(December 2012) (Learn how and when to remove this template message) The Trillion dollar club is an unofficial classification of the world's major economies with a gross domestic product (nominal GDP) of more than USD 1 trillion per year. As of 2011 it currently includes 15 countries.
Blood spots. Blood spots under the skin may be either purpura or petechiae. Purpura might look like bruises, but they are not caused by an injury as most regular bruises are. Petechiae don't look like bruises. They are tiny, flat, red or purple spots in the skin, but they are different than the tiny, flat, red spots or birthmarks (hemangiomas) that are present all the time. Sudden unexplained bruising or blood spots under the skin or a sudden increase in the frequency of bruising may be caused by: A medicine, such as aspirin or blood thinners (anticoagulants). Infection that causes the buildup of toxin in the blood or tissues .
Dermatofibromas are harmless, round, red-brownish growths that are most commonly found on the arms and legs. Dermatofibromas contain scar tissue and feel like hard lumps in the skin. The cause of dermatofibromas is not known.