The aorta carries oxygenated blood to the body. The pulmonary artery carries deoxygenated blood to the lungs and it is the only artery to carry deoxygenated blood. There are two veins associated with the heart. The vena cava, or great vein, carries deoxygenated blood back to the heart from the body.
Download PDF. The American Academy of Pediatrics (AAP) recommends screening for anemia between the ages of 9 to 12 months with additional screening between the ages of 1 and 5 years for patients at risk. The screening may be universal or selective depending on the prevalence of iron deficiency anemia in the population.
According to the World Health Organization, anemia is a public health problem in many developing countries, including Africa and Asia [1]. Most studies on anemia have been performed in developing countries and have focused on certain groups, such as children younger than 5 years of age. The prevalence of anemia in school-aged children has received less attention compared with that in preschoolers and women of child-bearing age [2, 3].