(June 2010) (Learn how and when to remove this template message) Base curve radius, or simply base curve, abbreviated BCR or BC, is the measure of one important parameter of a lens in optometry. On a spectacle lens, it is the flatter curvature of the front surface.
Green stool â when your feces look green â is usually the result of something you ate, such as spinach. Certain medications or iron supplements can also cause green stool. Newborns pass a dark green stool called meconium, and breast-fed infants often produce yellow-green stools. In older children and adults, green stool is uncommon. It's rarely cause for concern. Causes.
Hi there. I found a website that goes into the causes of different coloured stools. I note a few extracts below. As previously mentioned, if you think the problem persists then talk to your doc. Causes of green stools. large amounts of green, leafy vegetables. green or purple artificial coloring (popsicles, Kool-Aid, gelatin)