Which of the following is most likely to cause anemia?

The most common cause of anemia worldwide is iron deficiency. Iron is needed to form hemoglobin, part of red blood cells that carry oxygen and remove carbon dioxide (a waste product) from the body. Iron is mostly stored in the body in the hemoglobin.

What is the most common cause of anemia?

The most common causes of anaemia include nutritional deficiencies, particularly iron deficiency, though deficiencies in folate, vitamins B12 and A are also important causes; haemoglobinopathies; and infectious diseases, such as malaria, tuberculosis, HIV and parasitic infections.

What are the 3 main causes of anemia?

Hemoglobin is an iron-rich protein that gives the red color to blood. It carries oxygen from the lungs to the rest of the body. Anemia has three main causes: blood loss, lack of red blood cell production, and high rates of red blood cell destruction.

Which of the following JS most likely to cause anemia?

The most common cause of anemia is low levels of iron in the body.

Who are most likely to get anemia?

Iron-Deficiency Anemia (Overview) | Causes, Pathophysiology, Signs

What causes anaemia?

Causes of anaemia

dietary deficiency – lack of iron, vitamin B12 or folic acid in the diet. malabsorption – where the body is not able to properly absorb or use the nutrients in the diet, caused by conditions such as coeliac disease. inherited disorders – such as thalassaemia or sickle cell disease.

What causes anemia in females?

So if you lose blood, you lose some iron. Women with heavy periods are at risk of iron deficiency anemia because they lose blood during menstruation. 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.

What causes anemia in elderly?

The most common causes of anemia in the elderly are chronic disease and iron deficiency. Vitamin B₁₂ deficiency, folate deficiency, gastrointestinal bleeding and myelodysplastic syndrome are among other causes of anemia in the elderly.

What causes iron deficiency without anemia?

Iron deficiency can occur secondary to inadequate dietary intake, increased requirements (e.g. pregnancy and breastfeeding), impaired absorption (e.g. coeliac disease, bariatric surgery), or blood loss (e.g. menstrual, blood donation, gastrointestinal).

What is the name of the anemia caused by a deficiency of vitamin B12?

Most people with vitamin B12 or folate deficiency anaemia have underdeveloped red blood cells that are larger than normal. The medical term for this is megaloblastic anaemia. A vitamin B12 or folate deficiency can be the result of a variety of problems.

What are the 6 types of anemia?

Which type of anemia is the most common worldwide?

Iron-deficiency anemia is the most common type of anemia. It happens when you do not have enough iron in your body. Iron deficiency is usually due to blood loss but may occasionally be due to poor absorption of iron.

What considered anemia?

An adult has anemia, or is considered anemic, when their hemoglobin level falls to about 100g/L or less. A child has anemia if the hemoglobin is 75 g/L or less. Symptoms of anemia may develop even if the hemoglobin is higher than these levels.

What causes poor iron absorption?

Your body can't absorb iron.

Conditions like celiac disease, ulcerative colitis, or Crohn's disease can make it harder for your intestines to absorb iron. Surgery such as gastric bypass that removes part of your intestines, and medicines used to lower stomach acid can also affect your body's ability to absorb iron.

What causes functional iron deficiency?

Functional iron deficiency: This is inadequate iron supply to the bone marrow, while storage iron is present in the reticulo-endothelial cells. It can occur in chronic kidney disease (CKD) and many chronic inflammatory diseases (eg, rheumatoid arthritis and inflammatory bowel disease).

Does stress cause anemia?

Sustained stress is another cause of anaemia. Excessive stress hinders the manufacture of hydrochloric acid in your body, which is very important for the integration of iron and proteins. The deficiency of iron is equal to lack of haemoglobin and thus, anaemia.

Which of these are signs of anemia?

What causes anemia UK?

A common type is iron-deficiency anaemia when you don't have enough vitamin B12 or folate in your diet. This can happen if you're pregnant or you have a poor diet. It might also happen if you have Crohn's disease or coeliac disease. Anaemia can also be caused by conditions that affect your bone marrow or immune system.

What causes iron deficiency in older females?

Iron-deficiency is the second most common cause of anemia in the elderly. The most foremost reasons for iron deficiency in this age group are blood loss, nutritional deficiencies, medications, cancer therapies and poor absorption.

What causes anemia in teenage girl?

However, it is important to know that most common form of anemia in adolescents in the United States is iron deficiency anemia. This typically happens when a teen does not get enough iron in their diet. Other common reasons for teens be iron deficient include rapid growth spurts and onset of menstrual cycles for girls.

Is caused primarily by iron deficiency?

Iron deficiency anemia is the most common cause of anemia worldwide, which results in microcytic and hypochromic red cells on the peripheral smear. The patient often will have nonspecific complaints such as fatigue and dyspnea on exertion.

How does anemia affect the body?

If you have anemia, your body does not get enough oxygen-rich blood. The lack of oxygen can make you feel tired or weak. You may also have shortness of breath, dizziness, headaches, or an irregular heartbeat.

What are the forms of anemia caused due to different types of nutritional deficiencies?

What is the second most common type of anemia?

Anemia of inflammation is the second most common type of anemia, after iron-deficiency anemia.

What are 3 types of anemia?

Many types of anemia exist, such as iron-deficiency anemia, pernicious anemia, aplastic anemia, and hemo- lytic anemia. The different types of anemia are linked to various diseases and conditions. Anemia can affect people of all ages, races, and ethnici- ties.