Roxanne E Walker

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Right ventricular (RV) volume overload is associated with left ventricular (LV) distortion and dysfunction. The availability of transcatheter device closure of secundum atrial septal defect (ASD) provides an ideal model for investigating the immediate effects of elimination of RV volume overload and avoiding the confounding effects of surgery on LV(More)
Recent developments in computer-assisted radiographic absorptiometry (RA) and quantitative ultrasound techniques (QUS) provide readily accessible and relatively inexpensive methods for assessing bone mineral status. However, few population-based studies have investigated the ability of RA and ultrasound to predict fracture risk prospectively. We explored(More)
OBJECTIVE To evaluate the breeding soundness examination procedure in plains bison bulls. DESIGN Multiyear (1993 through 1997) cross-sectional clinical procedure evaluation. ANIMALS Two hundred thirty-four 28- to 30-month-old bison bulls at Custer State Park. PROCEDURE Breeding soundness examinations were performed on all bison bulls using 1992(More)
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