Age-Related Macular Degeneration. Age-related macular degeneration (AMD) is gradual damage to the cells of the macula. This condition is most common in people over 60 years old. It causes blurry vision, especially in the center of the field of view. According to the Foundation Fighting Blindness, AMD is the leading cause of blindness among people over age 55 in the United States.
Dental Compomer Restoratives. Compomers are dental restorative materials containing glass ionomer cement. Some features of compomers include fluoride release, radiopaque, quick cure time and good handling characteristics i.e. no slumping, easy to shape/polish, no sticking. Compomers can be light-cure or self-cure.
Not to be confused with Mesomer. A meso compound or meso isomer is a non-optically active member of a set of stereoisomers, at least two of which are optically active. This means that despite containing two or more stereogenic centers, the molecule is not chiral.A meso compound is superposable on its mirror image (not to be confused with superimposable, as any two objects can be superimposed over one another regardless of whether they are the same.his means that despite containing two or more stereogenic centers, the molecule is not chiral. A meso compound is superposable on its mirror image (not to be confused with superimposable, as any two objects can be superimposed over one another regardless of whether they are the same.