Pulmonary Vein Stenosis With Normal Pulmonary Artery Wedge Pressure

Author(s):  
Mengfei Jia ◽  
Yaling Chen ◽  
Hongling Su ◽  
Aqian Wang ◽  
Kaiyu Jiang ◽  
...  
CHEST Journal ◽  
2010 ◽  
Vol 138 (4) ◽  
pp. 3A ◽  
Author(s):  
Mateo Porres Aguilar ◽  
Lynette M. Brown ◽  
Matthew J. Hegewald ◽  
Brian K. Whisenant ◽  
Steve C. Horton ◽  
...  

2016 ◽  
Vol 2016 ◽  
pp. 1-4
Author(s):  
John J. Lee ◽  
Denis Weinberg ◽  
Rishi Anand

Pulmonary vein stenosis is a well-established possible complication following an atrial fibrillation ablation of pulmonary veins. Symptoms of pulmonary vein stenosis range from asymptomatic to severe exertional dyspnea. The number of asymptomatic patients with pulmonary vein stenosis is greater than originally estimated; moreover, only about 22% of severe pulmonary vein stenosis requires intervention. We present a patient with severe postatrial fibrillation (AF) ablation pulmonary vein (PV) stenosis, which was seen on multiple imaging modalities including cardiac computed tomography (CT) angiogram, lung perfusion scan, and pulmonary angiogram. This patient did not have any pulmonary symptoms. Hemodynamic changes within a stenosed pulmonary vein might not reflect the clinical severity of the obstruction if redistribution of pulmonary artery flow occurs. Our patient had an abnormal lung perfusion and ventilation (V/Q) scan, suggesting pulmonary artery blood flow redistribution. The patient ultimately underwent safe repeat atrial fibrillation ablation with successful elimination of arrhythmia.


2018 ◽  
Vol 8 (4) ◽  
pp. 248-255
Author(s):  
O.V. Sapelnikov ◽  
◽  
E.V. Merkulov ◽  
O.A. Nikolaeva ◽  
D.I. Cherkashin ◽  
...  

2014 ◽  
Vol 12 (4) ◽  
pp. 186-192 ◽  
Author(s):  
David Poch ◽  
Victor Pretorius

Chronic thromboembolic pulmonary hypertension (CTEPH) is defined as a mean pulmonary artery pressure ≥25 mm Hg and pulmonary artery wedge pressure ≤15 mm Hg in the presence of occlusive thrombi within the pulmonary arteries. Surgical pulmonary thromboendarterectomy (PTE) is considered the best treatment option for CTEPH.


Author(s):  
Ata Firouzi ◽  
Zahra Khajali ◽  
Hojjat Mortezaeian ◽  
Hamidreza Pouraliakbar ◽  
Bahram Mohebbi ◽  
...  

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