Jason M Haas

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Between 1968 and 1983, 54 patients underwent surgery for symptomatic aortic arch and pulmonary artery anomalies at St Christopher's Hospital for Children. Presenting symptoms included stridor, wheeze, apnea, recurrent pulmonary infections, or dysphagia. Diagnosis was established with chest roentgenogram, bronchoscopy, barium esophagram, and arteriography.(More)
OBJECTIVE Recent findings suggest that time to endoscopy is prolonged in patients admitted on the weekend with upper gastrointestinal hemorrhage (UGIH), which may result in increased adverse outcomes. This study was designed to determine if these findings hold true for a community gastroenterology practice. METHODS This retrospective study reviewed(More)
Selective coronary arteriography is now the procedure of choice in the determination of the existence and the delineation of the extent of chronic obstructive coronary artery disease. Since Sones and Shirey's original description of this technique, variations in the procedure and the approach have evolved. More recently, the percutaneous transfemoral artery(More)
While the very low thrombogenicity without anticoagulant therapy and generally good durability of the lonescu-Shiley bioprosthesis has been demonstrated, further hemodynamic assessment is necessary. The present study assessed cardiac function and heterograft performance during right and left heart catheterization at rest and exercise (three to six months(More)
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