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www.reference.com/world-view/enlarged-red-blood-cells-mean-f91c120ea5576137

Macrocytosis is a medical term used to describe enlarged red blood cells, according to Mayo Clinic. This medical condition usually does not cause any symptoms, but it may be a symptom of an underlying disease or infection.

www.reference.com/world-view/cause-enlarged-red-blood-cells-bdc70943b19094e

According to the Mayo Clinic, enlarged red blood cells, or macrocytosis, is a non-specific medical condition that has a number of different causes. Among the most common are vitamin B12 deficiency, folate deficiency, alcoholism, hypothyroidism (under-active thyroid) and liver disease. Other causes i

www.reference.com/article/mean-enlarged-blood-cells-c66d63c36a9f6a4b

Enlarged blood cells, which clinicians refer to as macrocytosis, may indicate the presence of an underlying disease or health condition, such as vitamin deficiency, hypothyroidism, increased red blood cell production, liver disease and more. Macrocytosis may also develop as the body's response to ce

www.reference.com/science/red-blood-cells-76cc71f6ea4d6f67

Red blood cells carry oxygen and nutrients to the tissues in the body and take away carbon dioxide. They are also called erythrocytes. They get their red color from a pigment called hemoglobin, and it is the hemoglobin that actually carries the oxygen and carbon dioxide.

www.reference.com/world-view/happens-many-red-blood-cells-891c9a08c6bfe4aa

Health Hype states that an excess amount of red blood cells affects the viscosity of blood and causes the rate of blood flow to decrease. While the body copes with a slight increase or decrease in the red blood cell concentration within the blood, too many red blood cells or too few red blood cells

www.reference.com/article/signs-small-red-blood-cells-disease-f35d3eb6f7296cce

Some signs of small red blood cells disease are a very enlarged spleen and other organs and jaundice, according to MedlinePlus and Healthline. One type of small red blood cells disease is thalassemia. There are basically two types: alpha and beta.

www.reference.com/science/causes-red-blood-cells-small-size-38a469ff4fc45823

Microcytic anemia is the condition wherein red blood cells are smaller than normal, and it is primarily caused by iron deficiency anemia and thalassemia, according to Dr. Siamak T. Nabili writing for eMedicineHealth. Iron deficiency anemia occurs due to limited or inadequate iron intake.

www.reference.com/world-view/effect-high-red-blood-cell-count-body-a285412d0c39318b

A high red blood cell count, or polycythemia, may lead to easy bruising or bleeding, the formation of blood clots, pain in joints or bones, dizziness, fatigue and abdominal pain, states eMedicineHealth. In cases where another medical disorder is causing the polycythemia, the individual may only expe

www.reference.com/article/long-red-blood-cells-live-f32452136131161a

A normal red blood cell lives for about 120 days. It takes about two days for the body to manufacture each red blood cell, and about two million are turned out every second. Production of new red blood cells occurs in the bone marrow.

www.reference.com/article/causes-enlarged-red-blood-cells-hematology-eb5f48379da8dcf2

Causes of enlarged red blood cells, or macrocytosis, include folate deficiency, vitamin B-12 deficiency, liver disease, alcoholism and medication side effects, according to Mayo Clinic. Hematologists usually detect macrocytosis cases on routine blood tests on asymptomatic patients.