1 In 1990, Barack Obama was elected as the first black president of the Harvard Law Review. 2  Obama, who graduated from HLS in 1991, would later represent Illinois in the U.S Senate, and in 2008 would become the 44 th President of the United States, and the first African-American president.
Most cancers in the lung are carcinomas-cancers of epithelial cells. The top pair of images shows the normal epithelium of the bronchi. This photomicrograph is greatly enlarged. The next three pairs of images show three successive stages of abnormal changes in the bronchial epithelium commonly found in smokers.
What is it? Body cavity tumors, also called primary effusion lymphomas, are a type of lymphoma that has a predilection for body cavities such as the pleural, peritoneal, or pericardial spaces. It is one of the three, and least common, subtypes of AIDS-related lymphomas (the others being NHL and primary CNS lymphoma).D 12/02 Body Cavity Tumors Key Points: 1. Body cavity lymphomas, also called primary effusion lymphomas are liquid phase tumors that invade body cavities and present as effusions. 2. HHV8, and to some extent EBV, are implicated as important contributors to pathogenesis. 3.