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Full-Text Articles in Emergency Medicine

Asymmetrical Response Of P38 Kinase Activation To Volume Changes In Primary Rat Astrocytes, Dazhong Xu, Ling Wang, James E. Olson, Luo Lu Nov 2001

Asymmetrical Response Of P38 Kinase Activation To Volume Changes In Primary Rat Astrocytes, Dazhong Xu, Ling Wang, James E. Olson, Luo Lu

Emergency Medicine Faculty Publications

Activation of p38 kinase by osmotic stress has been documented in many cells; however, no report has distinguished the effects of cell volume on p38 activity from the effects of the altered osmotic condition per se. Here we report asymmetrical activation of astrocyte p38 mitogen-activated protein (MAP) kinase in response to volume increases and volume decreases. We separate effects of cell volume changes from the effects of osmotic exposure on p38 activation. Exposure to 400, 500, or 600 mOsm phosphate-buffered saline (PBS) caused cell shrinkage and an osmolality-dependent increase in p38 activity to 175%, 409%, or 518%, respectively, compared with …


Sex And Race Differences In Electrocardiogram Use (The National Hospital Ambulatory Medical Care Survey), Amy L. Arnold, Kerry A. Milner, Viola Vaccarino Nov 2001

Sex And Race Differences In Electrocardiogram Use (The National Hospital Ambulatory Medical Care Survey), Amy L. Arnold, Kerry A. Milner, Viola Vaccarino

Nursing Faculty Publications

There are sex and race differences in many aspects of health care delivery. For example, blacks and women are less likely to receive aspirin and thrombolytic drugs. Blacks and women presenting with chest pain are less likely to be referred for cardiac catheterization. Blacks and women diagnosed with acute myocardial infarction (AMI) are also less likely to undergo cardiac catheterization. The gender differences in diagnostic evaluation after AMI appear more pronounced among younger women. The American College of Cardiology and the American Heart Association joint electrocardiography guidelines state that all patients presenting to the emergency department (ED) with chest pain …


Presentation And Symptom Predictors Of Coronary Heart Disease In Patients With And Without Diabetes, Marjorie Funk, Janice B. Naum, Kerry A. Milner, Deborah Chyun Oct 2001

Presentation And Symptom Predictors Of Coronary Heart Disease In Patients With And Without Diabetes, Marjorie Funk, Janice B. Naum, Kerry A. Milner, Deborah Chyun

Nursing Faculty Publications

The aims of this prospective, observational study were to compare: (1) symptom presentation of coronary heart disease (CHD) between patients with and without diabetes and (2) symptom predictors of CHD in patients with and without diabetes. We directly observed 528 patients with symptoms suggestive of CHD as they presented to the ED of a 900-bed cardiac referral center in the northeastern United States. There were no significant differences in symptom presentation of CHD between patients with and without diabetes, although patients with diabetes were slightly more likely to present with shortness of breath (P =.056). Patients with diabetes reported …