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.
Mainly, if a patient has nodules on the lung, it is important to determine their etiology. Of course, not all âspotsâ are cancerous. There are no firm statistics on what percentage of âspotsâ are cancerous, as you cannot lump all spots together. Small spots, less than 6mm in size are much less likely to be cancerous. While large masses are more likely to be a cancer. Too small to biopsy is a relative term. The person doing the biopsy must be able to âhitâ the spot with a fine aspirate needle. This is not as easy as it sounds, as you have to triangulate the location in three dimensions.