Stefan Orwat
Overview
Explore the profile of Stefan Orwat including associated specialties, affiliations and a list of published articles.
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56
Citations
848
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Recent Articles
1.
Tolle M, Garthe P, Scherer C, Seliger J, Leha A, Kruger N, et al.
NPJ Digit Med
. 2025 Feb;
8(1):88.
PMID: 39915633
Federated learning is a renowned technique for utilizing decentralized data while preserving privacy. However, real-world applications often face challenges like partially labeled datasets, where only a few locations have certain...
2.
Tolle M, Burger L, Kelm H, Florian Andre , Bannas P, Diller G, et al.
Int J Comput Assist Radiol Surg
. 2025 Feb;
PMID: 39899185
Purpose Federated training is often challenging on heterogeneous datasets due to divergent data storage options, inconsistent naming schemes, varied annotation procedures, and disparities in label quality. This is particularly evident...
3.
Hecht S, Annabi M, Stanova V, Dahou A, Burwash I, Koschutnik M, et al.
JACC Adv
. 2024 Sep;
3(10):101245.
PMID: 39290817
Background: In patients with low-gradient (LG) aortic stenosis (AS), confirming disease severity and indication of intervention often requires dobutamine stress echocardiography (DSE) or aortic valve calcium scoring by computed tomography....
4.
Diller G, Gerwing M, Boroni Grazioli S, De-Torres-Alba F, Radke R, Vormbrock J, et al.
J Clin Med
. 2024 Jan;
13(2).
PMID: 38276138
Background: Coronary CT angiography (CCTA) may detect coronary artery disease (CAD) in transcatheter aortic valve implantation (TAVI) patients and may obviate invasive coronary angiography (ICA) in selected patients. We assessed...
5.
Deschka H, Orwat S, Bleiziffer S, Kaleschke G
JTCVS Tech
. 2023 Oct;
21:102-105.
PMID: 37854798
No abstract available.
6.
Diller G, Lammers A, Fischer A, Orwat S, Nienhaus K, Schmidt R, et al.
Eur Heart J
. 2023 Feb;
44(34):3250-3260.
PMID: 36747318
Aims: To provide population-based data on the prevalence and clinical significance of immune deficiency syndromes (IDS) associated with congenital heart disease (CHD). Methods And Results: Utilizing administrative German Health System...
7.
Diller G, Benesch Vidal M, Kempny A, Kubota K, Li W, Dimopoulos K, et al.
Eur Heart J Cardiovasc Imaging
. 2022 Jul;
23(11):1447-1456.
PMID: 35900292
Aims: To test the hypothesis that deep learning (DL) networks reliably detect pulmonary arterial hypertension (PAH) and provide prognostic information. Methods And Results: Consecutive patients with PAH, right ventricular (RV)...
8.
Spiesshoefer J, Regmi B, Orwat S, Kabitz H, Giannoni A, Dreher M, et al.
Int J Cardiol
. 2022 Jun;
363:40.
PMID: 35760159
No abstract available.
9.
Wegner F, Radke R, Ellermann C, Wolfes J, Willy K, Lange P, et al.
J Pers Med
. 2022 Mar;
12(3).
PMID: 35330460
Introduction: Transesophageal echocardiography (TEE) is routinely performed before catheter ablation of atrial tachyarrhythmias to rule out the presence of left atrial thrombi. However, data to support this practice are inconsistent....
10.
Wegner F, Radke R, Ellermann C, Wolfes J, Fischer A, Baumgartner H, et al.
Sci Rep
. 2022 Mar;
12(1):3671.
PMID: 35256621
Guidelines recommend transesophageal echocardiography (TEE) before cardioversion in thrombogenic arrhythmias when the requirement of ≥ 3 weeks of anticoagulation is not met. Current data to support this approach, especially with...