Renaissance Humanism: Humanism is the term generally applied to the predominant social philosophy and intellectual and literary currents of the period from 1400 to 1650.
Central serous retinopathy. Central serous retinopathy (CSR), also known as central serous chorioretinopathy (CSC or CSCR), is an eye disease which causes visual impairment, often temporary, usually in one eye. When the disorder is active it is characterized by leakage of fluid under the retina that has a propensity to accumulate under the central macula.
Children's Hospital of Philadelphia. Otitis media with effusion (OME) is a collection of non-infected fluid in the middle ear space. It is also called serous or secretory otitis media (SOM). This fluid may accumulate in the middle ear as a result of a cold, sore throat or upper respiratory infection.