Results 161 to 170 of about 1,817,394 (413)

Pyramid Network with Online Hard Example Mining for Accurate Left Atrium Segmentation [PDF]

open access: yesarXiv, 2018
Accurately segmenting left atrium in MR volume can benefit the ablation procedure of atrial fibrillation. Traditional automated solutions often fail in relieving experts from the labor-intensive manual labeling. In this paper, we propose a deep neural network based solution for automated left atrium segmentation in gadolinium-enhanced MR volumes with ...
arxiv  

Short- and long-term experience in pulmonary vein segmental ostial ablation for paroxysmal atrial fibrillation* [PDF]

open access: yes, 2006
Introduction: Segmental ostial pulmonary vein isolation (PVI) is considered a potentially curative therapeutic approach in the treatment of paroxysmal atrial fibrillation (PAF).
Aichinger, J   +4 more
core   +1 more source

Anomalous V2 of the left pulmonary vein detected using three-dimensional computed tomography in a patient with lung cancer : A case report [PDF]

open access: yes, 2017
We report one of the rare anatomical variations of the pulmonary vein wherein the left V2 drained into the inferior pulmonary vein. A 63-year-old man was referred to our hospital because of an abnormal shadow in the left lower lung field that was noted ...
Aragaki, Masato   +3 more
core   +2 more sources

Analysis of the variation pattern in right upper pulmonary veins and establishment of simplified vein models for anatomical segmentectomy

open access: yesGeneral Thoracic and Cardiovascular Surgery, 2016
ObjectiveThoracic surgeons must be erudite pulmonary vein variation when performing anatomical segmentectomy. We used three-dimensional CT (3DCT) to accumulate variations of the pulmonary veins of the right upper lobe (RUL) and created a simplified RUL ...
K. Shimizu   +9 more
semanticscholar   +1 more source

Rapid Blood Clot Removal via Remote Delamination and Magnetization of Clot Debris

open access: yesAdvanced Science, Volume 12, Issue 17, May 8, 2025.
A programmable colloidal microswarm is developed to quickly detach blood clots and enable rapid recanalization, with the detached debris functioning as a magnetic “debris‐robot” that can be efficiently propelled and retrieved via catheter suction, which could significantly save time compared to the critical “Golden 6 hours” window for ischemic stroke ...
Qinglong Wang   +11 more
wiley   +1 more source

Template-Guided Reconstruction of Pulmonary Segments with Neural Implicit Functions [PDF]

open access: yesarXiv
High-quality 3D reconstruction of pulmonary segments plays a crucial role in segmentectomy and surgical treatment planning for lung cancer. Due to the resolution requirement of the target reconstruction, conventional deep learning-based methods often suffer from computational resource constraints or limited granularity. Conversely, implicit modeling is
arxiv  

Misdiagnosis of anomalous pulmonary venous connections in a patient with lung cancer and a review of the literature [PDF]

open access: yes, 2017
A partial anomalous pulmonary venous connection (PAPVC) is a rare congenital defect in which at least one pulmonary vein doesn't drain into the left atrium but into a systemic vein or even into the right atrium, causing a left-to right shunt.
Anania, Gabriele   +6 more
core   +1 more source

The appearance of a small thrombus in the pulmonary vein indicates the existence of a smaller pulmonary vein

open access: yesIJC Heart & Vasculature, 2015
Stroke is a leading cause of serious long-term disability and the third-leading cause of death [1]. Acute ischemic stroke accounts for approximately 70% of all strokes, and cardiac embolism accounts for approximately 15% of embolic strokes. Atrial fibrillation (AF), which is responsible for 10% of all ischemic strokes and half of all cardioembolic ...
openaire   +5 more sources

A Novel Theranostic Strategy for Malignant Pulmonary Nodules by Targeted CECAM6 with 89Zr/131I‐Labeled Tinurilimab

open access: yesAdvanced Science, EarlyView.
This study investigates the integrated diagnostic and therapeutic strategy utilizing 89Zr/131I‐labeled tinurilimab for the management of malignant lung nodules, with a particular focus on lung adenocarcinoma (LUAD). CEACAM6, which is highly expressed in most LUAD patients, activates the Src/FAK signaling pathway, thereby promoting cell proliferation ...
Chongyang Chen   +8 more
wiley   +1 more source

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