Results 1 to 10 of about 2,201 (190)
Diagnostics, 2021 Background: Despite significant interest in intracoronary thrombi in patients with vasospastic angina (VSA), the phenomenon remains unclarified. Therefore, we investigated a possible relationship using coronary angioscopy (CAS) in VSA patients.
Hiroki Teragawa +3 more
doaj +2 more sources
Clinical Case Reports, 2023 Key clinical message Contrast defects in veins are often diagnosed as benign thrombi, but depending on the patient’s background it is necessary to differentiate between tumor thrombi. It is difficult to differentiate between these using contrast‐enhanced
Shiho Wakasa +4 more
doaj +2 more sources
Efficacy of non-obstructive aortic angioscopy for detecting a thoracic aortic graft rupture: a case report [PDF]
Surgical Case Reports, 2022 Background Non-anastomotic thoracic aortic graft rupture is extremely rare and difficult to diagnose. Non-obstructive general angioscopy can help monitor the aortic intima and detect the locations of abnormal findings, while aortic angioscopy can detect ...
Fumio Yamana +8 more
doaj +2 more sources
A Parametric Study of Flushing Conditions for Improvement of Angioscopy Visibility
Journal of Functional Biomaterials, 2022 During an angioscopy operation, a transparent liquid called dextran is sprayed out from a catheter to flush the blood away from the space between the camera and target. Medical doctors usually inject dextran at a constant flow rate.
Kohei Mitsuzuka +9 more
doaj +1 more source
Stroke: Vascular and Interventional Neurology, 2023 Background Aortogenic embolism is one of the causes of embolic stroke of undetermined source, which can be difficult to diagnose. Methods We present the case of a 74‐year‐old male patient with a history of Bentall surgery and thoracic endovascular aortic
Kenji Fukutome +8 more
doaj +1 more source
Surgical Case Reports, 2022 Background Acute arterial embolization caused by a free-floating thrombus of the false lumen after surgery for acute aortic dissection is a rare complication; hence, determining its cause may be difficult.
Riha Shimizu +3 more
doaj +1 more source
Is a thin diameter ureteroscope feasible for image guided intravascular procedures?
Current Directions in Biomedical Engineering, 2020 Vascular endoscopic imaging is known for a long time but has never made its way into clinical routine. Reasons for that are the complexity, lack of low-cost portable systems, and the lack of suitable endoscopes providing high image quality with small ...
Boese Axel, Friebe Michael
doaj +1 more source
Evaluation of flushing parameters for clear view vascular endoscopy
Current Directions in Biomedical Engineering, 2023 Vascular diseases like aneurysms or atherosclerosis belong to the leading causes of death. For diagnosis and treatment, medical imaging is essential. Standard imaging methods are Ultrasound, X-ray-based Angiography, Computed tomography or Magnet Resonant
Böckmann Julian +4 more
doaj +1 more source
Angioscopic Evaluation of Atrial Septal Defect Closure Device Neo‐Endothelialization
Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2021 Background Current guidelines recommend at least 6 months of antithrombotic therapy and antibiotic prophylaxis after septal‐occluding device deployment in transcatheter closure of atrial septal defect.
Yasuhiro Tanabe +18 more
doaj +1 more source
Confirmation of Intimal Tear in Thrombosed-Type Acute Aortic Dissection by Virtual Angioscopy
EJVES Short Reports, 2016 : Introduction: Therapeutic strategies for intramural hematoma (IMH) involving the ascending aorta remain controversial. Report: The patient was a 72 year old woman with a history of chest pain.
T. Cho +3 more
doaj +1 more source