Anemia - Symptoms and causes - Mayo Clinic
2023年5月11日 · Anemia occurs when the blood doesn't have enough hemoglobin or red blood cells. This can happen if: The body doesn't make enough hemoglobin or red blood cells. Bleeding causes loss of red blood cells and hemoglobin faster than they can be replaced. The body destroys red blood cells and the hemoglobin that's in them. What red blood cells do
Anemia Due to Excessive Bleeding - The Merck Manuals
When blood loss occurs gradually, people may be tired, short of breath, and pale. Stool, urine, and imaging tests may be needed to determine the source of bleeding. The cause of bleeding is corrected, and transfusions and iron supplements are given if …
Anemia: Symptoms, Causes & Treatment - Cleveland Clinic
2024年4月16日 · Anemia is a blood disorder that happens when you don’t have enough red blood cells or your red blood cells don’t work as they should. Some types of anemia are inherited, but people may also acquire or develop the condition during their lifetimes.
Anemia: Causes, Symptoms, Diagnosis, Treatments - WebMD
2023年8月3日 · After a major injury, severe bleeding can lead to short-term, life-threatening anemia. And cancers and other diseases may also be a potential cause of anemia. There are more than 400 types of...
Anemia - Hematology.org - American Society of Hematology
Iron-deficiency anemia is almost always due to blood loss. If you have iron-deficiency anemia, your doctor may order tests to determine if you are losing blood from your stomach or bowels. Other nutritional anemias, such as folate or B-12 deficiency, may result from poor diet or from an inability to absorb vitamins in the gastrointestinal tract.
Diagnostic approach to anemia in adults - UpToDate
2024年10月3日 · 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 …
Anemia - StatPearls - NCBI Bookshelf
2023年8月8日 · Patients with anemia typically present with vague symptoms such as lethargy, weakness, and tiredness. Severe anemia may present with syncope, shortness of breath, and reduced exercise tolerance. This activity outlines the evaluation and treatment of anemia and explains the role of the interprofessional team in managing patients with this condition.
Iron deficiency anemia - Symptoms & causes - Mayo Clinic
2022年1月4日 · Slow, chronic blood loss within the body — such as from a peptic ulcer, a hiatal hernia, a colon polyp or colorectal cancer — can cause iron deficiency anemia. Gastrointestinal bleeding can result from regular use of some over-the-counter pain relievers, especially aspirin. A lack of iron in your diet.
Iron-Deficiency Anemia: Symptoms, Treatments & Causes - Cleveland Clinic
Iron-deficiency anemia is a blood disorder that affects your red blood cells. It’s the most common form of anemia. It happens when your body doesn’t have enough iron to make hemoglobin, a substance in your red blood cell that allows them to carry oxygen throughout your body.
Management of iron deficiency - American Society of Hematology
2019年12月6日 · Iron deficiency (ID) affects billions of people worldwide and remains the leading cause of anemia with significant negative impacts on health. Our approach to ID and iron deficiency anemia (IDA) involves three steps (I 3): (1) identification of ID/IDA, (2) investigation of and management of the underlying etiology of ID, and (3) iron repletion.