Comprehending the Pathophysiology Behind Anemia
Anemia: Understanding the Pathophysiology and Causes
Anemia is a common condition that occurs when the body cannot deliver enough oxygen to the tissues due to a decrease in the total amount of red blood cells (RBCs) or hemoglobin. In this article, we will explore the pathophysiology of anemia, its causes, and how to prevent it.
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The Pathophysiology of Anemia
Anemia can result from decreased RBC production, issues with RBC production, blood loss, increased RBC destruction, or poor RBC maturation. The pathophysiology of anemia is key to understanding when the condition starts developing, early diagnosis, and prevention.
Causes of Anemia
Anemia can be caused by genetic disorders, nutritional deficiencies, inflammation and infection, and other conditions. Nutritional deficiencies, such as iron-deficiency anemia and megaloblastic anemia, are common causes of anemia.
Mechanisms of Anemia
Anemia can be classified as chronic or acute. Chronic anemia is a decline in RBCs or hemoglobin due to chronic diseases, iron, or other nutritional deficiencies. Acute anemia occurs when RBCs/Hb drop abruptly, usually by acute hemorrhage or hemolysis. Hemolytic anemia and defective or inefficient erythropoiesis are some mechanisms leading to anemia.
Diagnosing Anemia
Anemia diagnosis starts with your family health history and your health history, plus a physical exam. Tests that a healthcare professional may recommend include serum iron levels, folic acid test, complete blood count (CBC), vitamin B12 test, reticulocyte count, ferritin test, and bone marrow tests.
Complications and Prevention of Anemia
Anemia can cause severe complications if left untreated, such as heart problems, developmental delays in children, and pregnancy complications. An iron-rich and nutritious diet helps prevent common anemia.
Frequently Asked Questions
This section answers some frequently asked questions about anemia, including its concept, types, causes, compensatory mechanisms, and more.