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3 kwi 2021 · Microcytic anaemia: MCV < 80 fL. Normocytic anaemia: MCV 80 – 100 fL. Macrocytic anaemia: MCV >100 fL. This article describes the general clinical features of anaemia and the causes of microcytic, normocytic and macrocytic anaemia.
11 maj 2023 · Causes of aplastic anemia include infections, certain medicines, autoimmune diseases and being in contact with toxic chemicals. Anemias linked to bone marrow disease. Diseases such as leukemia and myelofibrosis can affect how the bone marrow makes blood.
Materials and methods. We reviewed the peer-reviewed literature on definitions and classifications of anemia, global magnitude and epidemiology of anemia, and causes of anemia, including their biological mechanisms and public health significance.
7 sie 2023 · The most common cause of anemia worldwide is iron deficiency, which results in microcytic and hypochromic red cells on the peripheral smear. Several causes of iron deficiency vary based on age, gender, and socioeconomic status.
In 2010, global anemia prevalence was 32.9%, that is, more than 2.2 billion people were affected.1 The World Health Organization (WHO) defines anemia as a hemoglobin (Hb) count of less than 13 g/L in men, less than 12 g/L in nonpregnant women, and less than 11 g/L in pregnant women and the elderly. The cause of anemia varies by age, sex, and ...
15 lip 2024 · Iron deficiency anemia (IDA) is defined as low Hb or hematocrit associated with microcytic and hypochromic erythrocytes and low RBC count due to iron deficiency. IDA most commonly affects women of reproductive age, the developing fetus, children, patients with chronic and inflammatory diseases, and the elderly.
22 lip 2024 · A low hemoglobin concentration and/or low hematocrit are the parameters most widely used to diagnose anemia. The reference range depends on age and sex of the patient, as well as other factors such as altitude, prevalence of smoking in the normative population, and other factors.
