The pressure decreases because there is less density meaning there are less atoms or molecules in a space. Gravity determines the density by pulling in more molecules towards â¦ the center of the Earth.
Therefore, about 85-90 percent of children with hereditary retinoblastoma develop multiple tumors that affect both eyes (bilateral disease). The remaining 10-15 percent of patients with hereditary retinoblastoma develop only a single eye tumor (unilateral disease).
These can include pneumonia (infection of the lungs) and meningitis (infection of the brain). Vision problems, like retinopathy of prematurity (ROP). Children born prematurely are more likely than children born on time to have vision problems. Hearing loss, a common birth defect in premature babies.