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Patients with painless acute aortic dissection are more likely to present with syncope, congestive heart failure or stroke, and have a higher mortality, especially with type B dissection.
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Merck announced on September 30th that it is voluntarily withdrawing rofecoxib (Vioxx) from the worldwide market.
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During the last few years, chronic kidney disease has been increasingly recognized as a significant risk factor for the development of cardiovascular disease. An American Heart Association Scientific Statement reviewing this subject was published last fall.
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Focal left atrial tachycardias are an important complication after pulmonary vein isolation.
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Doppler echocardiography can estimate SVR, and is particularly accurate at identifying a low SVR.
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Tissue Doppler echocardiography can distinguish between constrictive pericarditis and restrictive cardiomyopathy.
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Survival benefits in the first year after acute MI, in patients 65 years or older, seem to differ according to specific ACE I prescribed.
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Neck pain is common among the general population. Half of those patients who report this symptom have persistent complaints at 1 year. At particular risk for persistent neck pain are those ages 45-59 years, those with chronic low back pain, and patients who ride their bicycles regularly.
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The diagnosis of hyperhidrosis, or excessive sweating, is achieved by clinical inquiry rather than laboratory testing, though quantitative metrics are available for clinical research.