Dictionary > Erythrocytosis

Erythrocytosis

Definition
noun
An increase in the number of circulating erythrocytes in the blood above the minimum normal levels.
Supplement
This condition may be due to the overproduction of red blood cells or due to a chronically low oxygen levels. For instance, individuals living at high altitudes have relatively higher concentration of RBCs in blood than those who are not.
This condition can also be observed in individuals with emphysema, pulmonary insufficiency and heart failure.
Word origin: erythrocyte + Greek –osis (condition).
Synonyms: polycythemia or polycythaemia, erythremia
Compare: erythroblastopenia, leukocytosis, thrombocytosis.


You will also like...

Cell structure
Cell Structure

A typical eukaryotic cell is comprised of cytoplasm with different organelles, such as nucleus, endoplasmic reticulum, G..

sponge
Primitive Animals

Life, as we know it today, is presumed to have started in the sea and many of them were likely eukaryotic animal-like or..

Population Growth and Survivorship
Population Growth and Survivorship

This lesson looks at population attributes, regulation, and growth. It also covers population genetics, particularly gen..

Lake Wakatipu, New Zealand
New Zealand’s Unique Geographical History

Explore why New Zealand has such unique flora and fauna, and learn why long periods of geographical isolation. This less..

squirrel
Animal Water Regulation

Animals adapt to their environment in aspects of anatomy, physiology, and behavior. This tutorial will help you understa..

An artistic depiction of a human embryo
Growth and Development of a Human Baby

Upon fertilization, a zygote forms and develops into an embryo. This tutorial elaborates on the growth and development f..