polycythemia
Abnormal increase in the number of red blood cells or hematocrit.
Last Updated
October 7, 2025
October 7, 2025
Last updated: October 7, 2025.
This article was contributed by .
Explore More
Signs and symptoms of COPD exacerbations
If you’ve been diagnosed with chronic obstructive pulmonary disease (COPD), it’s important to know about COPD exacerbations. These events are potentially serious and even life threatening. Learn ho...