Results 31 to 40 of about 136,426 (310)

What every ICU clinician needs to know about the cardiovascular effects caused by abdominal hypertension [PDF]

open access: yes, 2015
The effects of increased intra-abdominal pressure (IAP) on cardiovascular function are well recognized and include a combined negative effect on preload, afterload and contractility.
De Keulenaer, Bart L   +2 more
core   +1 more source

Pulmonary Vein Activity Organization to Determine Atrial Fibrillation Recurrence: Preliminary Data from a Pilot Study

open access: yesMathematics, 2020
Ablation of pulmonary veins has emerged as a key procedure for normal rhythm restoration in atrial fibrillation patients. However, up to half of ablated Atrial fibrillation (AF) patients suffer recurrences during the first year.
Raquel Cervigón   +4 more
doaj   +1 more source

Safety and Efficacy Using the Second-Generation Cryoballoon in Patients With Atrial Fibrillation and a Common Ostium of Inferior Pulmonary Veins

open access: yesFrontiers in Cardiovascular Medicine, 2021
Background: Common ostium of inferior pulmonary veins (COIPV) is a kind of pulmonary vein variation. The safety and efficacy of COIPV isolation using the second-generation cryoballoon (CB) ablation remain unknown.Methods: A total of 10 patients with ...
Hai-yang Xie   +8 more
doaj   +1 more source

Meandering pulmonary veins [PDF]

open access: yesMedicine, 2020
Abstract Rationale: Meandering pulmonary vein is a rare congenital pulmonary vascular anomaly. It presents unilateral single pulmonary vein that takes a circuitous route in the lung and drains normally into the left atrium. Most cases of meandering pulmonary vein have been reported to be right-sided.
Lee, Miji   +3 more
openaire   +2 more sources

Multiple variations in pulmonary veins during a thoracoscopic right lower lobectomy: A case report

open access: yesThoracic Cancer, 2020
A knowledge of pulmonary vein anatomy variants allows an appropriate preoperative radiological assessment and safe surgical management of vascular anomalies in patients undergoing major lung resections.
Dario Amore   +9 more
doaj   +1 more source

The anatomy of interatrial communications - what does the interventionist need to know? [PDF]

open access: yes, 2008
Increasingly, the interventional cardiologist is seeking to close interatrial communications by inserting devices by means of catheterisation. So as to optimise these procedures, it is adavantageous to have a firm grasp of the anatomy of the normal ...
Anderson, RH, Martins, JDF
core   +1 more source

Role of MDCT in evaluation of congenital and acquired anomalies of pulmonary venous drainage

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2018
Objective: This work aimed for detection of different congenital and acquired abnormalities affecting the pulmonary veins using multislice computed tomography (MSCT). Patients and methods: This study was carried on 74 patients.
Youssriah Yahia Sabri   +3 more
doaj   +1 more source

Catheter ablation of atrial fibrillation : radiofrequency catheter ablation for redo procedures after cryoablation [PDF]

open access: yes, 2013
Aim: To evaluate the effectiveness of two different strategies using radiofrequency catheter ablation for redo procedures after cryoablation of atrial fibrillation. Methods: Thirty patients (paroxysmal atrial fibrillation: 22 patients, persistent atrial
Gramley, Felix, Kettering, Klaus
core   +1 more source

In vivo dose measurement using TLDs and MOSFET dosimeters for cardiac radiosurgery. [PDF]

open access: yes, 2012
In vivo measurements were made of the dose delivered to animal models in an effort to develop a method for treating cardiac arrhythmia using radiation. This treatment would replace RF energy (currently used to create cardiac scar) with ionizing radiation.
Blanck, Oliver   +6 more
core   +2 more sources

Pulmonary veins firing simultaneously [PDF]

open access: yesEuropace, 2012
A 62-year-old man was referred for catheter ablation of symptomatic paroxysmal atrial fibrillation refractory to propafenone and dronedarone. Isoproterenol in doses of 1–5 mg/min was administered for testing purposes after the completion of pulmonary vein (PV) isolation guided by a 20-electrode circular mapping catheter.
openaire   +2 more sources

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