Publications by authors named "Anthony Parker"

The apical variant of nonobstructive hypertrophic cardiomyopathy (HCM) constitutes a minority of all cases of HCM and generally carries a favorable clinical outcome. We describe a 68 year-old Caucasian woman who presented with exertional dyspnea. The patient underwent stress testing with electrocardiogram-gated single-photon emission computed tomography imaging and resting transthoracic echocardiography.

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Referral (verification) bias-the selective sampling of a population under evaluation for definitive confirmation of disease status-has been recognized as affecting the measured sensitivity and specificity of diagnostic tests. The authors developed an Internet-based Java applet to correct the apparent (measured) values of sensitivity and specificity of diagnostic tests to adjust for referral (verification) bias. The applet was applied to the diagnosis of coronary artery disease by means of exercise stress testing.

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