Human activity is causing environmental degradation, which is the deterioration of the environment through depletion of resources such as air, water and soil; the destruction of ecosystems; habitat destruction; the extinction of wildlife; and pollution.
Screening for abdominal aortic aneurysm (AAA) Research studies suggest that a routine ultrasound scan is worthwhile for all men aged 65. This is because most people with an AAA do not have symptoms. Following a routine scan, surgery can be offered to men found to have an aneurysm over 5.5 cm wide.
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.