart Valve Surgery – III: Percutaneous Heart Valves

Recent Patents on Cardiovascular Drug Discovery, 2014
Advancements in technology for the treatment of valvularcardiac diseases seek to provide solutions for high risk patients in the form of percutaneous valve insertion for patients with complicated valvular disease not amenable to more traditional options.
F.H. Cheema   +5 more
openaire   +4 more sources

Prosthetic Heart Valves

Cardiology Clinics, 2011
The first prosthetic valve was implanted by Hufnagel in 1952 in a patient with aortic insufficiency. Since then, prosthetic valves have evolved into various mechanical and bioprosthetic shapes and sizes. Despite the excitement surrounding the current development of prosthetic heart valves, surgically implanted valves remain the mainstay of current ...
C. Ryan Longnecker, Michael J. Lim
openaire   +3 more sources

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