Medical Encyclopedia
Complete blood count - series: Results, part 2
High numbers of red blood cells may indicate:
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Cigarette smoking
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Low oxygen tension in the blood
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Congenital heart disease
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Cor pulmonale
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Pulmonary fibrosis
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Polycythemia vera
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Dehydration (such as from severe diarrhea)
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Emphysema
Update Date: 8/10/2008
Updated by: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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