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).
You should see the doctor if 1  : your babyâs eye or eyes look red. 2  thereâs a greenish discharge from your babyâs eye â this might mean itâs infected. 3  the tear duct is still blocked after your child has reached 12 months of age.