A rare case of prosthetic valve endocarditis caused by Micrococcus luteus is described and compared with the few cases reported in the literature, as well as the clinical features, microbiological profile, therapy, and prognosis of common prosthetic valve endocarditis.
A megacity is usually defined as a metropolitan area with a total population in excess of ten million people.A megacity can be a single metropolitan area or two or more metropolitan areas that converge. The terms conurbation, metropolis and metroplex are also applied to the latter.he term megacity was coined in the late 19th or early 20th centuries, one of the earliest documented uses being by the University of Texas in 1904.
A sustainable city, or eco-city (also ecocity) is a city designed with consideration of environmental impact, inhabited by people dedicated to minimization of required inputs of energy, water and food, and waste output of heat, air pollution-CO2, methane, and water pollution.enerally, developmental experts agree that a sustainable city should meet the needs of the present without sacrificing the ability of future generations to meet their own needs.