Many U.S. teachers think the answer is Liberia and Burma (make that Myanmar). Let's give Liberia and Myanmar a break! All countries have adopted the metric system, including the U.S., and most countries (but not the U.S.) have taken steps to eliminate most uses of traditional measurements. However, in nearly all countries people still use traditional units sometimes, at least in colloquial expressions.
Although breast calcifications are usually noncancerous (benign), certain patterns of calcifications â such as tight clusters with irregular shapes â may indicate breast cancer. On a mammogram, breast calcifications can appear as macrocalcifications or microcalcifications. 1  Macrocalcifications. 2  These show up as large white dots or dashes. 3  They're almost always noncancerous and require no further testing or follow-up.
A calcified lung nodule is typically secondary to a prior infection. Non-calcified nodules can occur from a variety of benign and malignant causesâcongenital, infectious, cancer. The degree of suspicion depends on the patientâs age and risk factors.For example, in a 60 year-old long-term smoker, one must consider lung cancer.on-calcified nodules can occur from a variety of benign and malignant causesâcongenital, infectious, cancer. The degree of suspicion depends on the patientâs age and risk factors. For example, in a 60 year-old long-term smoker, one must consider lung cancer.