Tympanic membrane retraction adherent to other structures within the middle ear. Some retractions continue to progress and grow more deeply into the ear. This can result in erosion of bone. As the middle ear is only a narrow space, the eardrum only has to retract a short distance before it touches boney structures within the middle ear such as the ossicles. It may become adherent to these bones and in some cases, this contact leads to erosion of the bone. As well as ossicular erosion, the bone of the ear canal (e.g. the scutum) and even bone over the cochlea (the promontory) can
Economy for the Common Good Economy for the Common Good Economy for the Common Good is a social movement advocating for an alternative economic model. It calls for working towards the common good and cooperation as value above profit-orientation and competition which leads to greed and uncontrolled growth. Christian Felber coined the term in his book "Die Gemeinwohl-Ökonomie - Das Wirtschaftsmodell der Zukunft", published in 2010. According to Felber, it makes much more sense for companies to create a so-called "common good balance sheet" than a financial balance sheet. The common good balance sheet shows the extent to which a company abides by values like